YFM10LE series leakage circuit breaker is suitable for AC50Hz, rated voltage 380V, rated current up to 630A, used to protect from electric shock and leakage, also prevent fire accident caused by earth fault due to insulation damage of equipment, in addition, it can be used to switch the circuit and start the motor infrequently. The product is in accordance with GB14048.2 and IEC60947-2.