1. For the dangerous sites with explosive air mixture: 1 division、2 division; 2. Flammable gas, steam class:ⅡA、ⅡB4; 3. Temperatures classification:T1~T4; 4. Indoor and outdoor(IP54).
1. Diecasted of Al-alloy shell with plastic-sprayed surface; 2. Apply to AC 50Hz, 220V circuit as switch of lighting electric appliance or signal electric appliance; 3. Steelpipe and cable wiring.