BSZD series of explosion-proof air flash obstacles. Lights 
 Scope: 1 and Zone 2 dangerous places. 
 Ⅱ A, Ⅱ B explosive atmosphere. 
 Features: aluminum alloy shell, the surface electrostatic spray. 
 Molding, compact structure, beautiful appearance. 
 In a light bulb with the bad, the automatic switch to the next. 
 Using the optimization control circuit, advanced and reliable integration of electrical components. Open and close automatically according to ambient brightness, high reliability that is at night and in fog, automatically open during the day and automatically turn off. 
 Meet GB3836-2000, IEC60079 standard request.