RDM1L series residual current circuit breaker, is mainly applied to the distribution circuit of AC50Hz, rated working voltage is 400V,rated current up to 800A for providing protection indirectly and prevent the fire caused by the fault gounding current, and it also can be used for power distribution and circuit protection against overload and short- circuit, it also works for transfering circuit and starting motor unfrequently.
This production is suitable for isolating.
This productions is applied to standard of GB14048.2-2008.