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  • 8/10/2019 By CY Series

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    Air Handling UnitsDirect Expansion

    BY Series(Matching with CY series Condensing units)

    BY07 thru BY25

    6 TR thru 30 TR

    20 kW thru 105 kW

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    Company Business

    Zamil Air Conditioners was founded in 1974 as one of the first air conditioning companies to be established in Saudi Arabiaand today is a leading international manufacturer of air conditioning systems and is Number One in the Middle East.

    Zamil Air conditioners manufactures both consumer and central air conditioners and has sales operations in over 55

    countries in the Middle East, Europe, Africa and Asia.

    The companys operations are structured into four Strategic Business Units (SBUs) supporting five in-house product andservice brands as well as a number of international brands under the OEM sales.

    The five in-house brands are Classic, Cooline, CoolCare, Clima Tech and Geoclima.

    The four SBUs are:1. Consumer Business Unit supporting Classic, Cooline, GE and OEM brands for consumers.

    2. Unitary & Applied Business Unit supporting Zamil, Cooline, GE and OEM brands for commercial and industrial customers.

    3. Zamil CoolCare Business Unit providing industrial, electro mechanical contracting services, HVAC maintenance,

    retrofit & operation services and parts.

    4. Geoclima srl is an independent business supporting other SBUs for their requirements of chillers & double skin AHUs.

    The first three SBUs - Consumer Products, Unitary & Applied Products and CoolCare direct their business operationsfrom the corporate headquarters in Dammam, Saudi Arabia.

    Geoclima has its engineering & production operations located at Monfalcone, Italy and has a design center in Austria.

    All the four SBUs, while operating independently, supplement each others activities in a way that makes synergy work at

    its best and achieve the corporate goals of maximizing customer satisfaction.

    Factories and Productions

    Zamil Air Conditioners has two manufacturing plants in Dammam, Saudi Arabia and has one specialty production facilityin Italy operated by Geoclima.

    The company can produce up to 550,000 Room Air Conditioners, 300,000 Mini-Split systems and 50,000 Central Air

    Conditioning systems per year.

    Quality & Product Certificates

    The Quality systems and policies at Zamil Air Conditioners comply with the required ISO 9001:2008 certification.

    Zamil Air Conditioners is the first company in Saudi Arabia to receive the SASO (Saudi Arabias Standard Organization)

    Certificate for Room Air Conditioners. ZACs products are also certified with:

    1. CE (Council of European Community)

    2. UL (Underwriters Laboratory)

    3. Eurovent (Certified Performance)

    4. ETL (Test Facilities)

    5. SASO (Saudi Arabian Standards Organization)

    6. ISO 9001:2008 (International Organization for Standardization)7. ASME (American Quality of Mechanical Engineers)

    Other awards include the prestigious Engineering Excellence Award of General Electric and the inaugural Prince Mohammedbin Fahd Al Saud Award for Factory Safety.

    Our Products

    In addition to the consumer products such as the Room Air Conditioners (RAC) and the Mini Splits, Zamil Air Condition-ers manufacturers a host of residential, commercial and industrial air conditioners. This broad range extends from theConcealed Units up to 5 TR, the Ducted Splits up to 30 TR, the Packaged Units up to 95 TR, the Single and Double Skin

    Air Handling Units up to 138,316 CFM and the Water Chillers up to 500 TR cooling capacity.

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    Contents Page

    Outstanding features ................................................................................................................................ 2

    Model decoding ........................................................................................................................................ 3

    Blower drive options ................................................................................................................................. 4

    Standard specifications ......................................................................................................................... 4-5

    Options and accessories ....................................................................................................................... 5-6

    Physical data ............................................................................................................................................ 7

    Cooling capacities ............................................................................................................................... 8-14

    Fan performance data ....................................................................................................................... 15-16

    Electrical data .................................................................................................................................... 17-19

    Dimensions, indoor units ................................................................................................................... 20-23

    Dimensions, heater box .......................................................................................................................... 24

    Dimensions, outdoor units ................................................................................................................. 25-27

    Typical schematic wiring diagram ...................................................................................................... 28-31

    Controls and sequence of operation ....................................................................................................... 32

    Installation instructions ........................................................................................................................... 33

    INDEX

    CONTINUING RESEARCH RESULTS IN STEADY IMPROVEMENTS.

    THEREFORE, THESE SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE.

    1

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    *HIGH EER (ENERGY EFFICIENCY RATIO)

    *INDEPENDENT HORIZONTAL OR VERTICAL AIR DISCHARGE UNITS

    *LOW CEILING HEIGHT REQUIREMENTS

    *MICROPROCESSOR BASED CONTROLS

    *ONE SIDE TOTAL SERVICE ACCESSIBILITY

    *SINGLE POINT POWER ENTRY

    *UV FLOW LIGHT EMITTERS FOR ENHANCED IAQ (INDOOR AIR QUALITY)

    *NUMBERED CODED WIRES

    *INSULATED DRAIN PAN

    *FACTORY INSTALLED OPTIONS UPON REQUEST

    *SMALL FOOTPRINT

    *LIGHT WEIGHT

    *PRE-PAINTED CABINETS WITH FIBERGLASS INSULATION

    *LARGE CHOICE OF HEATERS; FACTORY OR FIELD INSTALLATION

    *STANDARD OR OPTIONAL MOTORS; FACTORY OR FIELD INSTALLATION

    *ALUMINUM OR SYNTHETIC FILTERS

    *UL LISTED MAJOR COMPONENTS

    OUTSTANDING FEATURES

    2

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    MO

    DELDECODING

    1&2

    BASIC

    3&4

    FACEAREA

    (SQ.FT.)

    7

    REFRIGERATION

    CIRCUIT

    6

    ELECTRICAL

    SUPPLY

    (V-Ph-Hz)

    9

    BLOWER

    MOTOR

    12

    EV

    APORATOR

    COIL

    13

    FILTER

    11

    HEATER

    OPTIONS

    (kW/STAGE)

    14

    OTHEROPTIONS

    BY

    AIR

    HANDLING

    UNIT

    07

    10

    14

    18

    25

    S:SINGLE

    D:DUAL

    H:208/230-3-60

    M:380-3-60

    (4WIRE)

    F:460-3-60

    D:2HPODP

    E:3HPODP

    D:2HPODP

    E:3HPODP

    G:5HPODP

    J:7.5HPODP

    J:7.5HPODP

    L:10HPODP

    A:ALUMINUM

    FIN

    B:COATED

    ALUMINUM

    FIN

    C:COPPERFIN

    FORBY07-BY14

    N

    :NOHEATER

    A

    :5/1

    B

    :6/1

    C

    :7.5/1

    D

    :10/2

    E

    :12/2

    F

    :15/2

    G

    :20/2

    H

    :25/2

    J

    :30/2

    FORBY18-BY25

    N

    :NOHEATER

    E

    :12/2

    F

    :15/2

    G

    :20/2

    H

    :25/2

    J

    :30/2

    K

    :35/2

    L

    :40/2

    N:NOOPTION

    V:VOLTFREE

    CONTACTS*

    8

    MODE

    C:COOLON

    LY

    J:ALT.I

    K:ALT.II

    10

    DRIVE

    OPTIONS

    15

    THERMOSTAT

    OPTION

    S

    :UNITWITH

    THERMOSTAT

    D

    :UNITWITHOUT

    THERMOSTAT

    5

    ARRANGEMENT

    H

    :HORIZONTAL

    V

    :VERTICAL

    FORBY07

    N:NOFILTER

    E:1/2"ALUMINUM

    F:1/2"SYNTHETIC

    A:1"ALUMINUM

    C:1"SYNTHETIC

    N:NOFILTER

    A:1"ALUMINUM

    B:2"ALUMINUM

    C:1"SYNTHETIC

    D:2"SYNTHETIC

    N:NOFILTER

    B:2"ALUMINUM

    D:2"SYNTHETIC

    MODELS:BY07-BY25

    FORBY07

    FORBY10

    FORBY14/18

    FORBY25

    NOTE:*BlowermotorRUN/TRIPindication.

    FORBY18-BY25

    FORBY07-BY14

    D:DUAL

    FORBY10,14&18

    FORBY25

    3

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    STANDARD SPECIFICATIONS

    A. GeneralThese Zamil Air Handling Units are factory fabricated and assembled, consisting of forward-curved fan section with

    blower motor, DX coil, electric heaters (optional), filters & electrical control box and are suitable for indoor applications.

    The unit is ready to operate when piped to a suitable condensing unit, connected to power/controls and air ducts or

    plenums.

    They should be ordered separately as horizontal air discharge or vertical air discharge units as per application require-

    ments.

    B. Unit EnclosureCasing Panels are of heavy gauge (G-90) galvanized steel. Removable access panels are provided for inspection and

    access to all internal parts. These panels are insulated with 1/2" thick fiberglass insulation to prevent condensation from

    forming on the unit casing. Insulation meets the requirements of NFPA 90A and is protected against deterioration and

    errosion from air currents. Steel sheet is zinc-coated, galvanized by the hot dip process of lock forming quality conform-

    ing to ASTM A 653 commercial weight G-90, followed by baked-on electrostatic polyester dry powder coat.

    C. CoilsCoils are of the enhanced louvered fin-and-tube type, constructed of copper tubes, mechanically bonded to aluminum

    fins.As an opt ion, corrugated copper or enhanced coated aluminum fins may be provided. End plates and tube support

    sheets are 18 gauge galvanized steel, formed to provide structural strength. Each coil is pressure tested in the factory at

    not less than 300 psi (2070 kPa) air pressure. Coils conform to ARI 410.

    D. Drain PansDrain pans provided under cooling coil section are made of G-90 galvanized steel with mastic coated liner for additional

    corrosion protection. Drain outlets of 3/4" NPT is provided for field connection.

    E. Evaporator FanEvaporator fan is of a centrifugal forward-curved blade design and sized to meet system airflow/pressure. Fan motor is

    mounted on an adjustable base and secured by a locking device. Fan drive is through adjustable motor pitch pulley and

    belt-driven. Fan shafts are designed to operate at less than 2/3rds of the first critical speed when the unit comes up to

    rated revolutions per minute (RPM). Units have sealed, permanently lubricated ball or sleeve fan bearing and are stati-

    cally / dynamically balanced in the fan housing during final assembly. Fan motors are of the open drip-proof type(totally

    enclosed types are optional)and conform to NEMA MG-1 & MG-2. Motor starters are magnetic contactor, across-the-

    line type.

    4

    BLOWER DRIVE OPTIONS

    MODELNUMBER OPTION

    MOTOR BLOWER APPROX. SPEEDCHANGE PER

    PULLEYTURN (RPM)

    PULLEYPITCH DIA.

    (INCH)

    SPEED RANGE (RPM)

    MINIMUM MAXIMUM

    PULLEYPITCH DIA.

    (INCH)HP RPM

    BY07

    BY10

    BY14

    BY18

    BY25

    ALT. I

    ALT. II

    ALT. I

    ALT. II

    ALT. I

    ALT. II

    ALT. I

    ALT. II

    ALT. I

    ALT. II

    2

    3

    23

    5

    7.5

    5

    7.5

    7.5

    10

    1750

    1750

    1750

    1750

    1750

    1750

    1750

    1750

    1750

    1750

    2.7 - 3.7

    2.7 - 3.7

    3.1 - 4.1

    3.1 - 4.1

    3.7 - 4.7

    4.3 - 5.5

    3.7 - 4.7

    4.3 - 5.5

    4.3 - 5.5

    4.3 - 5.5

    893

    964

    733

    875

    809

    940

    809

    875

    685

    800

    1156

    1321

    970

    1157

    1028

    1203

    1028

    1120

    880

    1023

    5.6

    4.9

    7.4

    6.2

    8.0

    8.0

    8.0

    8.6

    11

    9.4

    62

    71

    40

    47

    37

    44

    37

    40

    38

    44

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    F. Microprocessor ControlThese air handling units are provided with a microprocessor control board incorporating the following features:

    - BALANCE LOADING OF COMPRESSORS:The units electronic control automatically operates lead/lag sequenceof compressors. This is to load the compressors evenly over long periods of operation. If required however, compres-

    sor-1 can also be set to always lead. In this case, compressor-1 always starts first and stops last. (Selectable throughdip switch setting on control board).

    - PUMP DOWN FUNCTION: In units equipped with pump down system, the controller provides the time delay between

    solenoids opening and compressor starting to equalize the pressure in the system necessary for compressor to start-up. (Selectable through dip switch setting on control board).

    - COMPRESSOR ANTI-RECYCLING PROTECTION:The controller has a built-in 3 minutes minimum off timer for

    compressor. This is for compressor protection in case of accidental manual re-set or immediate re-cycling of thermo-stat due to load demand.

    - COMPRESSOR LOCK-OUT FUNCTION: If any of the units safety control trips due to abnormal conditions, theelectronic controls locks out the compressor after a pre-determined timing preventing a re-start unless attended by a

    qualified service technician. The unit can be re-started through thermostat re-set after ensuring safe system condi-tions.

    - FAULT DIAGNOSTICS: In case of system fault, LEDs on the board emits a flashing signal indicating where the faultis. This is to guide the service technician in identifying the fault.

    - DIGITAL I/Os: The units control board is compatible to operate with a DDC controller or any standard 24V a.c.thermostat commercially available.

    - SEQUENTIAL CONTROL: With input signals from the thermostat, the motors in the equipment is started in sequen-

    tial order: supply fan condenser fan compressor; at a pre-determined timings.

    G. Control PanelA complete factory-wired control panel is provided to ensure safe and proper operation.

    OPTIONS AND ACCESSORIESA. Electric HeatersElectric heaters are of the resistance open coil type and conform to the requirements of UL 573 or equivalent. Electrical

    characteristics, kW capacities and number of stages are as indicated. Thermal cut-outs, fusible links and airflow switchesare provided to shut-off power to heaters in case of airflow failure.

    B. FiltersFilters are easily accessible through the filter access panel. Filters may be synthetic or permanent washable aluminumtype (refer to model decoding for details). As an accessory, bag filter section can be provided for belt driven units.

    C. Discharge Air Plenum & Return Air GrilleAs an accessory, discharge air plenum with return air grilles can be provided on vertical units.

    D. UV Flow Light EmittersThe damp & dark environment inside the AHU is ideal for the growth and development of hazardous bacteria & fungi. The

    UV flow concept uses emitters of Ultra Violet light to simulate the effect of healthy sun radiation. This will inhibit the growthof these microorganisms reducing in this manner mold related allergies and diseases. Breath safely with UV flow.

    To order the UV flow use the kit numbers in the table below.

    MODEL NUMBER BY07 BY10 BY14 BY18 BY25

    KIT PART NUMBER 700-391-18 700-391-19 700-391-20 700-391-21 700-391-22

    5

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    6

    E. Electronic ThermostatGeneral information:Electronic thermostat shall control one or two stage heating and cooling applications. The thermo-

    stat normally displays room temperature and mode of operation.

    The temperature can be set by up/down buttons for both cooling and heating cycles. The thermostat also allows you to

    select continuous fan operation, or have the fan on intermittent operation with the equipment.

    The thermostat is best located about 1500 mm (5 Ft.) above floor level, on a partition wall (not an outside wall), and

    should not be exposed to direct light from lamps, sun etc. It should be in return air stream, away from supply air registers/diffusers.

    Single/dual stage - Cooling & heating.

    Low voltage control - 24 VAC (nominal).

    Room temperature display - in 0C or 0F.

    Mode of operation - FAN/COOL/HEAT/AUTO.

    Fan mode - ON: Continuous fan operation; AUTO: Fan operates ON/OFF with compressor.

    Heating & cooling setpoint is permissible.

    Temperature set button - Up for increasing & down for decreasing temperature.

    Built-in compressor fault & clogged filter indication led lights.

    Remote sensing function as an option. Duct sensor is provided with the thermostat.

    800-652-61 1 & 2 1 & 2 OFF-HEAT/COOL ON - AUTO

    TYPICAL THERMOSTAT

    Part No.Heating

    Stages

    Cooling

    Stages

    Selector Switch Positions

    Mode Switch Fan Switch

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    Corrugated Fin & Tube

    PHYSICAL DATA

    MODEL NUMBER BY07 BY10 BY14 BY18 BY25

    EVAPORATOR BLOWER Type Centrifugal

    Nominal airflow CFM (L/S) 2800 (1321) 4600 (2171) 5500 (2596) 7000 (3303) 9000 (4247)

    Motor HP (Std/Alt) 2/3 3/2 5/7.5 5/7.5 7.5/10

    Drive type Belt Belt Belt Belt Belt

    Blower size 12x12 15x15 15x15 15x12 18x18

    Quantity 1 1 1 2 2

    EVAPORATOR COIL Type

    Tube dia. - Rows - FPI 3/8 - 3 - 14 3/8 - 4 - 14 3/8 - 4 - 14 3/8 - 4 - 14 3/8 - 4 - 14

    Face area, Sq. ft. (Sq. m.) 7 (0.65) 10 (0.93) 14 (1.3) 17.4 (1.62) 25 (2.32)

    REFRIGERANT LINES Suction line size O.D. (inch) 1-1/8 1-3/8 1-3/8 - -

    SINGLE COMPRESSOR Liquid line size O.D. (inch) 5/8 5/8 5/8 - -

    REFRIGERANT LINES Suction line size O.D. (inch) 7/8 7/8 1-1/8 1-3/8 1-3/8

    DUAL COMPRESSORLiquid line size O.D. (inch) 1/2 1/2 5/8 5/8 7/8

    RETURN AIR FILTER Size (inch) 20 x 20 x 1/2 18 x 24 x 1 20 x 24 x 1 20 x 24 x 1 20 x 24 x 2

    Quantity 3 3 3 3 3

    SHIPPING WEIGHT kg. (approx.) 165 225 300 340 420

    7

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    NOTES: 1. Direct interpolation is permissible Do not extrapolate.2. Capacities above are based on DBE = 800F. For higher or lower DBE, add following Correction Factor to SC = 1.08 x CFM (1 DR) (DBE 80).3. To calculate leaving conditions, follow this procedure: DBL = DBE (Sensible Capacity (Btuh) / 1.08 x CFM); WBL = DBL [DR (DBE WBE)].

    4. Total unit power input includes blower motor watts at nominal CFM & 0.3 ESP.

    TC Total Capacity (1000 Btuh) GrossSC Sensible Heat Capacity (1000 Btuh) Gross

    DBE Dry Bulb Temp. (0F) of Air Entering CoilWBE Wet Bulb Temp. (0F) of Air Entering Coil

    DBL Dry Bulb Temp. (0F) of Air Leaving CoilWBL Wet Bulb Temp. (0F) of Air Leaving Coil

    kW Total unit power inputDR Wet Bulb depression ratio

    BY07 INDOOR UNIT WITH CY075 OUTDOOR UNIT

    BY07 INDOOR UNIT WITH CY090 OUTDOOR UNIT

    62 67 72 62 67 72 62 67 72

    68.38 74.46 80.91 71.74 78.24 85.14 74.17 80.84 88.13

    61.94 51.99 41.85 70.48 58.38 46.06 72.69 64.18 49.84

    6.55 6.74 6.88 6.83 7 7.14 7.33 7.49 7.64

    65.49 71.41 77.72 68.6 74.91 81.72 70.89 77.45 84.5

    60.59 50.71 40.64 67.23 57.03 44.83 69.47 62.89 48.58

    7.21 7.41 7.57 7.49 7.66 7.83 7.98 8.15 8.32

    62.34 68.12 74.28 65.25 71.38 78 67.22 73.67 80.63

    59.15 49.34 39.35 63.95 55.63 43.5 65.88 61.42 47.24

    7.94 8.14 8.32 8.21 8.4 8.59 8.7 8.89 9.09

    59.03 64.66 70.68 61.7 67.73 74.17 63.56 69.9 76.63

    57.63 47.91 38.01 60.47 54.21 42.14 62.29 60.01 45.87

    8.66 8.88 9.09 8.93 9.13 9.35 9.42 9.62 9.87

    55.63 61.12 67.07 58.14 63.99 70.24 59.9 65.88 72.63

    54.52 46.47 36.71 56.98 52.76 40.77 58.7 58.44 44.54

    9.38 9.61 9.85 9.63 9.86 10.14 10.12 10.36 10.66

    CONDENSER

    ENTERING AIR

    TEMP. (0

    F)

    EVAPORATOR AIRFLOW, CFM/DR

    1900/0.102 2400/0.126 2900/0.148

    EVAPORATOR ENTERING AIR, WBE (0F)

    62 67 72 62 67 72 62 67 72

    74.41 81.45 89.03 77.72 85.21 93.05 80.14 87.86 96.17

    69.27 57.95 46.47 76.16 64.68 50.79 78.53 70.74 54.78

    7.79 8.02 8.23 8.33 8.53 8.74 8.82 9.02 9.24

    70.98 77.94 85.25 74.06 81.33 89.07 76.34 83.8 91.98

    67.71 56.54 45.07 72.58 63.13 49.38 74.82 69.16 53.35

    8.67 8.89 9.1 9.18 9.39 9.61 9.67 9.87 10.11

    67.35 74.13 81.27 70.27 77.32 84.97 72.25 79.73 87.65

    66.08 54.99 43.62 68.87 61.57 47.96 70.81 67.67 51.88

    9.58 9.79 10 10.08 10.28 10.52 10.55 10.76 11.01

    63.63 70.23 77.3 66.25 73.2 80.62 68.17 75.37 83.17

    62.35 53.42 42.2 64.92 59.98 46.45 66.8 66.01 50.38

    10.47 10.68 10.91 10.95 11.16 11.42 11.42 11.64 11.9259.8 66.23 73.03 62.22 68.95 76.16 63.93 71.02 78.55

    58.61 51.85 40.67 60.98 58.36 44.91 62.66 64.43 48.84

    11.34 11.55 11.81 11.82 12.03 12.33 12.29 12.51 12.84

    CONDENSER

    ENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    2250/0.118 2800/0.144 3350/0.168

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kWTC

    125 SC

    kW

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    COOLING CAPACITIES(Single compressor units)

    BY10 INDOOR UNIT WITH CY100 OUTDOOR UNIT

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    62 67 72 62 67 72 62 67 72

    93.7 101.72 110.43 97.19 105.68 114.75 99.69 108.38 118.1

    84.45 69.89 55.2 91.35 77.72 60.21 93.71 85.01 65.01

    8.88 9.09 9.34 9.11 9.32 9.62 9.49 9.72 10.05

    90.53 98.45 106.93 93.78 102.15 111.09 96.21 104.74 114.14

    83.14 68.66 54.01 88.15 76.41 59.02 90.44 83.72 63.74

    9.72 9.92 10.16 9.94 10.14 10.43 10.3 10.53 10.86

    86.75 94.68 103.07 89.93 98.17 106.98 92.2 100.75 11081.54 67.26 52.71 84.53 74.97 57.68 86.67 82.36 62.44

    10.64 10.85 11.14 10.85 11.08 11.42 11.22 11.46 11.85

    82.96 90.68 99.09 85.78 94.04 102.88 88.02 96.42 105.69

    77.99 65.75 51.38 80.63 73.49 56.36 82.74 80.8 61.08

    11.57 11.81 12.14 11.78 12.04 12.44 12.15 12.43 12.89

    78.57 86.31 94.62 81.33 89.47 98.19 83.31 91.73 100.86

    73.86 64.17 49.9 76.45 71.88 54.86 78.31 79.2 59.56

    12.61 12.87 13.27 12.81 13.11 13.59 13.18 13.51 14.06

    CONDENSER

    ENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    2800/0.05 3400/0.066 4000/0.076

    EVAPORATOR ENTERING AIR, WBE (0F)

    8

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    NOTES: 1. Direct interpolation is permissible Do not extrapolate.2. Capacities above are based on DBE = 800F. For higher or lower DBE, add following Correction Factor to SC = 1.08 x CFM (1 DR) (DBE 80).3. To calculate leaving conditions, follow this procedure: DBL = DBE (Sensible Capacity (Btuh) / 1.08 x CFM); WBL = DBL [DR (DBE WBE)].

    4. Total unit power input includes blower motor watts at nominal CFM & 0.3 ESP.

    TC Total Capacity (1000 Btuh) GrossSC Sensible Heat Capacity (1000 Btuh) Gross

    DBE Dry Bulb Temp. (0F) of Air Entering CoilWBE Wet Bulb Temp. (0F) of Air Entering Coil

    DBL Dry Bulb Temp. (0F) of Air Leaving CoilWBL Wet Bulb Temp. (0F) of Air Leaving Coil

    kW Total unit power inputDR Wet Bulb depression ratio

    BY10 INDOOR UNIT WITH CY120 OUTDOOR UNIT

    BY10 INDOOR UNIT WITH CY150 OUTDOOR UNIT

    62 67 72 62 67 72 62 67 72

    112.8 122.36 132.41 117.12 127.11 137.76 120.05 130.47 141.72

    106.89 88.89 70.55 114.78 99.61 77.42 117.65 109.78 83.96

    11.14 11.44 11.76 11.62 11.92 12.29 12.25 12.57 12.98

    104.71 113.62 123.17 108.58 118.09 128.1 111.48 121.11 131.79

    101.14 83.56 65.79 106.41 94.18 72.55 109.25 104.12 79

    11.88 12.18 12.52 12.34 12.65 13.06 12.98 13.3 13.77

    96.63 105.02 113.93 100.04 108.9 118.45 102.69 111.75 121.66

    91.8 76.15 59.36 95.04 86.1 65.79 97.56 95.63 71.82

    12.58 12.87 13.24 13.03 13.35 13.8 13.66 14 14.5

    91.61 99.75 108.41 94.81 103.35 112.59 97.05 105.92 115.66

    87.03 74.19 57.52 90.07 84.12 63.91 92.19 93.56 69.98

    13.25 13.56 13.96 13.7 14.03 14.51 14.33 14.68 15.23

    85.33 93.09 101.38 88.37 96.42 105.17 90.35 98.84 108

    81.07 71.74 55.21 83.95 81.68 61.56 85.84 91.19 67.62

    14.04 14.35 14.8 14.48 14.83 15.36 15.11 15.48 16.09

    CONDENSER

    ENTERING AIR

    TEMP. (0

    F)

    EVAPORATOR AIRFLOW, CFM/DR

    3200/0.059 4000/0.076 4800/0.092

    EVAPORATOR ENTERING AIR, WBE (0F)

    62 67 72 62 67 72 62 67 72

    130.72 141.5 152.59 133.69 144.78 156.04 135.29 146.53 157.97

    121.42 100.28 78.76 129.68 107.7 83.43 131.24 112.45 86.44

    13.6 13.95 14.33 14.07 14.42 14.82 14.43 14.78 15.2

    125.32 135.95 146.9 128.08 139 150.29 129.63 140.68 152.16

    119.09 98.14 76.77 124.24 105.5 81.48 125.74 110.26 84.5

    14.91 15.27 15.68 15.37 15.73 16.17 15.73 16.09 16.55

    119.22 129.71 140.69 121.86 132.62 143.95 123.31 134.18 145.69

    115.64 95.74 74.65 118.21 103.13 79.37 119.61 107.86 82.36

    16.35 16.73 17.17 16.8 17.18 17.67 17.15 17.54 18.05

    113.64 123.99 135 116.05 126.83 138.2 117.43 128.32 139.87

    110.23 93.55 72.7 112.57 101 77.45 113.91 105.74 80.45

    17.63 18.03 18.52 18.08 18.48 19.02 18.43 18.84 19.41107.89 118.27 129.48 110.24 121.05 132.45 111.55 122.47 134.27

    104.65 91.39 70.85 106.93 98.89 75.55 108.2 103.63 78.67

    18.9 19.32 19.87 19.34 19.77 20.38 19.69 20.13 20.77

    CONDENSER

    ENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    4000/0.076 4600/0.088 5000/0.095

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kWTC

    125 SC

    kW

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    COOLING CAPACITIES(Single compressor units)

    BY14 INDOOR UNIT WITH CY150 OUTDOOR UNIT

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    62 67 72 62 67 72 62 67 72

    141.18 152.95 164.83 145.99 157.94 170.28 149.86 162.43 175.25

    132.88 110.4 87.29 143.07 121.29 94.24 146.87 134.31 102.5

    13.72 14.07 14.51 14.23 14.6 15.1 15.12 15.52 16.09

    135.25 146.88 158.79 139.71 151.7 164.07 143.55 155.9 168.75

    130.17 107.9 85.06 136.92 118.83 92.04 140.68 131.77 100.23

    15.04 15.41 15.89 15.54 15.93 16.48 16.42 16.85 17.48

    128.63 140.12 152.07 132.81 144.62 157.24 136.47 148.6 161.75

    127.21 105.14 82.6 130.15 116.02 89.65 133.74 128.95 97.85

    16.49 16.89 17.41 16.99 17.41 18.03 17.86 18.32 19.03

    122.53 133.87 146.03 126.33 138.38 151.03 129.9 142.32 155.5

    120.08 102.58 80.42 123.8 113.62 87.47 127.3 126.67 95.74

    17.79 18.21 18.79 18.28 18.73 19.42 19.15 19.65 20.44

    116.43 127.8 140 120.05 131.93 145.03 123.33 135.78 149.5

    114.1 100.19 78.24 117.65 111.07 85.42 120.86 124.17 93.79

    19.07 19.52 20.18 19.57 20.05 20.82 20.43 20.98 21.85

    CONDENSER

    ENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    4000/0.050 4800/0.062 5800/0.076

    EVAPORATOR ENTERING AIR, WBE (0F)

    9

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    NOTES: 1. Direct interpolation is permissible Do not extrapolate.2. Capacities above are based on DBE = 800F. For higher or lower DBE, add following Correction Factor to SC = 1.08 x CFM (1 DR) (DBE 80).3. To calculate leaving conditions, follow this procedure: DBL = DBE (Sensible Capacity (Btuh) / 1.08 x CFM); WBL = DBL [DR (DBE WBE)].

    4. Total unit power input includes blower motor watts at nominal CFM & 0.3 ESP.

    TC Total Capacity (1000 Btuh) GrossSC Sensible Heat Capacity (1000 Btuh) Gross

    DBE Dry Bulb Temp. (0F) of Air Entering CoilWBE Wet Bulb Temp. (0F) of Air Entering Coil

    DBL Dry Bulb Temp. (0F) of Air Leaving CoilWBL Wet Bulb Temp. (0F) of Air Leaving Coil

    kW Total unit power inputDR Wet Bulb depression ratio

    BY10 INDOOR UNIT WITH CY120 OUTDOOR UNIT

    BY10 INDOOR UNIT WITH CY150 OUTDOOR UNIT

    62 67 72 62 67 72 62 67 72

    114.47 125.97 138.9 119.74 132.31 146.38 123.61 136.72 151.86

    105.56 88.62 71.58 117.34 99.74 78.98 121.14 109.99 85.79

    11.43 12 12.59 12.01 12.6 13.21 12.73 13.32 13.95

    108.48 119.86 132.55 113.46 125.72 139.66 116.92 130.06 144.83

    102.83 86.12 69.21 111.19 97.12 76.6 114.58 107.51 83.38

    11.98 12.66 13.37 12.59 13.29 14.04 13.33 14.04 14.83

    102.34 113.48 125.93 106.84 118.96 132.59 110.01 122.98 137.38

    100.13 83.53 66.79 104.7 94.51 74.13 107.81 104.87 80.86

    12.52 13.3 14.14 13.16 13.96 14.86 13.91 14.74 15.67

    96.63 107.51 119.86 100.74 112.72 126.03 103.95 116.32 130.34

    96.63 81.11 64.61 98.73 92.12 71.87 101.87 102.33 78.47

    13.04 13.92 14.88 13.7 14.61 15.64 14.47 15.41 16.48

    90.07 100.72 112.69 93.77 105.43 118.28 96.63 108.83 122.28

    88.27 78.45 62.06 91.89 89.37 69.21 94.69 99.64 75.8

    13.67 14.67 15.79 14.35 15.4 16.59 15.12 16.22 17.45

    CONDENSERENTERING AIR

    TEMP. (0

    F)

    EVAPORATOR AIRFLOW, CFM/DR

    3200/0.059 4000/0.076 4800/0.092

    EVAPORATOR ENTERING AIR, WBE (0F)

    62 67 72 62 67 72 62 67 72

    131.07 143.06 155.86 134.29 146.58 160.01 136.17 148.7 162.28

    121.55 100.91 79.91 130.26 108.33 84.78 132.08 113.24 87.87

    14.08 14.41 14.73 14.54 14.86 15.2 14.9 15.22 15.56

    124.62 136.3 148.97 127.68 139.79 152.87 129.41 141.76 154.96

    118.74 98.25 77.51 123.85 105.81 82.37 125.53 110.7 85.42

    15.52 15.88 16.26 15.98 16.33 16.74 16.33 16.68 17.1

    118.17 129.54 141.72 120.86 132.62 145.34 122.44 134.39 147.41

    114.62 95.68 74.99 117.24 103.1 79.81 118.77 107.93 82.93

    16.95 17.35 17.79 17.4 17.8 18.28 17.75 18.15 18.65

    111.37 122.43 134.48 113.85 125.44 137.8 115.25 127.02 139.66

    108.03 92.97 72.55 110.43 100.5 77.32 111.79 105.28 80.39

    18.38 18.81 19.34 18.83 19.27 19.85 19.18 19.63 20.23105.1 116.01 127.76 107.43 118.66 130.86 108.71 120.3 132.54

    101.95 90.58 70.28 104.21 97.97 75.05 105.45 102.89 78.08

    19.64 20.12 20.74 20.09 20.59 21.26 20.44 20.95 21.65

    CONDENSER

    ENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    4000/0.076 4600/0.088 5000/0.095

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kWTC

    125 SC

    kW

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    COOLING CAPACITIES(Dual compressor units)

    BY14 INDOOR UNIT WITH CY150 OUTDOOR UNIT

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    62 67 72 62 67 72 62 67 72

    136.47 149.13 162.76 141.39 154.82 169.24 145.82 159.92 175.25

    125.59 104.51 83.1 137.14 115.31 90.16 141.45 128.04 98.44

    14.32 14.64 15 14.82 15.14 15.54 15.7 16.03 16.48

    129.67 142.02 155.34 134.27 147.33 161.59 138.49 152.12 167

    122.62 101.7 80.47 130.25 112.45 87.58 134.34 125.19 95.7

    15.8 16.15 16.59 16.29 16.66 17.15 17.16 17.55 18.1

    122.7 134.74 147.76 126.95 139.63 153.52 130.66 144.08 158.75119.02 98.86 77.82 123.15 109.55 84.84 126.74 122.24 93.04

    17.26 17.67 18.18 17.75 18.18 18.77 18.63 19.09 19.75

    115.56 127.28 140 119.42 131.93 145.24 122.82 136.03 150

    112.09 96.01 75.15 115.84 106.76 82.07 119.14 119.43 90.17

    18.73 19.19 19.8 19.22 19.71 20.43 20.09 20.63 21.43

    109.11 120.52 132.93 112.52 124.65 137.79 115.75 128.49 142.25

    105.83 93.47 72.76 109.15 104.03 79.63 112.27 116.7 87.72

    20.02 20.54 21.27 20.52 21.08 21.92 21.4 22.02 22.97

    CONDENSERENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    4000/0.05 4800/0.062 5800/0.076

    EVAPORATOR ENTERING AIR, WBE (0F)

    11

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    NOTES: 1. Direct interpolation is permissible Do not extrapolate.2. Capacities above are based on DBE = 800F. For higher or lower DBE, add following Correction Factor to SC = 1.08 x CFM (1 DR) (DBE 80).3. To calculate leaving conditions, follow this procedure: DBL = DBE (Sensible Capacity (Btuh) / 1.08 x CFM); WBL = DBL [DR (DBE WBE)].

    4. Total unit power input includes blower motor watts at nominal CFM & 0.4 ESP.

    TC Total Capacity (1000 Btuh) GrossSC Sensible Heat Capacity (1000 Btuh) Gross

    DBE Dry Bulb Temp. (0F) of Air Entering CoilWBE Wet Bulb Temp. (0F) of Air Entering Coil

    DBL Dry Bulb Temp. (0F) of Air Leaving CoilWBL Wet Bulb Temp. (0F) of Air Leaving Coil

    kW Total unit power inputDR Wet Bulb depression ratio

    BY14 INDOOR UNIT WITH CY180 OUTDOOR UNIT

    62 67 72 62 67 72 62 67 72

    167.37 182.36 198.38 174.95 190.75 207.91 180.31 196.86 214.78

    148.38 124.49 100.23 168.42 139.28 109.92 178.51 153.29 118.92

    15.98 16.38 16.77 16.88 17.26 17.69 18.16 18.53 19.01

    160.47 175.3 190.98 167.52 183.36 200.09 172.55 189.13 206.53

    145.18 121.57 97.46 165.1 136.42 107.15 170.82 150.41 116.08

    17.54 17.94 18.35 18.42 18.8 19.27 19.68 20.07 20.59

    152.99 167.48 183.02 159.61 175.01 191.55 164.5 180.55 197.72

    141.81 118.35 94.53 158.01 133.12 104.14 162.85 147.16 113.09

    19.27 19.66 20.12 20.12 20.52 21.04 21.37 21.78 22.38

    145.32 159.66 174.86 151.46 166.67 183.02 155.87 171.68 188.9

    138.4 115.22 91.56 149.95 129.91 101.2 154.31 143.77 110.17

    20.96 21.37 21.88 21.81 22.22 22.83 23.04 23.49 24.18

    137.46 151.46 166.71 143.31 158.09 174.25 147.24 162.81 179.79

    134.94 111.91 88.66 141.88 126.61 98.19 145.77 140.48 107.15

    22.64 23.07 23.65 23.46 23.92 24.63 24.69 25.19 26

    CONDENSER

    ENTERING AIR

    TEMP. (0

    F)

    EVAPORATOR AIRFLOW, CFM/DR

    4400/0.056 5500/0.073 6600/0.088

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    COOLING CAPACITIES(Dual compressor units)

    BY18 INDOOR UNIT WITH CY180 OUTDOOR UNIT

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kWTC

    125 SC

    kW

    62 67 72 62 67 72 62 67 72

    176.47 192.66 209.84 183.92 201.29 219.69 189.49 207.19 226.5

    163.61 136.38 108.63 182.08 153.4 119.75 187.6 169.31 129.96

    16.72 17.13 17.59 17.44 17.85 18.39 18.38 18.81 19.42

    168.99 185 202 176.24 193.1 211.27 181.27 198.68 217.71

    160.21 133.27 105.79 174.47 150.21 116.83 179.45 166.1 127.02

    18.34 18.75 19.26 19.04 19.47 20.06 19.96 20.43 21.1

    161.07 176.68 193.29 167.73 184.36 202.03 172.38 189.51 208.28

    156.79 129.94 102.63 166.05 146.89 113.62 170.66 162.68 123.87

    20.14 20.57 21.14 20.81 21.28 21.97 21.73 22.24 23.03

    152.71 168.14 184.59 158.94 175.34 192.8 163.5 180.35 198.84

    151.18 126.55 99.54 157.35 143.44 110.47 161.87 159.36 120.79

    21.92 22.37 23.03 22.58 23.09 23.9 23.49 24.06 24.98144.35 159.6 175.88 150.16 166.33 183.57 154.29 170.86 189.08

    142.91 123.25 96.51 148.66 140.1 107.38 152.75 155.86 117.58

    23.68 24.17 24.95 24.33 24.9 25.85 25.23 25.88 26.98

    CONDENSER

    ENTERING AIRTEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    5050/0.052 6300/0.067 7550/0.082

    EVAPORATOR ENTERING AIR, WBE (0F)

    BY18 INDOOR UNIT WITH CY220 OUTDOOR UNIT

    62 67 72 62 67 72 62 67 72

    201.12 217.84 235.74 210 227.78 246.84 216.47 235.01 254.49

    176.71 148.27 119.48 199.83 165.44 130.66 212.14 181.79 140.9

    20.12 20.64 21.14 20.89 21.39 21.94 21.82 22.32 22.94

    193.86 210.39 227.69 202.31 219.59 238.15 208.24 226.17 245.7

    173.3 145.15 116.4 196.46 162.12 127.49 204.08 178.24 137.87

    22.01 22.55 23.08 22.76 23.27 23.88 23.69 24.2 24.88

    186.38 202.51 219.63 194.35 211.4 229.46 200.02 217.66 236.59169.81 141.82 113.38 192.94 158.9 124.38 196.02 175.04 134.72

    23.89 24.43 25.01 24.61 25.15 25.81 25.53 26.07 26.82

    178.68 194.63 211.36 186.12 202.93 220.77 191.46 208.83 227.48

    166.24 138.58 110.3 182.4 155.56 121.34 187.63 171.68 131.65

    25.76 26.3 26.93 26.46 27.01 27.75 27.35 27.94 28.78

    170.09 185.43 201.78 177.06 193.37 210.72 181.92 198.68 216.74

    162.39 134.77 106.76 173.52 151.86 117.82 178.29 167.8 127.96

    27.8 28.37 29.06 28.49 29.07 29.92 29.37 30.01 30.97

    CONDENSER

    ENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    5050/0.054 6300/0.069 7550/0.085

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    12

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    NOTES: 1. Direct interpolation is permissible Do not extrapolate.2. Capacities above are based on DBE = 800F. For higher or lower DBE, add following Correction Factor to SC = 1.08 x CFM (1 DR) (DBE 80).3. To calculate leaving conditions, follow this procedure: DBL = DBE (Sensible Capacity (Btuh) / 1.08 x CFM); WBL = DBL [DR (DBE WBE)].

    4. Total unit power input includes blower motor watts at nominal CFM & 0.4 ESP.

    TC Total Capacity (1000 Btuh) GrossSC Sensible Heat Capacity (1000 Btuh) Gross

    DBE Dry Bulb Temp. (0F) of Air Entering CoilWBE Wet Bulb Temp. (0F) of Air Entering Coil

    DBL Dry Bulb Temp. (0F) of Air Leaving CoilWBL Wet Bulb Temp. (0F) of Air Leaving Coil

    kW Total unit power inputDR Wet Bulb depression ratio

    BY18 INDOOR UNIT WITH CY240 OUTDOOR UNIT

    62 67 72 62 67 72 62 67 72

    221.8 240.1 259.48 231.81 250.97 271.25 238.64 258.55 279.88

    188.82 158.41 127.52 213.75 176.76 139.28 231.48 193.93 150.34

    21.87 22.51 23.08 22.83 23.42 24.02 24.01 24.48 25.24

    214.24 232.09 251.03 223.57 242.47 262.5 230.22 249.45 270.47

    185.37 155.11 124.39 210.14 173.46 136.25 223.32 190.44 147.14

    23.87 24.49 25.06 24.8 25.37 25.99 25.75 26.37 27.2

    206.19 223.84 242.34 215.03 233.37 253.15 221.07 240.35 260.69

    181.79 151.81 121.22 206.56 169.9 132.99 214.44 187.14 143.85

    26.1 26.69 27.26 26.98 27.53 28.18 27.85 28.46 29.39

    197.89 215.1 233.41 206.19 224.26 243.79 211.92 230.88 250.91

    178.1 148.26 117.99 200 166.42 129.79 205.56 183.65 140.62

    28.29 28.86 29.43 29.13 29.67 30.35 29.9 30.58 31.56

    188.37 205.39 223.28 196.12 213.95 232.93 201.67 219.95 240.05

    173.88 144.41 114.37 190.24 162.52 126.07 195.62 179.56 137.11

    30.69 31.22 31.83 31.48 32.01 32.75 32.25 32.85 33.99

    CONDENSER

    ENTERING AIR

    TEMP. (0

    F)

    EVAPORATOR AIRFLOW, CFM/DR

    5600/0.061 7000/0.078 8400/0.094

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    COOLING CAPACITIES(Dual compressor units)

    62 67 72 62 67 72 62 67 72

    228.24 247.37 267.41 239.54 259.47 281.25 247.06 268.05 290.56

    195.68 163.58 130.77 223.35 183.85 144.21 234.71 203.1 156.42

    22.42 23 23.62 23.09 23.66 24.39 23.95 24.54 25.38

    220.39 238.79 258.62 230.72 250.69 271.88 238.04 258.68 280.86

    192.32 160.12 127.63 219.18 180.62 141.03 226.14 199.73 153.27

    24.38 24.95 25.58 25.01 25.59 26.35 25.85 26.45 27.36

    211.76 229.94 249.57 221.57 240.93 261.85 228.24 248.54 270.78

    188.54 156.65 124.45 210.49 176.85 137.61 216.82 195.94 150.02

    26.56 27.11 27.77 27.15 27.72 28.54 27.95 28.57 29.55

    203.14 221.1 240.26 212.42 231.5 252.16 218.82 238.79 260.3

    184.87 153.26 121.2 201.8 173.41 134.43 207.88 192.55 146.63

    28.7 29.25 29.94 29.25 29.83 30.73 30.05 30.68 31.77193.2 210.95 229.66 201.96 220.77 240.84 207.84 227.47 248.66

    180.61 149.37 117.53 191.86 169.51 130.69 197.45 188.51 142.95

    31.05 31.59 32.36 31.57 32.16 33.18 32.34 33.01 34.24

    CONDENSER

    ENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    6000/0.041 7500/0.054 9000/0.067

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kWTC

    125 SC

    kW

    BY25 INDOOR UNIT WITH CY240 OUTDOOR UNIT

    BY25 INDOOR UNIT WITH CY300 OUTDOOR UNIT

    62 67 72 62 67 72 62 67 72

    275.76 298.09 321.21 287.45 310.97 334.78 295.53 319.32 344.02

    246.81 206.13 164.71 279.95 230.66 180.24 289.62 253.39 194.65

    26.05 26.75 27.47 27.03 27.71 28.55 28.38 29.09 30.03

    264.78 286.86 309.72 275.69 298.87 323.15 283.76 307.14 332.38

    241.71 201.43 160.37 274.69 225.75 176.12 278.09 248.71 190.73

    28.39 29.1 29.87 29.35 30.05 30.95 30.68 31.42 32.44

    252.24 274.06 297 262.75 285.61 309.57 269.65 293.57 318.41235.98 196.17 155.69 262.75 220.63 171.3 264.25 243.7 185.92

    31.2 31.94 32.78 32.12 32.87 33.88 33.45 34.24 35.38

    240.63 262.2 285.21 250.59 273.12 297.54 257.41 280.92 306.31

    230.7 191.29 151.34 250.59 215.66 167.1 252.26 238.89 181.87

    33.71 34.47 35.39 34.61 35.4 36.51 35.91 36.76 38.04

    229.02 250.65 273.72 238.04 261.03 285.52 244.71 268.28 294.21

    225.57 186.71 147.21 233.28 211.06 162.92 239.81 234.12 177.83

    36.19 36.99 38.02 37.07 37.91 39.16 38.36 39.29 40.72

    CONDENSER

    ENTERING AIR

    TEMP. (0F)

    EVAPORATOR AIRFLOW, CFM/DR

    7200/0.052 9000/0.067 10800/0.082

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    ` kW

    13

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    COOLING CAPACITIES(Dual compressor units)

    BY25 INDOOR UNIT WITH CY360 OUTDOOR UNIT

    NOTES: 1. Direct interpolation is permissible Do not extrapolate.2. Capacities above are based on DBE = 800F. For higher or lower DBE, add following Correction Factor to SC = 1.08 x CFM (1 DR) (DBE 80).3. To calculate leaving conditions, follow this procedure: DBL = DBE (Sensible Capacity (Btuh) / 1.08 x CFM); WBL = DBL [DR (DBE WBE)].4. Total unit power input includes blower motor watts at nominal CFM & 0.4 ESP.

    TC Total Capacity (1000 Btuh) GrossSC Sensible Heat Capacity (1000 Btuh) Gross

    DBE Dry Bulb Temp. (0

    F) of Air Entering CoilWBE Wet Bulb Temp. (0F) of Air Entering Coil

    DBL Dry Bulb Temp. (0

    F) of Air Leaving CoilWBL Wet Bulb Temp. (0F) of Air Leaving Coil

    kW Total unit power inputDR Wet Bulb depression ratio

    62 67 72 62 67 72 62 67 72

    334.9 364.81 396.08 344.97 375.54 407.78 352.94 383.93 417.41

    304.4 255.21 204.79 331.8 275.15 217.53 345.88 294.2 229.85

    35.79 36.73 37.61 36.92 37.83 38.74 38.21 39.09 40.05

    321.57 350.77 381.72 330.78 360.98 393.3 338.3 369.36 402.41

    298.38 249.32 199.36 325.48 269.25 212.3 331.53 288.61 224.57

    38.58 39.51 40.42 39.7 40.58 41.54 40.96 41.84 42.87

    305.49 334.38 365.43 314.31 344.59 376.55 321.57 352.2 385.34

    290.83 242.41 193.28 308.03 262.75 206.27 315.14 281.85 218.6

    41.69 42.59 43.56 42.76 43.65 44.7 44 44.9 46.04

    289.8 318.38 348.75 297.84 327.75 359.35 304.31 335.03 367.76

    283.9 235.95 187.09 291.89 256.06 200.09 298.23 275.23 212.44

    44.74 45.64 46.7 45.78 46.69 47.87 47 47.94 49.23

    273.33 301.99 332.46 280.92 310.9 342.61 287.06 317.86 350.69

    267.87 229.35 181.21 275.3 249.51 194.25 281.32 268.75 206.66

    47.74 48.66 49.85 48.76 49.71 51.05 49.97 50.96 52.44

    CONDENSER

    ENTERING AIR

    TEMP. (0

    F)

    EVAPORATOR AIRFLOW, CFM/DR

    9000/0.065 10500/0.079 12000/0.092

    EVAPORATOR ENTERING AIR, WBE (0F)

    TC

    85 SC

    kW

    TC

    95 SC

    kW

    TC

    105 SC

    kW

    TC

    115 SC

    kW

    TC

    125 SC

    kW

    14

  • 8/10/2019 By CY Series

    17/36

    FAN PERFORMANCE DATABELT DRIVEN MOTORS

    MODEL No.: BY07

    NOTES : 1. Values include losses for filters, unit casing and wet coils.2. 2 HP motor and alternative drive I to be used for the unshaded portion.3. 3 HP motor and alternative drive II to be used for the shaded portion.

    2800 (1321)

    3000 (1416)

    3200 (1510)

    3400 (1605)

    3600 (1699)

    3800 (1793)

    4000 (1888)

    4200 (1982)

    4400 (2076)

    4600 (2170)4800 (2265)

    5000 (2360)

    Ai rfl ow,CFM (L/S)

    0.2

    RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP

    610 0.62 710 0.75 745 0.87 760 0.95 850 1.2

    625 0.69 720 0.80 760 0.95 810 1.12 865 1.25

    636 0.77 734 0.92 780 1.06 820 1.26 870 1.38

    660 0.88 746 1.01 805 1.18 833 1.34 881 1.5

    675 1.0 760 1.16 820 1.32 848 1.48 900 1.66

    700 1.13 778 1.3 840 1.43 868 1.63 913 1.8

    727 1.28 790 1.45 865 1.62 882 1.8 926 1.96

    772 1.41 843 1.62 880 1.78 921 1.96 968 2.16

    791 1.58 864 1.79 887 1.94 934 2.14 979 2.34

    840 1.79 890 1.96 931 2.2 975 2.38 1017 2.59857 1.95 906 2.17 947 2.4 988 2.57 1035 2.76

    876 2.15 920 2.38 961 2.6 1005 2.76

    External Static Pressure (inch wg.)0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

    RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP

    905 1.32 965 1.5 1000 1.6 1054 1.8 1100 2.0

    915 1.4 970 1.6 1013 1.75 1065 2.0 1115 2.15

    925 1.51 978 1.73 1023 1.86 1073 2.1 1122 2.28

    939 1.67 983 1.84 1033 2.02 1083 2.25 1128 2.44

    950 1.82 995 1.98 1043 2.21 1090 2.41 1131 2.6

    966 2.0 1006 2.18 1056 2.39 1100 2.58 1143 2.78

    980 2.18 1023 2.4 1066 2.6 1108 2.77

    1011 2.36 1054 2.56 1096 2.76

    1024 2.54 1067 2.77

    1058 2.77

    MODEL No.: BY10

    I

    II

    15

    RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP

    820* 0.62* 900 0.71 965 0.82 1020 0.88 1102 1.03

    824* 0.7* 905 0.79 970 0.91 1026 1.0 1107 1.12

    853 0.81 927 0.91 986 1.02 1041 1.13 1111 1.25

    950 0.94 1004 1.05 1059 1.21 1132 1.27 1155 1.38

    968 1.1 1032 1.22 1086 1.33 1150 1.45 1194 1.57

    1054 1.4 1106 1.5 1160 1.61 1216 1.76 1261 1.88

    1066 1.55 1133 1.7 1180 1.82 1234 1.94 1276 2.09

    1091 1.75 1157 1.91 1202 2.02 1255 2.2 1307 2.33

    1116 1.96 1171 2.1 1228 2.3 1276 2.45 1329 2.6

    1800 (849)

    2000 (944)

    2200 (1038)

    2400 (1133)

    2600 (1227)

    2800 (1321)

    3000 (1416)

    3200 (1510)

    3400 (1605)

    Ai rfl ow,CFM (L/S)

    External Static Pressure (inch wg.)1.0 1.2 1.4

    RPM BHP RPM BHP

    1145 1.14 1220 1.26

    1152 1.25 1225 1.35

    1160 1.36 1237 1.48

    1244 1.5 1297 1.65

    1250 1.69 1305 1.82

    1323 2.02 1380* 2.2*

    1334* 2.23* 1400* 2.3*

    1359* 2.47*

    1368* 2.73*

    0.80.60.40.2

    I

    II

    4000 (1888)

    4200 (1982)

    4400 (2076)

    4600 (2170)

    4800 (2265)5000 (2360)

    5200 (2454)

    5400 (2548)

    5600 (2643)

    5800 (2737)

    6000 (2832)

    6200 (2926)

    6400 (3020)

    6600 (3115)

    Air flo w,CFM (L/S)

    RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP

    694* 1.21* 743* 1.3* 797 1.52 845 1.66 890 1.83

    705* 1.33* 761* 1.45* 811 1.67 857 1.81 903 2.0

    719* 1.43* 774 1.6 823 1.8 869 1.97 918 2.17

    735* 1.57* 787 1.75 835 1.95 885 2.17 929 2.34

    748* 1.72* 800 1.92 846 2.09 897 2.35 935 2.52761* 1.87* 812 2.09 862 2.30 904 2.52 948 2.70

    778 2.06 823 2.27 873 2.48 917 2.70 959 2.91

    800 2.31 846 2.5 894 2.72 934 2.94 979 3.15

    808 2.46 858 2.7 903 2.90 945 3.12 987 3.38

    826 2.68 869 2.9 917 3.12 955 3.4 1000 3.65

    837 2.90 885 3.12 927 3.37 965 3.64 1009 3.9

    850 3.12 900 3.41 940 3.65 980 3.92 1021 4.17

    879 3.41 920 3.70 962 3.96 1000 4.2 1040 4.45

    894 3.76 933 4.0 973 4.24 1013 4.44 1050 4.68

    0.2

    External Static Pressure (inch wg.)

    MODEL No.: BY14

    0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

    RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP

    937 2.03 975 2.25 992 2.4 1075 2.64 1102 2.85

    951 2.19 992 2.43 1002 2.6 1080 2.82 1110 3.05

    963 2.33 1006 2.58 1010 2.78 1093 2.97 1133 3.2

    971 2.55 1013 2.75 1053 2.93 1100 3.17 1138 3.41

    979 2.72 1023 2.91 1065 3.14 1107 3.4 1144 3.62989 2.91 1032 3.11 1068 3.37 1113 3.6 1150 3.86

    1001 3.11 1038 3.34 1070 3.59 1119 3.85 1159 4.08

    1019 3.38 1056 3.64 1098 3.88 1133 4.10 1171 4.36

    1028 3.65 1063 3.83 1106 4.14 1139 4.35 1176 4.57

    1041 3.9 1078 4.13 1114 4.37 1150 4.6 1186 4.78

    1047 4.13 1088 4.35 1123 4.59 1157 4.85 1194 5.05

    1061 4.38 1100 4.66 1133 4.85 1167 5.1 1205 5.41078 4.69 1114 4.92 1150 5.2 1183 5.45 1218 5.76

    1091 4.92 1125 5.2 1161 5.51 1194 5.8 1229 6.08

    I II

    NOTES : 1. Values include losses for filters, unit casing and wet coils.2. Standard 5 HP motor and alternative drive I to be used for the unshaded portion.3. Alt. 7.5 HP motor and alternative drive II to be used for the shaded portion.

    * For bold figures, consult your nearest Zamil representative for proper selection of drives. Drives shall be field supplied & installed.

    NOTES : 1. Values include losses for filters, unit casing and wet coils.2. 2 HP motor and alternative drive I to be used for the unshaded portion.3. 3 HP motor and alternative drive II to be used for the shaded portion.

    * For bold figures, consult your nearest Zamil representative for proper selection of drives. Drives shall be field supplied & installed.

  • 8/10/2019 By CY Series

    18/36

    FAN PERFORMANCE DATABELT DRIVEN MOTORS

    RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP

    955 2.66 1005 2.96 1057 3.3 1104 3.6 1153* 3.88

    961 2.83 1010 3.15 1060 3.46 1107 3.76 1155* 4.04

    966 2.96 1012 3.23 1062 3.57 1109 3.88 1157* 4.27

    968 3.07 1015 3.38 1065 3.73 1110 4.07 1158* 4.4*

    970 3.23 1020 3.53 1066 3.84 1113 4.18 1159* 4.59

    980 3.4 1025 3.69 1070 4.0 1118 4.4 1162* 4.72

    985 3.56 1030 3.84 1080 4.27 1120 4.63 1163* 4.95

    990 3.72 1036 4.04 1082 4.45 1126 4.82 1165* 5.09

    1000 3.88 1045 4.23 1083 4.6 1127 5 1170* 5.3*

    1004 4.14 1050 4.47 1090 4.83 1134 5.16 1175* 5.51

    1012 4.28 1054 4.66 1095 5.04 1135 5.39 1179* 5.72

    1017 4.47 1059 4.85 1100 5.19 1141* 5.58* 1183* 5.95

    1021 4.68 1065 5.09 1108 5.47 1150* 5.8* 1185* 6.12

    1026 4.85 1069 5.23 1112 5.66 1154* 6* 1193* 6.42

    1041 5.14 1083 5.47 1125 5.9 1158* 6.36* 1200* 6.78

    1046 5.33 1087 5.75 1128 6.12 1164* 6.6*1054 5.56 1100 6 1132 6.36 1172* 6.84*

    1066 5.85 1107 6.24 1140 6.72

    5000 (2360)

    5200 (2454)

    5400 (2548)

    5600 (2643)

    5800 (2737)

    6000 (2832)

    6200 (2926)

    6400 (3020)

    6600 (3115)

    6800 (3209)

    7000 (3303)

    7200 (3398)

    7400 (3492)

    7600 (3587)

    7800 (3681)

    8000 (3775)8200 (3870)

    8400 (3964)

    Air flo w,CFM (L/S)

    RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP

    715* 1.33* 731* 1.56* 787* 1.82* 850 2.07 902 2.4

    718* 1.42* 737* 1.68* 793* 1.96* 856 2.26 905 2.53

    721* 1.53* 750* 1.81* 802* 2.07* 860 2.35 911 2.66

    725* 1.68* 756* 1.92* 807 2.21 866 2.5 916 2.79

    729* 1.81* 762* 2.03* 816 2.35 872 2.64 921 2.9

    733* 1.9* 775* 2.14* 833 2.42 877 2.78 930 3.02

    738* 2.03* 788* 2.35* 839 2.57 888 2.92 935 3.24

    745* 2.15* 795* 2.5* 850 2.71 900 3.08 940 3.41

    753* 2.38* 800* 2.64* 855 2.92 905 3.25 950 3.58

    761* 2.5* 810 2.78 863 3.08 910 3.41 960 3.75

    772* 2.69* 820 2.92 875 3.33 918 3.58 967 3.95

    777* 2.84* 830 3.08 880 3.41 927 3.75 976 4.14

    794* 2.96* 845 3.3 890 3.62 936 3.95 985 4.4

    805 3.18 850 3.5 900 3.83 941 4.2 990 4.57

    820 3.36 870 3.69 909 4.1 954 4.5 1002 4.9

    830 3.59 880 3.86 922 4.25 963 4.65 1008 5.05867 3.77 890 4.1 936 4.5 972 4.9 1016 5.25

    890 4.05 904 4.42 945 4.75 986 5.1 1025 5.45

    0.2External Static Pressure (inch wg.)

    MODEL No.: BY18

    0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

    NOTES : 1. Values include losses for filters, unit casing and wet coils.2. Standard 5 HP motor and alternative drive I to be used for the unshaded portion.3. Alt. 7.5 HP motor and alternative drive II to be used for the shaded portion.

    * For bold figures, consult your nearest Zamil representative for proper selection of drives. Drives shall be field supplied & installed.

    I II

    16

    BHP RPM BHP RPM BHP RPM BHP RPM BHP4.5 940 5.0 980 5.46 1010 6.0 1059* 6.6*

    4.73 942 5.23 981 5.71 1011 6.3 1060* 6.92

    4.96 944 5.45 982 5.97 1013 6.6 1062* 7.22

    5.2 945 5.68 983 6.23 1014 6.95 1063* 7.51

    5.45 947 5.9 985 6.5 1016 7.25 1064* 7.78

    5.65 948 6.12 986 6.8 1018 7.5 1065* 8.05

    5.97 949 6.48 988 7.2 1019 7.8 1066* 8.35

    6.3 951 6.8 990 7.6 1020 8.1 1067* 8.65

    6.75 953 7.15 992 8.0 1021 8.45 1068* 9.0*

    7.1 955 7.6 994 8.35 1022 8.75 1069* 9.45

    7.4 957 8.06 996 8.71 1023 9.25 1070* 9.8*

    7.85 965 8.4 1003 9.1 1034* 9.7*

    8.3 973 8.8 1009 9.5

    8.7 981 9.25 1014 9.9

    9.15 989 9.6

    9.6 996 10.1

    NOTES: 1. Values include losses for filters, unit casing and wet coils.2. Standard 7.5 HP motor to be used for the unshaded portion.

    3. Alt. 10 HP motor to be used for the shaded portion.

    *For bold figures, consult your nearest Zamil representative for proper selection of drives. Drives shall be field supplied & installed.

    6000 (2832)

    6400 (3020)

    6800 (3209)

    7200 (3398)

    7600 (3587)

    8000 (3775)

    8400 (3964)

    8800 (4152)

    9200 (4341)

    9600 (4530)

    10000 (4719)

    10400 (4907)

    10800 (5096)

    11200 (5286)

    11600 (5474)

    12000 (5663)

    Air flo w,CFM (L/S)

    0.4External Static Pressure (inch wg.)

    MODEL No.: BY25

    0.6 0.8 1.0 1.2 1.4 2.01.81.6

    I II

    RPM BHP RPM BHP RPM BHP RPM BHP RPM700 2.6 762 3.12 812 3.6 847 4.0 870

    706 2.8 764 3.3 813 3.78 848 4.22 871

    716 3.05 766 3.5 814 4.0 849 4.42 872

    722 3.24 768 3.7 815 4.19 850 4.64 873

    732 3.4 770 3.82 816 4.35 851 4.88 874

    740 3.6 772 4.0 818 4.56 852 5.18 875

    751 3.9 778 4.35 821 4.85 853 5.5 876

    759 4.2 784 4.65 824 5.16 857 5.81 878

    770 4.5 790 5.0 828 5.5 862 6.14 880

    779 4.9 796 5.35 832 5.84 870 6.45 900

    790 5.2 806 5.67 838 6.15 878 6.7 915

    801 5.55 813 6.1 849 6.6 890 7.1 920

    809 5.9 825 6.5 870 7.0 898 7.5 928

    821 6.4 856 6.9 876 7.4 906 7.95 936

    852 6.8 872 7.3 885 7.9 914 8.45 944

    870 7.2 885 7.8 892 8.5 925 9.0 952

  • 8/10/2019 By CY Series

    19/36

    ELECTRICAL DATA

    MIN. MAX. HP FLA kW FLA

    8.3 155 12.6 24 25

    208/230-3-60 187 253

    2 6.6 6/7.5 15.1/18.8 27.1/31.8 30/35

    10*/12* 25.1/30.1 39.6/45.9 40/5015*/20* 37.7/50.2 55.4/71 60/8025*/30* 62.8/75.3 86.8/102.4 90/110

    11 20

    5 12.6 26.8 30

    3 8.8 6/7.5 15.1/18.8 29.9/34.5 35/35

    10*/12* 25.1/30.1 42.4/48.6 45/5015*/20* 37.7/50.2 58.1/73.8 60/8025*/30* 62.8/75.3 89.5/105.1 90/110

    5 15

    5 7.6 14.5 15

    380-3-60 342 418

    2 4 6/7.5 9.1/11.4 16.4/19.3 20/20

    10*/12* 15.2/18.2 24/27.8 25/3015*/20* 22.8/30.4 33.5/43 35/4525*/30* 38/45.6 52.5/62 60/70

    6.4 15

    5 7.6 15.9 20

    3 5.14 6/7.5 9.1/11.4 17.8/20.7 20/25

    10*/12* 15.2/18.2 25.4/29.2 30/3015*/20* 22.8/30.4 34.9/44.4 40/4525*/30* 38/45.6 53.9/63.4 60/70

    4.4 15

    5 6.3 12.3 15

    460-3-60 414 506

    2 3.5 6/7.5 7.5/9.4 13.8/16.1 15/20

    10*/12* 12.6/15.1 20.1/23.3 25/2515*/20* 18.8/25.1 27.9/35.8 30/4025*/30* 31.4/37.7 43.6/51.5 45/60

    5.1 15

    5 6.3 13 15

    3 4.1 6/7.5 7.5/9.4 14.5/16.9 15/20

    10*/12* 12.6/15.1 20.9/24 25/2515*/20* 18.8/25.1 28.6/36.5 30/4025*/30* 31.4/37.7 44.4/52.3 45/60

    POWER

    SUPPLY

    (V-Ph-Hz)

    VOLTAGE

    RANGE

    BLOWER

    MOTOR ELECTRIC HEATERMCA MOCP

    MODEL No.: BY07

    (4 WIRE)

    (STD.)

    (STD.)

    (ALT.)

    (ALT.)

    LEGEND

    FLA Full Load Amps

    HP Horse Power

    MCA Minimum Circuit Amps

    MOCP Maximum Over Current Protection

    *Combination of 2 heater modules

    (STD.)

    (ALT.)

    17

    MIN. MAX. HP FLA kW FLA

    8.3 155 12.6 24 25

    208/230-3-60 187 253

    2 6.6 6/7.5 15.1/18.8 27.1/31.8 30/35

    10*/12* 25.1/30.1 39.6/45.9 40/50

    15*/20* 37.7/50.2 55.4/71 60/80

    25*/30* 62.8/75.3 86.8/102.4 90/110

    11 20

    5 12.6 26.8 30

    3 8.8 6/7.5 15.1/18.8 29.9/34.5 35/35

    10*/12* 25.1/30.1 42.4/48.6 45/50

    15*/20* 37.7/50.2 58.1/73.8 60/80

    25*/30* 62.8/75.3 89.5/105.1 90/110

    5 15

    5 7.6 14.5 15

    380-3-60 342 418

    2 4 6/7.5 9.1/11.4 16.4/19.3 20/20

    10*/12* 15.2/18.2 24/27.8 25/30

    15*/20* 22.8/30.4 33.5/43 35/45

    25*/30* 38/45.6 52.5/62 60/70

    6.4 15

    5 7.6 15.9 20

    3 5.14 6/7.5 9.1/11.4 17.8/20.7 20/25

    10*/12* 15.2/18.2 25.4/29.2 30/30

    15*/20* 22.8/30.4 34.9/44.4 40/45

    25*/30* 38/45.6 53.9/63.4 60/70

    4.4 15

    5 6.3 12.3 15

    460-3-60 414 506

    2 3.5 6/7.5 7.5/9.4 13.8/16.1 15/20

    10*/12* 12.6/15.1 20.1/23.3 25/25

    15*/20* 18.8/25.1 27.9/35.8 30/40

    25*/30* 31.4/37.7 43.6/51.5 45/60

    5.1 15

    5 6.3 13 15

    3 4.1 6/7.5 7.5/9.4 14.5/16.9 15/20

    10*/12* 12.6/15.1 20.9/24 25/25

    15*/20* 18.8/25.1 28.6/36.5 30/40

    25*/30* 31.4/37.7 44.4/52.3 45/60

    POWER

    SUPPLY

    (V-Ph-Hz)

    VOLTAGE

    RANGE

    BLOWER

    MOTORELECTRIC HEATER

    MCA MOCP

    MODEL No.: BY10

    (ALT.)

    (STD.)

    (ALT.)

    (STD.)

    (ALT.)

    (STD.)

    (4 WIRE)

  • 8/10/2019 By CY Series

    20/36

    ELECTRICAL DATA

    LEGEND

    FLA Full Load Amps

    HP Horse Power

    MCA Minimum Circuit Amps

    MOCP Maximum Over Current Protection

    *Combination of 2 heater modules

    MIN. MAX. HP FLA kW FLA

    17.3 305 12.6 33 40

    208/230-3-60 187 253

    5 13.8 6/7.5 15.1/18.8 36.1/40.8 45/45

    10*/12* 25.1/30.1 48.6/54.9 50/60

    15*/20* 37.7/50.2 64.4/80 70/90

    25*/30* 62.8/75.3 95.8/111.4 100/125

    24.4 40

    5 12.6 40.1 50

    7.5 19.5 6/7.5 15.1/18.8 43.3/47.9 50/60

    10*/12* 25.1/30.1 55.8/62 60/70

    15*/20* 37.7/50.2 71.5/87.1 80/90

    25*/30* 62.8/75.3 102.9/118.5 110/125

    11.3 20

    5 7.6 20.8 25

    380-3-60 342 418

    5 9 6/7.5 9.1/11.4 22.6/25.5 25/30

    10*/12* 15.2/18.2 30.3/34 35/35

    15*/20* 22.8/30.4 39.8/49.3 45/50

    25*/30* 38/45.6 58.8/68.3 60/70

    15.6 25

    5 7.6 25.1 35

    7.5 12.5 6/7.5 9.1/11.4 27/29.9 35/35

    10*/12* 15.2/18.2 34.6/38.4 40/45

    15*/20* 22.8/30.4 44.1/53.6 50/60

    25*/30* 38/45.6 63.1/72.6 70/80

    8.6 15

    5 6.3 16.5 20

    460-3-60 414 506

    5 6.9 6/7.5 7.5/9.4 18/20.4 20/25

    10*/12* 12.6/15.1 24.4/27.5 30/30

    15*/20* 18.8/25.1 32.1/40 35/45

    25*/30* 31.4/37.7 47.9/55.8 50/60

    12.2 20

    5 6.3 20.1 25

    7.5 9.75 6/7.5 7.5/9.4 21.6/23.9 25/30

    10*/12* 12.6/15.1 27.9/31.1 30/35

    15*/20* 18.8/25.1 35.7/43.6 40/45

    25*/30* 31.4/37.7 51.4/59.3 60/70

    POWER

    SUPPLY

    (V-Ph-Hz)

    VOLTAGE

    RANGE

    BLOWER

    MOTORELECTRIC HEATER

    MCA MOCP

    MODEL No.: BY14

    (STD.)

    (ALT.)

    (STD.)

    (ALT.)

    (STD.)

    (ALT.)

    (4 WIRE)

    18

    MIN. MAX. HP FLA kW FLA

    17.3 305 12.6 33 40

    208/230-3-60 187 253

    5 13.8 6/7.5 15.1/18.8 36.1/40.8 45/45

    10*/12* 25.1/30.1 48.6/54.9 50/60

    15*/20* 37.7/50.2 64.4/80 70/90

    25*/30* 62.8/75.3 95.8/111.4 100/125

    35*/40* 87.9/100.4 127.1/142.8 150/150

    24.4 40

    5 12.6 40.1 50

    7.5 19.5 6/7.5 15.1/18.8 43.3/47.9 50/60

    10*/12* 25.1/30.1 55.8/62 60/70

    15*/20* 37.7/50.2 71.5/87.1 80/90

    25*/30* 62.8/75.3 102.9/118.5 110/125

    35*/40* 87.9/100.4 134.3/149.9 150/175

    11.3 20

    5 7.6 20.8 25

    380-3-60 342 418

    5 9 6/7.5 9.1/11.4 22.6/25.5 25/30

    10*/12* 15.2/18.2 30.3/34 35/35

    15*/20* 22.8/30.4 39.8/49.3 45/50

    25*/30* 38/45.6 58.8/68.3 60/70

    35*/40* 53.2/60.8 77.8/87.3 80/90

    15.6 25

    5 7.6 25.1 35

    7.5 12.5 6/7.5 9.1/11.4 27/29.9 35/35

    10*/12* 15.2/18.2 34.6/38.4 40/45

    15*/20* 22.8/30.4 44.1/53.6 50/60

    25*/30* 38/45.6 63.1/72.6 70/80

    35*/40* 53.2/60.8 82.1/91.6 90/100

    8.6 15

    5 6.3 16.5 20

    460-3-60 414 506

    5 6.9 6/7.5 7.5/9.4 18/20.4 20/25

    10*/12* 12.6/15.1 24.4/27.5 30/30

    15*/20* 18.8/25.1 32.1/40 35/45

    25*/30* 31.4/37.7 47.9/55.8 50/60

    35*/40* 43.9/50.2 63.5/71.4 70/80

    12.2 20

    5 6.3 20.1 25

    7.5 9.75 6/7.5 7.5/9.4 21.6/23.9 25/30

    10*/12* 12.6/15.1 27.9/31.1 30/35

    15*/20* 18.8/25.1 35.7/43.6 40/45

    25*/30* 31.4/37.7 51.4/59.3 60/70

    35*/40* 43.9/50.2 67.1/74.9 70/80

    POWER

    SUPPLY

    (V-Ph-Hz)

    VOLTAGE

    RANGE

    BLOWER

    MOTORELECTRIC HEATER

    MCA MOCP

    MODEL No.: BY18

    (STD.)

    (ALT.)

    (STD.)

    (ALT.)

    (STD.)

    (ALT.)

    (4 WIRE)

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    ELECTRICAL DATA

    LEGEND

    FLA Full Load Amps

    HP Horse Power

    MCA Minimum Circuit Amps

    MOCP Maximum Over Current Protection

    *Combination of 2 heater modules

    MIN. MAX. HP FLA kW FLA

    25.5 455 12.6 41.2 50

    208/230-3-60 187 253

    7.5 20.4 6/7.5 15.1/18.8 44.3/49 60/60

    10*/12* 25.1/30.1 56.9/63.2 70/70

    15*/20* 37.7/50.2 72.6/88.3 80/90

    25*/30* 62.8/75.3 103.9/119.6 110/125

    35*/40* 87.9/100.4 135.3/151 150/175

    32.6 50

    5 12.6 48.3 70

    10 26.1 6/7.5 15.1/18.8 51.5/56.2 70/70

    10*/12* 25.1/30.1 64/70.3 80/80

    15*/20* 37.7/50.2 79.7/95.4 90/100

    25*/30* 62.8/75.3 111.1/126.8 125/150

    35*/40* 87.9/100.4 142.4/158.1 150/175

    15.6 25

    5 7.6 25.1 35

    380-3-60 342 418

    7.5 12.5 6/7.5 9.1/11.4 27/29.9 35/35

    10*/12* 15.2/18.2 34.6/38.4 40/45

    15*/20* 22.8/30.4 44.1/53.6 50/60

    25*/30* 38/45.6 63.1/72.6 70/80

    35*/40* 53.2/60.8 82.1/91.6 90/100

    20 35

    5 7.6 29.5 40

    10 16 6/7.5 9.1/11.4 31.4/34.2 45/45

    10*/12* 15.2/18.2 39/42.8 50/50

    15*/20* 22.8/30.4 48.5/58 50/60

    25*/30* 38/45.6 67.5/77 70/80

    35*/40* 53.2/60.8 86.5/96 90/100

    12.8 20

    5 6.3 20.6 25

    460-3-60 414 506

    7.5 10.2 6/7.5 7.5/9.4 22.2/24.5 30/30

    10*/12* 12.6/15.1 28.4/31.6 35/35

    15*/20* 18.8/25.1 36.3/44.1 40/45

    25*/30* 31.4/37.7 52/59.8 60/60

    35*/40* 43.9/50.2 67.7/75.5 70/80

    16.3 25

    5 6.3 24.1 35

    10 13 6/7.5 7.5/9.4 25.7/28 35/35

    10*/12* 12.6/15.1 31.9/35.1 40/40

    15*/20* 18.8/25.1 39.8/47.6 45/50

    25*/30* 31.4/37.7 55.5/63.3 60/70

    35*/40* 43.9/50.2 71.2/79 80/80

    POWER

    SUPPLY

    (V-Ph-Hz)

    VOLTAGE

    RANGE

    BLOWER

    MOTORELECTRIC HEATER

    MCA MOCP

    MODEL No.: BY25

    (STD.)

    (ALT.)

    (STD.)

    (ALT.)

    (STD.)

    (ALT.)

    (4 WIRE)

    19

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    DIMENSIONS

    BY07 - BY14 (HORIZONTAL DISCHARGE)

    A B C D E F G H J K L M

    BY07 1360(53.5) 1100(43.31) 600(23.62) 813(32) 182(7.16) 406(15.98) 66(2.6) 995(39.17) 550(21.65) 378(14.88) 721(28.38) 123(4.84)

    BY10 1490(58.7) 1400(55.12) 675(26.57) 813(32) 332(13.1) 406(15.98) 42(1.65) 1295(51) 625(24.61) 378(14.88) 721(28.38) 198(7.8)

    BY14 1625(64) 1600(63) 705(27.75) 1321(52) 187(7.36) 406(15.98) 55(2.16) 1495(58.86) 655(25.8) 471(18.54) 791(31.14) 153(6.02)

    MODEL

    DIMENSIONS

    NOTE: All dimensions are in mm (dimensions in brackets are in inches).

    20

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    DIMENSIONS

    BY07 - BY14 (VERTICAL DISCHARGE)

    A B C D E F G H J K L M

    BY07 1360(53.5) 1100(43.31) 600(23.62) 813(32) 213(8.4) 406(15.98) 85(3.34) 991(39) 504(19.83) 302(11.87) 697(27.53) 110(4.33)

    BY10 1490(58.7) 1400(55.12) 675(26.57) 813(32) 365(14.38) 406(15.98) 35(1.38) 1299(51.15) 607(23.91) 338(13.29) 732(28.81) 123(4.84)

    BY14 1625(64) 1600(63) 705(27.75) 1321(52) 224(8.82) 406(15.98) 49(1.92) 1497(58.95) 607(23.91) 370(14.59) 929(36.56) 110(4.33)

    MODELDIMENSIONS

    NOTE: All dimensions are in mm (dimensions in brackets are in inches).

    21

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    DIMENSIONS

    BY18 - BY25 (HORIZONTAL DISCHARGE)

    A B C D E F G H J K L M

    BY18 1625(64) 2070(81.5) 705(27.75) 1575(62) 382(15.04) 483(19.02) 35(1.38) 1965(77.36) 655(25.79) 471(18.54) 791(31.14) 153(6.02)

    BY25 1825(71.85) 2362(93) 840(33.1) 1575(62) 590(23.23) 483(19.02) 50(1.97) 2257(88.86) 790(31.1) 503(19.8) 913(35.94) 288(11.34)

    MODEL

    DIMENSIONS

    NOTE: All dimensions are in mm (dimensions in brackets are in inches).

    22

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    DIMENSIONS

    BY18 - BY25 (VERTICAL DISCHARGE)

    A B C D E F G H J K L M

    BY18 1625(64) 2070(81.5) 705(27.75) 1575(62) 422(16.61) 483(19.02) 46(1.81) 1969(77.52) 596(23.46) 354(13.94) 878(34.57) 110(4.33)

    BY25 1825(71.85) 2362(93) 840(33.1) 1575(62) 625(24.61) 483(19.02) 74(2.91) 2217(87.28) 596(23.46) 704(27.72) 878(34.57) 110(4.33)

    MODEL

    DIMENSIONS

    NOTE: All dimensions are in mm (dimensions in brackets are in inches).

    23

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    DIMENSIONS - HEATER BOX

    24

    205(8.1

    ")

    412

    (16.2")

    25.4(1

    ")TYP

    HEATER CONTROLS MTGCOVER

    HEATER CONTROLS MTG

    HEATER ACCESS COVER

    PLATE

    BY07 - BY14

    A

    BY07 818 (32.2)

    BY10 818 (32.2)

    BY14 1326(52.2)

    MODELDIMENSIONS

    1581(62.3")

    205(8.1

    ")

    492(19

    .4")

    25.4(1

    ")TYP

    HEATER CONTROLS MTGCOVER

    HEATER CONTROLS MTG

    HEATER ACCESS COVER

    PLATE

    (BOTH SIDES)

    BY18 - BY25

    NOTES: 1. All dimensions are in mm (dimensions in brackets are in inches).2. Heater box is an optional feature.

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    DIMENSIONSMATCHING CONDENSING (OUTDOOR) UNIT, MODEL No.: CY075 - CY120

    25

    NOTES:

    1. All dimensions are in mm, (dimensions in brackets are in inches).

    2. Dual system units will have 2 set of service valves.

    3. Allow 32" (812 mm) clearance to service end of the unit, 24" (610 mm) on remaining sides and 48" (1219 mm) between units forproper airflow.

    82 [3.228"]

    1061

    [41.

    771"]

    571 [22.480"]

    966 [38.031"]

    1161

    [45.

    708"]

    1123

    [44.

    212"]

    115

    [4.

    527"]

    190

    [7.

    480"]

    1016

    [40"]

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    DIMENSIONSMATCHING CONDENSING (OUTDOOR) UNIT, MODEL No.: CY150 - CY300

    26

    NOTES:

    1. All dimensions are in mm, (dimensions in brackets are in inches).

    2. Single system units will have 1 set of service valves.3. Allow 32" (812 mm) clearance to service end of the unit, 48" (1219 mm) on remaining sides for proper airflow.

    MODEL NUMBER A B C D E F G

    CY150 - CY220 1900 (74.8) 1120 (44.09) 1145 (45.07) 1071 (42.16) 150 (5.9) 800 (31.5) 800 (31.5)

    CY240 - CY300 2200 (86.61) 1225 (48.23) 1300 (51.18) 1179 (46.41) 300 (11.81) 800 (31.5) 800 (31.5)

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    DIMENSIONSMATCHING CONDENSING (OUTDOOR) UNIT, MODEL No.: CY360

    27

    195

    [7.

    677"]

    NOTES:

    1. All dimensions are in mm, (dimensions in brackets are in inches).

    2. Allow 32" (812 mm) clearance to service end of the unit, 48" (1219 mm) on remaining sides for proper airflow.

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    TYPICAL SCHEMATIC WIRING DIAGRAM(Matching with single compressor units)

    NOTE: 1. Refer to next page for legend, notes & wiring diagram for optional items. 2. Refer to unit control box (inside panel) for exact wiring diagram.

    28

    REFER TO UNITNAMEPLATE FOR

    POWER SUPPLY

    LUG

    HVTB OR BMC

    BM

    L2

    L3

    L1

    68

    69

    BMC

    70

    G

    LVTB OLR18 19BMC ATB

    2

    OLR

    BMC

    68

    BM

    70

    69

    APPLICABLE FOR BM WITH

    TO HVTB

    L1

    L3

    L2

    BM

    CONNECTION APPLICABLE FOR 1PH BM

    SEC

    PRI

    ON

    DIP SWITCH

    J_PROG

    POWER(GRN)

    DIP

    LOCK2(RED)

    SYSTEM2(ORG)

    FUSE

    SYSTEM1(YEL)

    P3_##

    LOCK1(RED) ECB

    BMC

    TRANS

    TO CONDENSING UNIT ATB

    TO CONDENSING UNIT ATB

    30

    29

    230V

    W1W2 Y1 G RC

    28HC1

    HC2

    CNC

    NO

    AFS

    (by others)

    24Vac

    STG2 HEATING

    STG1 HEATING

    STG1 COOLING

    BM CONTROL

    W2

    W1

    Y1

    R

    G

    C

    LVTB

    W2

    W1

    Y1

    G

    C

    R

    THERMOSTAT / DDC CONTROLLER

    TO CONDENSING UNIT ATB

    EXTERNAL OLR (OPTION)

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    TYPICAL SCHEMATIC WIRING DIAGRAM(Matching with single compressor units)

    LEGEND

    AI ANTI ICE THERMOSTAT

    AFS AIRFLOW SWITCH

    ATB AUXILIARY TERMINAL BLOCK

    AR AUXILIARY RELAY

    BM BLOWER MOTOR

    BMC BLOWER MOTOR CONTACTOR

    CAP CAPACITOR

    ECB ELECTRONIC CONTROL BOARD

    FL FUSE LINK

    HC HEATER CONTACTOR

    HVTB HIGH VOLTAGE TERMINAL BLOCK

    HTR HEATER

    L1 LINE 1

    L2 LINE 2

    L3 LINE 3

    LVTB LOW VOLTAGE TERMINAL BLOCK

    LUG LUG GROUND

    MOHT MANUAL RESET OHT

    NTB NEUTRAL TERMINAL BLOCK

    OHT OVERHEAT THERMOSTAT

    OLR OVER LOAD RELAY

    SM SYSTEMIZER

    VFC VOLT FREE CONTACT

    FIELD WIRING

    DISCONNECT TAB - 1/4"

    FL OR MOHT

    _ _ _

    +

    29

    NOTES

    1. POWER SUPPLY, REFER TO UNIT NAMEPLATE.

    THERMOSTAT CONTROL VOLTAGE - 24VAC.

    2. ANY WIRE REPLACEMENT SHOULD BE OF THE

    900C OR ITS EQUIVALENT.

    USE COPPER CONDUCTOR WIRES ONLY.

    3. A 3 TO 4 MINUTE (APPROX.) BUILT-IN SHORTCYCLE PROTECTION FOR COMPRESSOR IS AVAIL-ABLE IN ZAMIL ELECTRONIC THERMOSTAT.

    4. IF HEATERS ARE FACTORY INSTALLED, PLEASE

    READ BROKEN LINES AS CONTINUOUS LINES.

    5. FUSED DISCONNECT SWITCH OR CIRCUIT

    BREAKER TO BE PROVIDED BY CONSUMER WITH

    RATING AS RECOMMENDED BY ZAMIL.

    6. FOR ANY SAFETY TRIP OF COMP. (FAULT), VOLT-

    AGE ACROSS TERMINAL X1, X2 & 2 IS 230 VAC.

    7. NTB IS APPLICABLE FOR UNITS WITH 1 PHASE

    BLOWER MOTOR ONLY. ALSO APPLICABLE FOR

    UNITS WITH 380 VOLT.

    T1G

    HEATER OPTION-3HEATER OPTION-1

    HC2

    HC1

    T1G

    71A

    T1F

    HEATER1

    T3F

    29

    T2F

    73A

    72A

    F11

    F12

    HC1

    F13

    71A

    HEATER OPTION-2(SEE TABLE)

    HC2

    HEATER2

    T3G

    T2G

    28

    73B

    72B

    71B

    F14

    F15

    F16

    30

    HEATER3

    T1H

    T2H

    T3H

    F17

    74A

    76A

    75A

    F18

    F19

    HC4

    76B

    HEATER4

    28

    T3I

    T1I

    HC3

    T2I

    74B

    HC3

    75B

    F20

    F21

    29

    HC4

    F22

    HEATER3

    (SEE TABLE)

    F19

    HC1

    28

    HEATER1

    HC1

    T3F

    T1F

    T2F

    73A

    72A

    F11

    F12

    F13

    T1H

    30 HC3

    T2H

    T3H

    74A

    76A

    75A

    F18

    F17

    HC129

    72A

    HEATER1

    T2F

    28

    T1F

    HC3

    71A

    F11

    T3F

    HC1

    73A

    F12

    F13

    L1 L2 L3 L3

    TO HVTB

    L2L1 L3 L1 L2 L2L1 L3 L3

    TO HVTB

    L1L2 L3 L2L1

    TO HVTB

    L1 L3L2

    (SEE TABLE)

    HC2

    HC2

    28 30

    HEATER2

    T3G

    T2G

    HEATER3

    T3H

    T2H

    T1H

    76A

    74A

    75A

    F17

    F18

    F19

    28

    T2I

    HEATER4

    T1I

    T3I

    TO HVTB

    L2L1 L3

    NOTES: HTR-35 & 40KW IS APPLICABLE FOR

    5 K.W

    20 K.W

    25 K.W

    35 K.W

    30 K.W

    10 K.W

    15 K.W

    12 K.W

    7.5 K.W

    40 K.W

    6 K.W

    HTR

    **

    H2

    2 1 6 K.W

    7.5 K.W

    12.5 K.W

    2*10 K.W

    7.5+10 K.W2*

    BY 18 MODEL ONLY.

    USE OPTION 1 FOR 230V-3PH UNIT MODELUSE OPTION 3 FOR 380V/460V-3PH UNIT MODEL

    * 2 2*10 K.W

    2

    2

    2

    2

    2

    2

    2

    2

    2

    2

    2

    2

    2

    1

    7.5 K.W

    7.5+10 K.W

    12.5 K.W

    15 K.W

    10 K.W

    15 K.W

    10 K.W

    5 K.W

    6 K.W

    7.5 K.W

    5 K.W

    6 K.W

    OHT

    FL

    FL

    HEATER DATA TABLE

    HEATER DATA TABLE

    2

    OPT# STG

    1

    I STG

    5 K.W

    II STG

    H4 FL

    FL

    FL

    H3

    (#2)

    OHT

    OHT

    FL

    (#1)OHT

    HEATER TYPES

    H1

    OHT

    FL

    OHT

    OHT

    FL

    OHT

    FACTORY SETTINGS OF DIP SWITCHES

    ON

    DIP SWITCH #

    OFF

    S1 S2 S3 S4

    S4

    ON= TEST MODE ENABLE

    ON= COMPRESSOR 1 LEAD

    OFF=TEST MODE DISABLE

    LOAD BALANCES2

    S1

    (Comp1&2 Auto Lead Lag)OFF=

    S3 OFF= WITHOUT PUMP DOWN ON= WITH PUMP DOWN OPTION

    on-board programming function (always set to on)

    LED INDICATORS

    Green power on/off indicator

    Red system lock-out due to system fault

    Yellow

    system 1 fault diagnostic

    Orange

    system 2 fault diagnosticnote:

    Set dip switch # 3 according to unit's option(pump down or no pump down)

    ECB DIP SWITCH SETTINGS & LED INDICATORSDIP SWITCH FUCTIONS

    blinking slow - LPS1/ HPS1/ SSPS1/

    blinking slow - LPS2/ HPS2/ SSPS2/

    OLR1/CB1 ckt fault

    OLR2/ CB2 ckt fault

    2) VFC OPTION FOR BM RUN &TRIP INDICATION

    OPTIONS1) ANTI ICE OPTION

    CONNECTION APPLICABLE FOR ANTI ICE

    COMP

    21A AI-1 23A

    LPS

    BM TRIP CONNECTION FOR BM WITH OLR

    5251

    BM TRIP

    BM ON

    4948 BMCA-1A

    5251

    BM TRIP

    BMCA-2A

    48A

    51A

    OLR-2

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    TYPICAL SCHEMATIC WIRING DIAGRAM(Matching with dual compressor units)

    NOTE: 1. Refer to next page for legend, notes & wiring diagram for optional items. 2. Refer to unit control box (inside panel) for exact wiring diagram.

    30

    REFER TO UNITNAMEPLATE FORPOWER SUPPLY

    G

    LVTB OLR18 19BMC ATB

    2

    OLR

    BMC

    68

    BM

    70

    69

    APPLICABLE FOR BM WITH EXTERNAL OLR

    TO HVTB

    L1

    L3

    L2

    L1 68

    LUG

    L3

    L2 BM70

    69

    HVTB BMC

    APPLICABLE FOR 1PH BM

    HEATER1

    HEATER2

    OUTFAN1

    OUTFAN2

    NEUTRAL

    12v-0-12v

    SEC

    240v

    PRI

    LIVE

    DIP SWITCH

    J_PROG

    POWER(GRN)

    X2

    LOCK2(RED)

    SYSTEM2(ORG)

    FUSE

    SYSTEM1(YEL)

    LOCK1(RED)

    X1

    INFAN

    41A

    41B

    30

    29

    14

    HP2

    (LP2)

    LP1

    LP2

    (LP1)

    (HP2)

    23B

    22B

    23A

    26A

    ECB

    (HP1)

    HP1

    COMP2

    P2

    P1

    COMP1

    28

    3B

    4B

    4A

    3A

    HC1

    BMC

    HC2

    TRANS

    15

    16

    13

    14

    CNC

    NO

    TO CONDENSING UNIT ATB

    TO CU ATB

    TO CU ATB

    30

    29

    LVTB

    THERMOSTAT / DDC CONTROLLER

    TO CONDENSING UNIT ATB

    230V

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    TYPICAL SCHEMATIC WIRING DIAGRAM(Matching with dual compressor units)

    LEGEND

    AI ANTI ICE THERMOSTAT

    AFS AIRFLOW SWITCH

    ATB AUXILIARY TERMINAL BLOCK

    AR AUXILIARY RELAY

    BM BLOWER MOTOR

    BMC BLOWER MOTOR CONTACTOR

    ECB ELECTRONIC CONTROL BOARD

    FL FUSE LINK

    HC HEATER CONTACTOR

    HVTB HIGH VOLTAGE TERMINAL BLOCK

    HTR HEATER

    L1 LINE 1

    L2 LINE 2

    L3 LINE 3

    LVTB LOW VOLTAGE TERMINAL BLOCK

    LUG LUG GROUND

    LLS LEAD LAG SWITCH

    MOHT MANUAL RESET OHT

    NTB NEUTRAL TERMINAL BLOCK

    OHT OVERHEAT THERMOSTAT

    OLR OVER LOAD RELAY

    SM SYSTEMIZER

    VFC VOLT FREE CONTACT

    FIELD WIRING

    DISCONNECT TAB - 1/4"

    FL OR MOHT

    _ _ _

    +

    31

    NOTES

    1. POWER SUPPLY, REFER TO UNIT NAMEPLATE.

    THERMOSTAT CONTROL VOLTAGE - 24VAC.

    2. ANY WIRE REPLACEMENT SHOULD BE OF THE

    900C OR ITS EQUIVALENT.

    USE COPPER CONDUCTOR WIRES ONLY.

    3. IF HEATERS ARE FACTORY INSTALLED, PLEASE

    READ BROKEN LINES AS CONTINUOUS LINES.

    4. A 3 TO 4 MINUTE (APPROX.) BUILT-IN SHORTCYCLE PROTECTION FOR COMPRESSOR IS AVAIL-ABLE IN ZAMIL ELECTRONIC THERMOSTAT.

    5. FUSED DISCONNECT SWITCH OR CIRCUIT

    BREAKER TO BE PROVIDED BY CONSUMER WITH

    RATING AS RECOMMENDED BY ZAMIL.

    6. FOR ANY SAFETY TRIP OF COMP. (FAULT), VOLT-

    AGE ACROSS TERMINAL X1, X2 & 2 IS 230 VAC.

    7. NTB IS APPLICABLE FOR UNITS WITH 1 PHASE

    BLOWER MOTOR ONLY. ALSO APPLICABLE FOR

    UNITS WITH 380 VOLT.

    T1G

    HEATER OPTION-3HEATER OPTION-1

    HC2

    HC1

    T1G

    71A

    T1F

    HEATER1

    T3F

    29

    T2F

    73A

    72A

    F11

    F12

    HC1

    F13

    71A

    HEATER OPTION-2(SEE TABLE)

    HC2

    HEATER2

    T3G

    T2G

    28

    73B

    72B

    71B

    F14

    F15

    F16

    30

    HEATER3

    T1H

    T2H

    T3H

    F17

    74A

    76A

    75A

    F18

    F19

    HC4

    76B

    HEATER4

    28

    T3I

    T1I

    HC3

    T2I

    74B

    HC3

    75B

    F20

    F21

    29

    HC4

    F22

    HEATER3

    (SEE TABLE)

    F19

    HC1

    28

    HEATER1

    HC1

    T3F

    T1F

    T2F

    73A

    72A

    F11

    F12

    F13

    T1H

    30 HC3

    T2H

    T3H

    74A

    76A

    75A

    F18

    F17

    HC129

    72A

    HEATER1

    T2F

    28

    T1F

    HC3

    71A

    F11

    T3F

    HC1

    73A

    F12

    F13

    L1 L2 L3 L3

    TO HVTB

    L2L1 L3 L1 L2 L2L1 L3 L3

    TO HVTB

    L1 L2 L3 L2L1

    TO HVTB

    L1 L3L2

    (SEE TABLE)

    HC2

    HC2

    28 30

    HEATER2

    T3G

    T2G

    HEATER3

    T3H

    T2H

    T1H

    76A

    74A

    75A

    F17

    F18

    F19

    28

    T2I

    HEATER4

    T1I

    T3I

    TO HVTB

    L2L1 L3

    NOTES: HTR-35 & 40KW IS APPLICABLE FOR

    5 K.W

    20 K.W

    25 K.W

    35 K.W

    30 K.W

    10 K.W

    15 K.W

    12 K.W

    7.5 K.W

    40 K.W

    6 K.W

    HTR

    **

    H2

    2 1 6 K.W

    7.5 K.W

    12.5 K.W

    2*10 K.W

    7.5+10 K.W2*

    BY 18 & 25 MODELS ONLY.

    USE OPTION 1 FOR 230V-3PH UNIT MODELUSE OPTION 3 FOR 380V /460V-3PH UNIT MODEL

    * 2 2*10 K.W

    2

    2

    2

    2

    2

    2

    2

    2

    2

    2

    2

    2

    2

    1

    7.5 K.W

    7.5+10 K.W

    12.5 K.W

    15 K.W

    10 K.W

    15 K.W

    10 K.W

    5 K.W

    6 K.W

    7.5 K.W

    5 K.W

    6 K.W

    OHT

    FL

    FL

    HEATER DATA TABLE

    HEATER DATA TABLE

    2

    OPT# STG

    1

    I STG

    5 K.W

    II STG

    H4 FL

    FL

    FL

    H3

    (#2)

    OHT

    OHT

    FL

    (#1)OHT

    HEATER TYPES

    H1

    OHT

    FL

    OHT

    OHT

    FL

    OHT

    FACTORY SETTINGS OF DIP SWITCHES

    ON

    DIP SWITCH #

    OFF

    S1 S2 S3 S4

    S4

    ON= TEST MODE ENABLE

    ON= COMPRESSOR 1 LEAD

    OFF=TEST MODE DISABLE

    LOAD BALANCES2

    S1

    (Comp1&2 Auto Lead Lag)OFF=

    S3 OFF= WITHOUT PUMP DOWN ON= WITH PUMP DOWN OPTION

    on-board programming function (always set to on)

    LED INDICATORS

    Green power on/off indicator

    Red system lock-out due to system fault

    Yellow

    system 1 fault diagnostic

    Orange

    system 2 fault diagnosticnote:

    Set dip switch # 3 ac cording to unit's option(pump down or no pump down)

    ECB DIP SWITCH SETTINGS & LED INDICATORS

    DIP SWITCH FUCTIONS

    2) VFC OPTION FOR BM RUN &TRIP INDICATION

    OPTIONS1) ANTI ICE OPTION

    BM TRIP CONNECTION FOR BM WITH OLR

    5251

    BM TRIP

    COMP1

    21A AI-1 23A

    LPS1

    COMP221B AI-2 23B

    LPS2

    BM ON

    4948

    5251

    BM TRIP

    48A

    51A

    blinking slow - LPS1/ HPS1/ SSPS1/

    OLR1/CB1 ckt fault

    blinking slow - LPS2/ HPS2/ SSPS2/

    OLR2/ CB2 ckt fault

    OLR-2

  • 8/10/2019 By CY Series

    34/36

    32

    Scroll compressors are designed to operate in single direction only. Hence, care has to be taken to ensure correct

    rotation when the system is operated. Verification of correct rotation is by observing that the suction pressure drops and

    discharge pressure rises when compressor run. Reverse rotation results in abnormal sound, as well as, substantially low

    current draw and by interchanging power supply wire L1 & L3 will correct this problem.

    The operation of the air conditioning unit is controlled by a 24VAC electronic control board.

    GENERAL

    The thermostat normally displays room temperature and mode of operation. The five buttons on the front of the unit

    allow complete control of the thermostat. The thermostat also allows to select continuous fan operation (useful whenusing an air cleaner) or have the fan come on with the compressor.

    SWITCH FUNCTION

    - On/Off Key : Switch the system On or Off.- Up Key : To increases the set temperature.

    - Down Key : To decreases the set temperature.- Mode Key : Changes the mode to Fan, Cool, Heat or Auto.

    - Fan Key : Changes the Fan Operation to Auto or Continuous.- C/F selection : By pressing Mode & UP key together, toggles between C to F or vice versa.

    USER CONTROLS

    Mode:

    Select the desired mode of operation by pressing of the mode button:

    Fan: In this mode of operation, the compressor will be in inactive state. Display shows room temperature. Fan will be running.

    Cool: In this mode of operation, the compressor will be ON after a delay depending on the differential of room

    temperature & Set temperature.

    Heat: In this mode of operation, Fan is ON.

    Auto : In auto mode, thermostat provide automatic changeover from heating to cooling mode & vice versa. Ther-

    mostat automatically switches to maintain the desired temperature.

    DIP SWITCH OPTIONS AND FUNCTIONS

    There are 4 small DIP (Dual in line package) switches on the back of the circuit board which must be configured by

    the installer.

    CONTROLS & SEQUENCE OF OPERATION

    SWITCH ON OFF

    1 N. A. -

    2 N. A. -

    3 N. A. -

    4 INDOOR SENSOR REMOTE SENSOR

    DIP SWITCH SELECTION

    Note:

    Keep DIP SWITCH 1, 2 & 3 in OFFposition only.

    FAN COOL HEAT AUTO

    SUPPLY FAN CONTROL

    STG1 COOLING

    STG1 HEATER

    STG2 HEATER

    STG2 COOLING

    W2

    R

    C

    G

    W1

    Y2

    Y1

    LVTB

    THERMOSTAT

    Y2

    W1

    Y1

    G

    24V(R)

    24V(C)W2

    REMOTESENSOR

    FAULT 1

    FAULT 2

    SENSOR

    OPTIONAL CONNECTION:

    IF REMOTE TEMPERATURESENSING

    FUNCTION ISREQUIRED.

    NOTE:

    (ZAC P/N 80065261)

    ATBCOMPRESSORFAULT SIGNAL

    (VOLT-FREECONTACT)

    COMP1

    COMP2

    (COMMON)

    24V ac

    ( OPTIONAL CONNECTION )

    HOOK-UP WIRING DIAGRAM

    ACCU CONTROL PANEL

    LEGEND:

    ATB

    LVTB

    AUXILIARY TERMINAL BLOCK

    LOW VOLTAGE TERMINAL BLOCK

    ( THERMOSTAT CONTROLLER TO AIR HANDLING UNIT )

    AHU CONTROL PANEL

  • 8/10/2019 By CY Series

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    INSTALLATION INSTRUCTIONSA. GENERAL

    Blower units are shipped completely wired. Only external power, interconnecting control wiring between outdoor andindoor units and refrigerant pipe connections are needed to complete the installation. For detailed instructions/informa-

    tions, please refer to corresponding IOM manual.

    B. UNIT LOCATION & ACCESS SPACEThe placement of the unit in relationship to the building is very important. A minimum of 36 inches clearance must be

    kept on the service access side and return air side.When making tubing connections, be sure to provide clearance for electrical connections.

    C. TUBING INSTALLATION

    Do not remove plugs from the compression fittings until tubing has been run and is ready for connection.

    a. Make sure the tubing is round, without dent or burrs.

    b. Cut tubing to the length required with a tube cutter carefully. Do not use a hacksaw.

    c. Remove burr from inside and outside using file or deburring tool.

    NOTE: Always use a gear type tube bender when making bends in suction line.

    When installing tubing through walls or along side of any structural members, be sure the tubing is isolated from thesemembers or walls to avoid any transmission of vibration that may occur, while unit is running.

    ELECTRICALSTEP 1: INSTALLATION

    A)Please ensure power supply to the unit is as per unit nameplate (Volts/Ph/Hz) requirements.

    Caution: Operation of the unit on improper power supply will result in damage to the unit.NOTE:Use copper wires of proper rating for all field wiring.

    Warning

    Before servicing or installation of the unit, always TURN OFF all power to the unit. There may be more than one discon-nect switch. Ensure all of them are turned off. Electrical shock can cause personal injury or death.

    B) Ground & power wires

    Connect power wires to terminal block per wiring diagram.

    Connect ground wire to the ground lug inside the control box.

    C) Control wiring between outdoor & indoor unit

    Use 16 gauge color-coded wire between the indoor and outdoor units (control wiring).

    STEP 2: START-UPRefer to outdoor unit installation instructions for system start-up instructions and refrigerant charging method details.

    STEP 3: SEQUENCE OF OPERATIONWith power supplied to indoor and outdoor units, the unit starts responding to the thermostat mode requirement.

    Cooling mode: When thermostat calls for cooling, the blower motor in the indoor unit is switched on. The compressorcontactor is energized to start the compressor and condenser fan.As the conditioned space approaches the thermostat cooling set point, the unit cycles off.

    Heating mode: When thermostat calls for heating, the blower motor in the indoor unit is switched on. The contactor forelectric h