This machine is designed and manufactured to comply with the requirements of many standards, such as UL and IEC. It is used to perform the loading test of power plug, plug&receptacle, switch and so on. Technical parameter: Power source AC 380V 50Hz Max input current AC 50A Output voltage AC 125V/250V Output current AC 0~40A(double) Power factor 1~0.4 Current period 5s Power factor precision +-0.02 Its working environment should keep away from violent impact and vibration and air corrosion. Standards: GB16915 IEC60669-1 Test Objects: Power plug Plug&receptacle Switch Luminaires