YFB1-125P Series Miniature Circuit Breaker

YFB1-125 small plastic shell circuit breaker is a kind of high-break small plastic shell circuitbreaker with double protection of overload and short circuit, suitable for rated current to 125Arated voltage 50Hz, AC230V/400V circuit, for circuit overload/short circuit protection, it is notsuitable for motor protection.

This product conforms to the standard :GB/T14048.2-2020

  • YFB1-125P Series Miniature Circuit Breaker
  • YFB1-125P Series Miniature Circuit Breaker
  • YFB1-125P Series Miniature Circuit Breaker
  • YFB1-125P Series Miniature Circuit Breaker
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YFB1-125P Series Miniature Circuit Breaker
YFB1-125P Series Miniature Circuit Breaker
YFB1-125P Series Miniature Circuit Breaker
YFB1-125P Series Miniature Circuit Breaker
YFB1-125P Series Miniature Circuit Breaker
YFB1-125P Series Miniature Circuit Breaker
YFB1-125P Series Miniature Circuit Breaker
YFB1-125P Series Miniature Circuit Breaker

Specification Parameter

Rated current(A)Type(pole)Voltage(V)Breaking capacity(A)
50,63,80,100,1251P+N230/400
2P,3P,4P400 15 
Delay protection trip currentTest currenttimeExpected result
1.051n(cold)t>2hnon-trip
1.31n(hot)t≤2htrip
2.01n(cold)t≤7mintrip
Instantaneous short
circuit protection
Type C10ln±20%-20%non-trip+20%trip
Type D12In±20%


Outline And Mounting Dimensions

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