This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging and transportation of JK type AC low-voltage electronic control equipment. It is suitable for households with AC 50Hz, rated voltage not exceeding 660V, and mainly composed of low-voltage electrical appliances. Internal electronic control equipment.
JB/T 9666-1999 history
1999JB/T 9666-1999 JK type a.c.low-voltage control equipment