LML Series

LML Series


L7 Mini Circuit Breaker

l7-circuit-breaker-new-1L7 New Type 2P
l7-circuit-breaker-newL7 New Type 2P
l7-circuit-breaker-oldL7 Old Type


  • L7 Circuit Breaker is applicable to protecting from overload and short circuit in the circuit of AC 50/60Hz, Rated voltage 230/400V, rated current 63A, it also can be used in switch the infrequent operation of the circuit under normal conditions. It’s mainly used in industry, commerce, high-rise buildings and residential houses and so on.
  • The Circuit breaker conforms to the requirement of overcurrent protective circuit breaker used in home and similar fields of IEC60898:1995, IEC60947, GB10963-1999 etc. standards, It has attained the electrical equipment safety certificate.

Technical Data

Type L7
Number of poles 1P, 2P, 3P, 4P
Rated Current(A) 1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63A
Breaking Capacity(Icu) 6KA/ 10KA
Breaking capacity of rated operating short circuit(Ics) 7500A
Rated Voltage(V) 230/400V
Rated Frequency(Hz) 50/60Hz
Circumstance Temp.(°C) -5°C ~ +40°C
Electrical Life ≥8000
Mechanical Life ≥20000
Type and tripping current scope of instantaneous release B 3In ~ 5In; C 5In ~ 10In; D 10In ~ 50In
Terminal protection IP20