GE IBCG51M A Series Instructions Manual page 34

Ground directional overcurrent relays
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PHASE SEOUENCE l-2-3 OR 3-2-l
I
H
P H A S E
R E L A Y S
I
I
a
SEE NOTE I
NOTES:
CONNECT ATOD AND BTDC. IF POTENTIAL
SEE NOTE 2
POLARIZATION IS NOT USED CONNECT CTOD
7
2. IF CURRENT POLARHATION IS NOT USED
CONNECT
TO
STUDS
D-DIRECTIONAL UNIT
I- INSTANTANEOUS UNIT
TOC-TIMEOVERCURRENT
UNIT
Fig. 11 (0273Ag052-0) Typical External Connection Diagram
for Relay Type IBCGSlM(-)YlA or 53M(-)YlA
34

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