... commerce and household use Description:C1 residual current circuit breaker ,RCCB,RCD,breakers,circuit breaker, .ELCB, It is also for commerce and ... frequency of 50/60Hz .It can cut off the fault circuit immediately on the occasion of shock hazard or earth leakage ... :0.5I~I8.Residual Current Off-time:≤0.1S9.Short Circuit Capacity (Icu):3000A10.Endurance::>400011.Protection Degree:IP20 C1 Residual ...