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Circuit-breakers, switch-disconnectors

Shunt releases

2010 CA08103002Z-EN

www.eaton.com

17/115

Shunt releases

With screw terminal

For use with

Part no.

Article no.

With screw terminal

Price

See price

list

Std. pack

Notes

Shunt releases

Capacitor unit 230 V 50/60 Hz

in conjunction with shunt release

NZM...-XA208-250 AC/DC

Enclosure: degree of protection IP20

Not UL/CSA approved

Enables the reliable use of circuit-breakers as mesh network

circuit-breakers in the range from 0 – 110 % U

n

with constant

switch-off time of 40 ms.

If the mains voltage is absent, the installed capacitor supplies

power for actuating the shunt release for at least 12 hours.

The capacitor unit is arranged independently of the circuit-breaker.

Connect NZM‐XCM to the power feed side.

Note on engineering:

Connect a standard auxiliary contact (HIN) as N/O in series with the

coil of the shunt release!

Standard auxiliary contact not included as standard.

NZM1(-4),

N(S)1(-4)

NZM2(-4),

N(S)2(-4)

NZM3(-4),

N(S)3(-4)

NZM4(-4),

N(S)4(-4)

NZM-XCM

229413

1 off

Part no.

Article no.

With screw terminal

Price

See price

list

Std.

pack

Notes

Shunt releases

For mesh network circuit-breakers

For intermittent operation

Maximum On-time = 1 s

Operating range 10-110 % U

s

Not UL/CSA approved

Rated control voltage

230 V AC

For use with

NZM3(-4), N3(-4) and NZM4(-4), N4(-4)

Cannot be installed simultaneously with early-make

auxiliary contact NZM...-XHIV... or undervoltage

release NZM...-XU... .

Intermittent operation guaranteed by series

connection of a make contact M22-(C)K10.

The maximum duty factor of the shunt releases for

mesh network circuit-breakers is 1 s.

NZM...-XAHIV:

Cannot be used in conjunction with remote operator

NZM...-XR....

NZM3: Early make of auxiliary contact

on switching on and off (manual operation):

approx. 20 ms.

NZM4: Early make of auxiliary contact on switching on

(manual operation): approx. 90 ms.

Without auxiliary

contacts

NZM3-XA-230AC-MNS

274097

1 off

With early-make

auxiliary contact

NZM3-XAHIV-230AC-MNS

274141

1 off

Without auxiliary

contacts

NZM4-XA-230AC-MNS

274138

With early-make

auxiliary contact

NZM4-XAHIV-230AC-MNS

274143

1 off

① Reverse power relay contact from

mesh network relay

-S11 Remote off

q

Standard auxiliary contacts

-Q1

Shunt releases

1.13

1.14

C1

C2

-Q1

L1 (L+)

Q

HIN

-S11

0

NZM...-XA...-MNS

M22-...K10

N (L-, L2)

a

C1

C2

C1

C2

3.13

3.14

C1

C2

C1

C2

3.13

3.14

NZM...-XA...

HPL17115EN