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MCB Short Circuit Protection 1P 2P 3P 4P 6A TO 63A Miniature Circuit Breaker



The series S7ML high break capacity of mini circuit breaker features attractive and compactappearance, reasonable structure, excellent performance and high breaking capacity. It adopts the standard rail for installation, convenient and swift. It main acts for overload and short-circuit moreover, as low frequency of open, close and switch at the line.

This product conforms to the requirement or GB 10963 & IEC60898 standards.


  • :
  • America 

The products of S7 belong to the advanced level of the nineties in the world instead of the older generation of S7. They have protective function as shortage as overload, and are used in lighting distribution system in industy, commerce and dwelling, and protect fractional electric notors. Andthey also have many merits of high protective grade(up to IP20), high break capacity, reliable sensitive action, convenient, multipole assembing, long life etc.They are mainly adapted to the circuit of AC 50Hz,240V in single pole,415V in double, three, four poles for protecting overload and short circuit.Meanwhile, they are also used in turning on or off the electric apparatus and lighting circuit under the normal condition.

Basic Specification and Main Parameters

Rated voltage


Rated current


Making and breaking capacity

6000A  Icn 10KA  Ics 7.5kA

The type of the instant tripping

unit and tripping curent

B type 3ln~5ln C type 5ln~10ln

D type 10ln~50ln

Mechanical lifes(times)




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We are very happy to provide our samples to customers for testing and debugging. Please send a message to us now.
 +86-577-61581569 / +86-13905874202 /
 YUANKY industry zone, No.298,Weft19, Yueqing,Zhejiang 325600 PRChina




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