... 2,middle llifting capacity 3,competitive quality and price Explosion-proof single-girder crane1.Manufacturing, installation, use all accord ... with JB/T 10219 "explosion-proof overhead crane"2.Matched with BCD electric anti-exlosion ... )7.All motors, electricals explosion-proof performance meet GB3836.2-2000 "explosive gases use explosion-proof electric equipment part 2: ...