MULTI-FUNCTION CIRCUIT PROTECTING SWITCH FOR DOMESTIC ELECTRICAL APPLIANCE

The utility model relates to a multi-function circuit safety protecting switch for a domestic electrical appliance, which can be used for the safe protections of the domestic electrical appliances, such as electrical leakage, over current, under voltage, excess voltage, lightning strike, short circuit, etc. The utility model has the functions of electric larceny protection, time delay, etc. The utility model is characterized in that the protecting switch is composed of a zero sequence mutual inductor, a current mutual inductor, a voltage-sensitive resistor, coupling units, a surge absorber, an electronic switch, a switch K, etc. The protecting switch has the advantages of fewer components, low cost, easy manufacture and installation, complete function, and wide application.