... , RCD, RESIDUAL CURRENT CIRCUIT BREAKER (RCCB) Shanghai Total Co., Ltd. is producing RESIDUAL CURRENT CIRCUIT BREAKER WITH OVER-CURRENT OPERATION ... current off-time≤0.3s TypeA, ACUltimate short-circuit breaking capacity(Inc)3000A Endurance≥ 4000Terminal protectionIP20 ... earth fault/leakage current, short-circuit and overload·High short-circuit capacity·Provides complementary protection against direct ...