EX explosion-proof halogen light Suitable for GB3836.1,2,3-2000 ,IEC60079 standard request. EX explosion-proof halogen lightApplication1.Used in Zone 1 ... (G")Lamp socketE-markBCD-250IP56,WF110-14 3/4E27ExedIIBT4Supplied with light sourceLamp voltage Self-ballasted mercury vapor lampIncandescent lampHi-mercury vapor ... )220Rated power(W)250300175,250150,250175,250 EX explosion-proof halogen light