Applies to products that are used indoor or outdoor; household or similar type; working under AC current; rated voltage higher than 50V and lower than 250V; rated current 10A and 16A; with or without earth contactor; with conservative stand-by power function.

Applies to Low voltage distribution saver of rated voltage lower than 1000V; rated frequency of 50Hz and rated capacity no more than 2500kVA.

Applies to products as the internal switch of computers which working under normal grid voltage including ordinary desktop computers; high level desktop computers; working station, etc.

Applies to power supplies operating under under 220V and 50Hz; which transfer AC grid's voltage to a fixed and single way low voltage DC current; no more than 36V; or low voltage AC; no more than 36V; and rated output power is no larger than 250W.

Applies to drum scanners; flatbed scanners; and scanners for film or transparent media.

Applies to copiers; printers; fax machines; and multi-function equipment. Applies to products operating under 220V and 50Hz; with printing speed lower than 70pages per minute and standard format. Can be used as reference for products with printing speed higher than 70pages per minute and non-standard format.

Applies to variable frequency speed regulation devices using three-phase AC power supply which voltage is no higher than 660V frequency of 50Hz and power no bigger than 315kW.

Applies to sine-wave voltage single-speed motor which: rated output of 0.12kW-1000kW; voltage of 50-1000V and frequency of 50Hz 60Hz; number of poles: 2P 4P 6P 8P; long-time and continuious operation under rated output power given that the temperature rise limit shall meet the one specified corresponding to the insulation level; ambent temperature of 0.12kW-1000kW; altitude of no larger than 4000m

Applies to motors working under three-phase AC; with voltage lower than 690V and frequency of 50Hz; rated power shall be 0.55kW-315kW; and for grade 1 motors; rated power should be 3kW-315kW; number of poles shall be 2; 4; and 6; of single-speed closed self-fan cooling type; N design type; for general service or explosion-proof type

Applies to products with rated voltage of lower than 1140V; powered by three-phase AC of 50Hz; rated power between 0.55kW-275kW; poles number of 2; 4; 6; 8; 10; 12; 16