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17/150 Circuit-breakers, switch-disconnectors

Auxiliary contacts, trip-indicating auxiliary contacts

2010 CA08103002Z-EN

www.eaton.com

Auxiliarycontacts, trip-indicatingauxiliarycontacts

Engineering

Front cut-outs

Cut-out

a

Rocker lever

Cut-out

b

Rotary handle, remote operator

Distance from mounting plate

and door cut-out

Cut-out

a

Cut-out

b

c

d

e

f

e

f

mm

mm

mm

mm

mm

mm

NZM1

68

73

40

23

46

91

NZM2

103

108

79

36

96

101

NZM3

120.5

125.5

79

36

96

136

NZM4

138

146

101

105

118

204

Contact sequence of the auxiliary contacts

Standard auxiliary contacts (HIN)

Early-make auxiliary contact (HIV)

Trip-indicating auxiliary contacts (HIA)

0

I Switch-on

Contact closed

0

I Switch-off

Contact opened

+

I Trip

Notes

If early-make contacts are required in combination with shunt or undervoltage releases, please select the combination type in section

“Releases”

f

e

Y

X

f

e

Y

X

X

c

d

b

a

L1L2L3

HIN

L1L2L3

HIN

L1L2L3

HIN

I

I

+ I

+

+

+

L1L2L3

HIV

I

I

+

+

+

+

I

L1L2L3

HIV

L1L2L3

HIV

NZM 1, 2, 3

L1L2L3

HIV

I

I

+

+

+

+

I

L1L2L3

HIV

L1L2L3

HIV

NZM 1, 2, 3

L1L2L3

HIA

L1L2L3

HIA

L1L2L3

HIA

+

+

+

I

I

+

I

NZM1, NZM2, NZM3, NZM4