■Standards:GB3836.1-2000、GB3836.2-2000、GB3836.3-2000、IEC60079 ■ Explosion-proof mark: ExdⅡBT4 ■ Voltage:AC220V/50Hz ■IP Rating:IP54 ■ Corrosion level:WF1 ■ Entrance requirements:G3/4" ■ Cable specifications:Φ9mm~Φ14mm ■Light Source:GA,15W/20W/30W/40W/50W/85W |