GE Multilin 345 - Typical Wiring Diagrams

2–12 345 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
ELECTRICAL INSTALLATION CHAPTER 2: INSTALLATION
Typical Wiring Diagrams
Figure 2-14: Typical wiring diagram – Drawout
897744.CDR
POWER SUPPLY
B1
A1
B2
+
-
chassis
gnd
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
DIGITAL INPUTS
52a W1 BKR (CI #1)
52b W1 BKR (CI #2)
INPUT 5
INPUT 6
INPUT 7
INPUT 8
ETHERNET
RJ45
mTRJ
10/100 BASE-T
100 BASE-FX
USB
TYPE B
A5
A6
A7
A2
A3
A4
A8
A9
A10
A11
A12
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
V
V
4WIREUSB
4 WIRE ETHERNET
USB
+
+
F5 F4 F3
--
++
RS485
IRIG-B
F1F2
COMMUNICATIONS
+
-
CONTROL
POWER
A
B
C
E5
D5
E6
D6
E7
D7
E8
D8
I
A
I
A
I
B
I
B
I
C
I
C
I
G
I
G
7 CRITICAL
FAILURE
RELAY
3 AUXILIARY
4 AUXILIARY
5 AUXILIARY
6 AUXILIARY
2 TRIP
1 TRIP
OPTIONAL
Front Panel
Rear Panel
345
Transformer Protection System
52a
52b
Winding 1 Breaker
Aux Contacts
E9
D9
E10
D10
E11
D11
E12
D12
I
A
I
A
I
B
I
B
I
C
I
C
I
G
I
G
WINDING 1
WINDING 2
52a
52b
Winding 2 Breaker
Aux Contacts
52a W2 BKR (CI #3)
52b W2 BKR (CI #4)
C11
C12
COMMON
CHASSIS GND
INPUT 9
INPUT 10
TRIP CIRCUIT
W1 BKR
TRIP CIRCUIT
W2 BKR
TRIP
COIL
TRIP
COIL
52a
W1 BKR
52a
W2 BKR
OUTPUT CONTACTS
SHOWN WITH NO
CONTROL POWER
TWO WINDING
TRANSFORMER
GROUND
BUS
GROUND
BUS
GND STUD
F6