PC 11GHANA GRID COMPANY

SELF PROTECTIONDO NOT OPERATE

MEN WORKING

 Tag Number …………………………………………………… Switch or Valve Operated …………………………………….. To Isolate ……………………………………………………… To Protect ……………………………………………………… Work to be done ……………………………………………… Approx. Outage Duration

………………………………………. Outage Approved by ………………………………………….. Tag Placed by ……………………. For ……………………….. At Time ……………………………Date ……………………… Tag Removed by ………………….For ……………………….. At Time ……………………………Date ……………………….

GHANA GRID COMPANYPC 1 APPLICATION FOR PROTECTION GUARANTEE FILE NO:

I apply to…………………………………..For a……………..……………...………To be issued……………………………………………Name of Station WP: W&TP: SG Day Date

To be issued to………………………………………….…………………………………………………….……………………………………. Man or Station Name Title Department

To be issued at…………………………….To be surrendered at……………..………...…….....…….………………………..…………..Time Time Day Date

Description of Apparatus, Work, Tests, and any Dangers unknown to the issuer:………………………...………………………….

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Additional Apparatus for Safe Working Space…………………………………………………………………...…………………………..

Name of Applicant………………………………………………………..Signature of Applicant…………………..………………………. Date

Received By………………………………………………………………Note Re: Outage…………….………...………………………...... Name Date

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Working Time…………………Switching Time…………………Apparatus Outage: From………...….……To………...….…….….…

Approved by…………………………………………………………….Final Approval…………….…..…..…………………..………………System Operator Time Date Issuing Operator Date

Mampong Substation/MP50

W&TP Wednesdayy 02/04/2015

Sai Timothy

0845hrs 1650hrs Sameday 2/4/2015

Principal. Engineer

Southern Network Services/P&C

To rewire the 50T1 differential relay

circuitry and check same for normal operations

None

Sai Timothy Sign 31/3/2015 0915hrs

Alfred Sarpey 31/3/2015 0916hrs

Customer Arrangements Completed

8hrs

30mins 0830hrs 1705hrs

Joe Debrah 1500hrs 01/4/2015

Issuing Operator’s name

GHANA GRID COMPANYPC 17

ORDER TO OPERATE DATE……………………………..

NOTE: - orders to operate must be performed in the number sequence listed

- a group of operations listed under one sequence number may be performed in any sequence

- apparatus must be in the position stated in "OPERATION" column

Sequence Remove Placenumber tag no. tag no.Operation Initials

PC 2 serial number

pinboard or mimic board changed by

Serial No

Sheet…...…of…...…

Purpse of order

Device

time

date

time

date

prepared by

time

date

ordered by completed by checked by

time

date

ECG at Mampong1 Advise your readiness to take of 50T1 Transformer

21550YF1 Breaker

Open and Lock

2

50YF1-F1

50F1PT-X

Check Opened3

2/4/15

1 1

50T1 Transformer Check off loaded

456

87

50AT1 Breaker50AT1-A50TSS1-X

No Fuz Breaker to 50T1 Transformer Fans

Check OpenedOpen and Lock 215Remove and LockRemove and Lock

215215

Open 2159

Dinko1100hrs31/3/15

Ewusi1200hrs31/3/15

Dinko0830hrs2/4/15

Ewusi0900hrs2/4/15

000051400

To isolate 50T1 Transformer for a W&TP

125V DC Supply to 50T1 Relay Protection

10 Open PC13

PC 2 Serial No………..…………...

Permit Holder/ Guarantee Issued To……..……...….…….….…...………Issuing Station………………...…..D.N.O. Tag#.........…..........Date…...……….……Apparatus Covered……...………..…..…………………...…………………………………………………………………………………………………….Guarantee of Isolation………………………………………………….……………………………………………………………………………………...…….Guarantee of De-energising……….…………………….…..…………………..………………………………………………………………………………Apparatus on which Work is authorized - Description of Work and Test………………………...………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………Guarantee Items…………………………………………………………………………………………………………………………………………………………..

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Work Date Time Date Time Completed

ON/ OFF ON/ OFF ON/ OFF ON/ OFF

YES/ NO Number Intials

Instructions to Permit Holder…………………………………………………………………………………………………………………………………………..……………………………………………………………………………………………………………………………………………………………………………………………...…

Accepted By………………………………………………Issued By…………………………………………..Time ……………………Date………………...………………...Surrendered By………………………………….………..Surrender Accepted By………..…..………………Time………...…...…...….Date…………………………Service Notes……………………………………………………………………………………….…...……....Release for Service By……………………………………...

STATION GUARANTEE

Name of Foreman Permit No.On - Issued Off - Surrendered

TABLE B OTHER PERMIT OR AUTHORIZED PERSONNEL

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...………………………………..…

Name of StationAssisting Sation File#Time IssuedTime SurrenderdGrounds

Temporary Grounds to be Placed?Temporary Grounds Removed?

VOLTA RIVER AUTHORITY

PROTECTION GUARANTEE

WORK AND TEST PERMIT

TABLE A STATION GUARANTEE

WORK PERMIT X215MP/50

000051400

Sai Timothy 31/3/201550T1 Transformer

50T1 TransformerNone

50T1 Transformer. To rewire the differential relay circuitry and test same for normal operation

50AT1- A Opened, Locked and Tagged50YF1-F1 Opened, Locked and Tagged50TSS1-X Opened, Locked and Tagged50F1PT-X Opened, Locked and TaggedNo Fuz Breaker to 50T1 Transformer fans Opened

Dinko EwusiEwusi 6

Yes

2 set

ST/ED

Place temporary grounds at the point of work

Sai Timothy will sign Ewusi Daniel will sign 0845hrs 2/4/2015Sai Timothy will sign Amos will sign 1650hrs 2/4/2015Work completed Operator on duty

200-300 1-99100-199

PC 14

NAME/ SIGNATURE OF FOREMAN OPERATOR'S

OR AUTHORIZED PERSONNEL INITIALS

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GHANA GRID COMPANY

………………………………………………………………………………………………………………………………………..

WORK AND TEST PERMIT NO. REQUEST BY PERMIT HOLDER

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FOR THE PURPOSE OF……………………………………………………………………………………………………

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TO PERMIT HOLDER - OPERATIONS SPECIFIED ABOVE HAVE BEEN COMPLETED

TIME…………………...…SIGNATURE OF SHIFT OPERATOR…………………………………………

TABLE B FOREMAN OR AUTHORIZED PERSONNEL ACKNOWLEDGEMENT TESTS

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NAME OF PERMIT HOLDER……..…………..………..…………..… DATE……………….…….……………...

TO SHIFT OPERATOR…………………………………………………………………………………………...….

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TIME

OPERATIONS UNDER A WORK AND TEST PERMIT SERIAL No…………………………………….…

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TIME…………………...…SIGNATURE OF PERMIT HOLDER…………………………………………

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001234

000051400

Restore power to 50T1 Transformer

2/4/2015Sai Timothy

Using the differential relay to trip the transformer

PHTime by PH

Signoperator