IEC/EN 60947-5-1 Control And Protective Switching Device RCCB MCB Accessories

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Accessories for RCCB MCB


A variety of additional features can be achieved with wide range of accessories when used with circuit breaker, such as alerts, shunt trip,under-voltage protection, etc. Usually the Max number of accessories assembled on the circuit breaker is three. Accessories with independent tripping function should be assembled first, such as shunt trip, and under-voltage trip, Followed by other accessories , such as auxiliary contacts, alarm auxiliary contacts.


Shunt Release


1. General
1.1 Remote opening of the device when a voltage is applied.
1.2 To be mounted on the left side of the MCBs/RCBOs by special pin.
2. Technical data
Standard
IEC/EN 60947-5-1

Electrical features


Rated voltage Us


VAC230/400 50/60Hz
AC/DC24
AC/DC48

Rated impulse

withstand voltage(1.2/50)Uimp

V4,000
Dielectric TEST voltage at ind.Freg.for 1minkV2
Insulation voltage UiV500
Pollution degree2

Mechanical features


Electrical life4,000
Mechanical life4,000
Protection degreeIP20

Ambient temperature

(with daily average≤35℃)

-5...+40
Storage temperature-25...+70
InstallationTerminal connection typeCable
Terminal size top/bottom for cablemm²2.5
AWG18-14
Tightening torque

N·m


0.8

In-Ibs.


7
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IEC/EN 60947-5-1 Control And Protective Switching Device RCCB MCB Accessories

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