This standard specifies the basic parameters, technical requirements, test methods, inspection rules, marking, Encasement, transportation, storage and warranty period of low-voltage electrical impact voltage testers. It is applicable to equipment for impact voltage testing of low-voltage electrical appliances with a rated output impact voltage peak value of 30kV and below. A series of normative documents are cited to ensure the implementation of the standard and the mass of the equipment. The basic parameters include the parameters of different specifications of impact voltage testers and output standard impact voltage waves, ensuring the accuracy and conformity of the test.