Scope of application

3TB1L series of leakage circuit breaker used in ac 50 hz single-phase 230 v, three-phase 400 v circuit, can be used for household and similar place, used to indirect contact protection and prevent people equipment leakage current caused by the accident, also as overload and short circuit protection circuit, this product, GB16917.1 IEC61001-1 standard requirements.

Structural features

3TB1L series leakage circuit breaker tb1l leakage from 3 tb1 circuit breaker tripping device accessories and 3 assembled, so keep the same time as the 3 tb1 current action characteristic, 3 tb1l leakage trip accessories for the whole structure, the assembly can be completed in the factory by the enterprise, also can be the field by the user.

With the double entry test button, press the internal wiring to produce a simulation of residual current, make the circuit breaker breaking. Test unit shall periodically test, once a month.