QB explosion proof overhead crane
- working level:A3~A4
- Explosion-proof grade: ExdⅡBT4, ExdⅡCT4
- Brand: WeiHua
- Product Type:Overhead crane
Advantages of QB type explosion-proof hook bridge crane:
QB type explosion-proof hook bridge crane is used together with HB, BCD type explosion-proof electric hoist.
QB type explosion-proof hook bridge crane is suitable for places where the explosion transmission capacity is not higher than lB or IIC level, and the ignition temperature group is T1~T4 group of combustible gas or explosive gas mixture formed by steam. Zone 1 or 2, working level A3~A4.
The explosion-proof performance of all motors and electrical appliances of QB type explosion-proof hook bridge crane conforms to GB3836.2-2000 “Explosion-proof Electrical Equipment for Explosive Gas Environment Part 2: Flameproof Type “d””, and the performance of the whole machine conforms to JB/T5897-2006 ” According to the standard of “Explosion-proof Overhead Crane”, the “Explosion-proof Qualification Certificate” has been obtained after the inspection contract by the state-designated explosion-proof product inspection unit. The explosion-proof marks are ExdⅡBT4 and ExdⅡCT4 respectively.
This product is suitable for places where the explosion transmission capacity in the factory is not higher than IIB or IIC, and the ignition temperature group is T1-T4 group of combustible gas or explosive gas mixture formed by steam and air. It is suitable for dangerous areas.
The working level of this product is intermediate.