Wiring; Typical Wiring - GE B90 Instruction Manual

Ur series low impedance bus differential system
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3.2 WIRING

3.2WIRING
3
GE Consumer & Industrial
Multilin
B90 BUS DIFFERENTIAL RELAY
3-6
1a
IA5
F
F
1b
IA
IA1
F
1c
2a
IB5
F
F
2b
IB
F
2c
IB1
F
3a
IC5
F
3b
IC
F
3c
IC1
F
4a
IG5
F
4b
IG
4c
IG1
F
F
5a
IA5
F
5b
IA
F
5c
IA1
F
6a
IB5
F
6b
IB
F
6c
IB1
7a
F
IC5
IED 1
7b
F
IC
F
F
7c
IC1
IED 2
GE Consumer & Industrial
Multilin
B90 BUS DIFFERENTIAL RELAY
IED 4
Figure 3–8: B90 IS A MULTI-IED PROTECTION SYSTEM
B90 Low Impedance Bus Differential System
F
1a
IA5
F
1b
IA
1c
IA1
F
F
2a
IB5
1a
IA5
F
F
2b
IB
1b
IA
F
F
2c
IB1
IA1
F
1c
3a
IC5
F
F
2a
IB5
F
3b
IC
F
2b
IB
F
3c
IC1
F
2c
IB1
F
4a
IG5
F
3a
IC5
4b
IG
F
F
3b
IC
F
4c
IG1
F
3c
IC1
F
5a
IA5
4a
IG5
F
F
5b
IA
F
4b
IG
F
5c
IA1
4c
IG1
F
F
6a
IB5
5a
IA5
F
F
6b
IB
F
5b
IA
F
6c
IB1
F
5c
IA1
7a
IC5
F
6a
F
IB5
F
7b
IC
F
6b
IB
F 7c
F
IC1
F
6c
IB1
F
7a
IC5
F
7b
IED 3
IC
F 7c
IC1
F
F
1a
I
F1
F
1b
V
F
1c
2a
F
I
F2
2b
F
V
F
2c
3a
F
I
F3
F
3b
V
F
3c
F
4a
I
F4
F
4b
V
4c
F
5a
F
I
F5
F
5b
V
F
5c
F
6a
I
F6
F
6b
V
F
6c
F
7a
CONTACT INPUT F7a
CONTACT INPUT F7c
F
7c
CONTACT INPUT F8a
F
8a
CONTACT INPUT F8c
F
8c
COMMON F7b
F
7b
SURGE
F
8b
836780A2.CDR
3 HARDWARE

3.2.1 TYPICAL WIRING

A
B
C C
F1
GE Multilin

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