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18/20 IZM circuit-breakers, IN switch-disconnectors

Terminal assignment of control circuit terminals

2010 CA08103002Z-EN

www.eaton.com

Terminalassignmentofcontrolcircuit terminals

Internal

Terminals

(Front view from left to right))

Voltage releases

Under-voltage release

(Voltage releases 2)

Overload trip switch 1 (OTS)

Overload trip switch 2 (OTS)

Control unit Digitrip

Alarm

Current transformer, Neutral conductor

Sensor, transformer star point

Enable transformer star point signal

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