NS series MCCB is developed from Merlin Gerin type, The rated insulating voltage is 750V, suitable for AC 50Hz(60Hz), rated working voltage 690V or below, rated working current is 12.5A to 1250A of circuit and used in distributing electric energy, and non-frequent breaking in the normal conditions, protecting the current & equipment from overload&under voltage, circuit breaker with rated frame current 400A or below can be used in motor's non-frequent start, breaking during working, protecting motor from overload, short circuit&under-voltage, the product conforms to IEC60947-2 standard.

Function:
1) suitability for isolation
2) indication of three positions 0(off) I(on) and tripped
3) press ush to trip? Button, can trip-free
4) visibility of and access to trip unit settings
5) the circuit breaker can be locked in the off position by one to three padlocks, diameter 5 to 8mm(not supplied)
B. Extended rotary handle
Degree of protection: IP55

Installation:
Circuit breaker may be mounted vertically, horizontally or flat on their back without any derating of characteristics.
Fix: Mounting on backplate, mounting on rails
Connection: Front panel connection, black panel connection, plug-in connection

Main Technical Specifications


 
 
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