Technical data
IZMX circuit-breakers, INX switch-disconnectors
Terminal assignment of control circuit terminals
CA01305001Z-EN www.eaton.com
55
Terminal assignment of control circuit terminals
Internal Terminals
(Front view from left to right))
Shunt releases
Undervoltage release
(Shunt releases 2)
Overload trip switch 1 (OTS)
Overload trip switch 2 (OTS)
Control unit Digitrip
Alarm
Current transformer, Neutral conductor
Core-balance transformer, transformer star point
Enable transformer star point signal
Communication
wiring ECAM,
MCAM, PCAM
Control voltage supply 24 V DC
Communication
Zone selectivity ZSI
Activation Maintenance mode
2 ST2
4
UV2
(STS2)
6 OT1M
8 OT2B
10 OT2M
12 ALM1
16 N2
14 PTVN
18 G2
20 SGF1
22 AGND
24 CMM2
26 CMM4
28 ZCOM
30
32
34 ARMS1
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
RR2
RR1
36
38
35
37
44
46
43
45
40 ARCON1
42 ARCON3
39
41 ARCON2
PTVC
PTVA
PTVB
Closing releases
Motor operator
Message “Spring energy store tensioned“
Latch check switch
Auxiliary contacts on/off
Auxiliary contacts on/off
Auxiliary contacts on/off
48
47
M
50 SR2
52 E02
54 LCB
56 LCM
49 SR1
51 E01
53 SC
55 LCC
70 A5
72 B6
74 A6
76 A6
78 B8
80 A8
69 C5
71 B5
73 C6
75 C7
77 B7
79 C8
82 A9
84 B10
86 A10
88 A11
90 B12
92 A12
81 C9
83 B9
85 C10
87 C11
89 B11
91 C12
58 A1
60 B2
62 A2
64 A3
66 B4
68 A4
57 C1
59 B1
61 C2
63 C3
65 B3
67 C4
IZMX40