Technical data

54 IZMX circuit-breakers, INX switch-disconnectors
Terminal assignment of control circuit terminals
CA01305001Z-EN www.eaton.com
Terminal assignment of control circuit terminals
Engineering
Internal Terminals
(Front view from left to right))
Shunt release
Undervoltage release
(2. Shunt releases)
Overload trip switch 1 (OTS)
Overload trip switch 2 (OTS)
Control unit Digitrip
Alarm
Current transformer, Neutral conductor
Core-balance transformer, transformer
Enable transformer star point signal
Communication
wiring ECAM,
MCAM, PCAM
Control voltage supply 24 V DC
Communication
Zone selectivity ZSI
Activation Maintenance mode (ARMS)
Closing releases
Motor operator
Message “Spring energy store tensioned“
Latch check switch
Auxiliary contacts on/off
2 ST2
M
4
UV2
(STS2)
6 OT1M
8 OT2B
10 OT2M
12 ALM1
14
16 N2
18 G2
20 SGF1
22 AGND
24 CMM2
26 CMM4
28 ZCOM
30
32
34 ARMS1
36 SR2
38 E02
40 LCB
42 LCM
44 A1
46 B2
48 A2
50 A3
52 B4
54 A4
1 ST1
3
UV1
(STS1)
5 OT1C
7 OT1B
9 OT2C
11 ALMC
13 ALM2
15 N1
17 G1
19 SGF2
21 +24V
23 CMM1
25 CMM3
27 ZOUT
29 ZIN
31
33 ARMS2
35 SR1
37 E01
39 SC
41 LCC
43 C1
45 B1
47 C2
49 C3
51
B3
53 C4
IZMX16