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SECTION 3 M-PACT Wiring Diagram
Key
Customer Supplied External Wiring (example)
Optional Factory Internal Wiring
Terminal References
Key
Key
Key
B1 to B16
Automatic disconnect L.T. Blocks
LP1
Disconnected indication
CC
Closing coil
LP6
ACB ON indication
C1 to C16
Automatic disconnect L.T. Blocks
LP2
Test indication
UVI
Undervoltage release
LP7
Closing springs charged indication
D1 to D6
Carriage switch blocks for disconnected position
LP3
Connected indication
UVT
Time delayed undervoltage release
ML
Charging motor limit switch
D7 to D12
Carriage switch blocks for test position
LP4
ACB tripped indication
AL
M-PRO trip alarm (N/O)
M
Closing spring charging motor
D13 to D18
Carriage switch blocks for connected position
LP5
ACB OFF indication
B
ACB main contacts
ST
Shunt trip
UVI
or
UVT
ST
CC
M
ML
AL
B
LP1
LP5
LP6
LP7
+ve
+ve
+ve
OFF
switch
ON
switch
emer-
gency
OFF
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
B7
B8
B9
B10
B2
B12
B14
B16
B1
B11
B13
B15
LP4
LP3
LP2
C1
C3
C7
C5
C15
C9
C11
C13
C2
C4
C6
C10
C8
C12
C14
C16