Size Name:DC 40A environmental temperature: 5 C ~ + 40 C; The average no more than 35 C within 24 h.It can also turn on or off the electrical appliance and lighting circuit infrequently under normal conditions, but not applicable for direct protection of high sensibility and high capacitive load of motor and electric equipment, capacitor cabinets, etc。Arc extingsuishing:Magnetic Blowing。5:Automatically disconnect the circuit when earth fault/leakage current occurs and exceeds the rated sensitivity。6:Independent of power supply and line voltage, and free from external interference, voltage fluctuation。The breakers provided with overload short-circuit and under-voltage protection function to protect the lines and power equipment from damage.
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