BLC56 Explosion-proof Ceiling Lamp Hazardous area:explosive gas atmosphere Zone1,Zone2 Group of gas or vapoour:II A ,II B Temprature class:T1 T6 Application:indoor,outdoor Enclosure:Die-casted with aluminum alloy without copper,shot blasting,electrostatic polyester- sprayed Exposed fastener:high quality stainless steel Display:impact-resistant and hermally stable toughened glass Component:lamp holder typed E27 Reflector:high purity aluminum,high reflectivity Conformity:GB3836.1,GB3836.2,IEC60079-0,IEC60079-1 Ex-marking:Ex d IIB T6 Degree of protection:IP66 Rated voltage:AC220V Light source power:28W(energy-saving lamp),60W,100W(incandescent lamp) Corrosion-proof:F2 Thread of inlet:G3/4