DET-653C
EntelliGuard
®
G Circuit Breaker Application Guide
24-May-12
Section 4. Accessories
©2012 General Electric All Rights Reserved
49
Table 4.29. Wiring Schematic Nomenclature Definitions
Pin
Nomenclature
Description
Pin
Nomenclature
Description
A1
Motor
power input to motor operator
B1
Input 1
relay input to trip unit
A2
Motor
B2
Input 2
relay input to trip unit
A3
SPR NO/RTC NO
spring charge status contact/
ready to close signaling contact
B3
I/P COM
relay input to trip unit
A4
SPR NO/RTC NO
B4
ST1 NO/NC8
shunt trip 1 signaling contact/normally
open contact 8
A5
ST1
power input to shunt trip 1
B5
ST1 COM/NC8
A6
ST1
B6
UV1 NO/NC7
under voltage release 1 signaling
contact/normally closed contact 7
A7
UV1
under voltage release 1
B7
UV1 COM/NC7
A8
UV1
B8
NC6
normally closed contact 6
A9
CC COM
closing coil neutral wire-common
(CC or CCC)
B9
NC6
A10
CC IMM
closing coil (CC), continuous
control power (CCC)
B10
NC5
normally closed contact 5
A11
CC CMD
closing coil close signal (CCC)
B11
NC5
A12
ST2/UV2
power input to shunt trip 2/under
voltage release 2
B12
NC4
normally closed contact 4
A13
ST2/UV2
B13
NC4
A14
NC3
normally closed contact 3
B14
RELT
RELT signal output
A15
NC3
B15
COM
trip unit communication
A16
NC2
normally closed contact 2
B16
-
-
A17
NC2
B17
CC NO/NO8
closing coil signaling contact/normally
open contact 8
A18
NC1
normally closed contact 1
B18
CC COM/NO8
A19
NC1
B19
ST2 NO/UV2
NO/NO7
shunt trip 2 signaling contact/under
voltage release 2 signaling contact/
normally open contact 7
A20
NO3
normally open contact 3
B20
ST2 COM/UV2
COM/NO7
A21
NO3
B21
NO6
normally open contact 6
A22
NO2
normally open contact 2
B22
NO6
A23
NO2
B23
NO5
normally open contact 5
A24
NO1
normally open contact 1
B24
NO5
A25
NO1
B25
NO4
normally open contact 4
A26
-
-
B26
NO4
A27
O/P1a
relay output 1 from trip unit
B27
ZSI out+
GF zone selective interlock output
A28
O/P1b
relay output 1 from trip unit
B28
ZSI out-
A29
O/P2a
relay output 2 from trip unit
B29
ZSI in+
GF zone selective interlock input
A30
O/P2b
relay output 2 from trip unit
B30
ZSI in-
A31
24 V+
auxiliary power supply to trip unit
B31
ISO GND
trip unit communication
A32
24 V-
B32
5V Iso
TX EN 1
RX
TX
A33
BA NC
bell alarm switch
B33
A34
BA NO
B34
B35
A35
BA COM
A36
N-RC-
neutral Rogowski coil
B36
Voltage Input
GND
ground point for voltage input to trip unit
A37
N-RC+
B37
Volt-A
system phase voltage signals
A38
Eleg-CT
earth leg CT (multi-source ground
fault)
B38
Volt-B
A39
Eleg-CT
B39
Volt-C