This chapter is applicable to installation of low-voltage circuit breaker, low-voltage contactor and motor starter with below 500V rated voltage. Checkout quantity of the low-voltage circuit breaker, low-voltage contactor and motor starter shall be the number of the incoming line low-voltage circuit breaker and other low-voltage circuit breakers shall be checked randomly according to 10% of the quantity. Low-voltage contactor and motor starter shall be checked randomly according to 10% of the quantity.
DL/T 5161.12-2002 The following standards are cited:
DL/T 5161.12-2002 Cited by the following standards: