QB model explosion proof double beam bridge crane

QB model explosion proof double beam bridge crane:

QB model explosion proof double beam bridge crane is used in environment that is mixed with inflammable gas, the design of all motors and electrical equipments satisfy the rule of GB3836.2-2000, the whole crane satisfy the rule of JB/T5897-2006. The EX-proof grade are ExdllBT4 and ExdtllCT4.

If you need this type double beam overhead crane, please tell us below details:

1. The lifting capacity that you need(ton).

2. The span that you need(The distance of wheel to wheel center).

3. The Max. lifting height from ground to hook center(m).

4. The power source standard(Voltage=     V, 50/60Hz, 3phase).