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18
Overview of the Magnum PXR low voltage circuit breaker
MAGNUM PXR PRODUCT GUIDE
PA013006EN September 2022 www.eaton.com
1
PXR point
position
PXR point
name
General description
Function
Individual point description
C37
a b
9NC
Auxilliary switch 3
Indicates breaker open / closed status
Aux switch 9 b
C38
a b
9NO
Aux switch 9 a
C39
a b
9C
Aux switch 9 common
C40
a b
10NC
Aux switch 10 b
C41
a b
10NO
Aux switch 10 a
C42
a b
10C
Aux switch 10 common
C43
a b
11NC
Aux switch 11 b
C44
a b
11NO
Aux switch 11 a
C45
a b
11C
Aux switch 11 common
C46
a b
12NC
Aux switch 12 b
C47
a b
12NO
Aux switch 12 a
C48
a b
12C
Aux switch 12 common
C49
VN
Voltage divider board neutral input
Connection for system neutral voltage (3-pole breakers
only, no connection in a 4-pole breaker)
VDB neutral
C50
ST+
Shunt trip
Remote opening
Shunt trip positive
C51
ST-
Shunt trip negative
C52
SR+
Spring release
Remote closing
Spring release positive
C53
SR-
Spring release negative
C54
M+
Motor operator
Motor positive
C55
M-
Motor negative
C56
UV+
Undervoltage release
Remote opening
UVR positive
C57
UV-
UVR negative
C58
LNO
Latch check switch
Checks breaker ready to close status
Latch check make
C59
LC
Latch check common
C60
LNC
Latch check break
C61
1NC
Auxilliary switch 1
Indicates breaker open / closed status
Aux switch 1 b
C62
1NO
Aux switch 1 a
C63
1C
Aux switch 1 common
C64
2NC
Aux switch 2 b
C65
2NO
Aux switch 2 a
C66
2C
Aux switch 2 common
C67
3NC
Aux switch 3 b
C68
3NO
Aux switch 3 a
C69
3C
Aux switch 3 common
C70
4NC
Aux switch 4 b
C71
4NO
Aux switch 4 a
C72
4C
Aux switch 4 common
C73
5NC
Auxilliary switch 2
Indicates breaker open / closed status
Aux switch 5 b
C74
5NO
Aux switch 5 a
C75
5C
Aux switch 5 common
C76
6NC
Aux switch 6 b
C77
6NO
Aux switch 6 a
C78
6C
Aux switch 6 common
C79
7NC
Aux switch 7 b
C80
7NO
Aux switch 7 a
C81
7C
Aux switch 7 common
C82
8NC
Aux switch 8 b
C83
8NO
Aux switch 8 a
C84
8C
Aux switch 8 common
a
Not included in 48 point secondary terminal block configuration.
b
Not included in 72 point secondary terminal block configuration.
Table 1. Terminal to accessory assignment (continued)