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7/25/2019 Kode Standar Proteksi
1/2
Kode/Lambang (Simbol) Rele Proteksi Sesuai Standar
ANSI dan IEC
Ada banyak peralatan proteksi yang ada pada bay penghantar maupun bay trafo. Masing
masing peralatan proteksi tersebut dalam rangkaian satu garis digambarkan dalam bentuklambang / kode. Berikut adalah Kode da lambang rele Proteksi berdasarkan standar ANSI
!"#$ dan I% &'&(")
Nama *elay Kode ANSI +ambang I%
Over Seed Rela! ($
"nder Seed Rela! (,
#istan$e Rela! $(
Over %emerature Rela! $&
"nder &oltage Rela! $"
Over voltage Rela! -
#ire$tional Overo'er Rela! !$
Negative Seuen$e Rela! ,&
Negative Seuen$e &oltage Rela! ,"
%ermal Rela! ,
Instantaneous Over$urrent Rela! -'
Inverse %imeOver$urrent Rela! -(
7/25/2019 Kode Standar Proteksi
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Inverse %ime Eart *ault Over$urrent Rela! -'
#e+inite %ime Eart *ault Over$urrent Rela! -(N
&oltage Restrained/$ontrolled Over$urrent Rela! -(0
Po'er *a$tor Rela! --
Neutral Point #isla$ement rela! -
Eart +ault Rela! &,
#ire$tional Over$urrent Rela! &"
#ire$tional Eart*ault Rela! &"N
Pase Angle Rela! "1
Autore$lose Rela! "
"nder+reuen$! Rela! 1(2
Over+reuen$! rela! 1(3
#i++erential Rela! 1"