Operation Rules Of 25T Manual Grab

Grab operation:non-dynamic control of the rope, the grab is opened and closed by downside beam driven by the pulleys.There are pulleys in the up and down beams which are rolled by wire ropes. By the lifting and falling of the lifting ropes, the open and closed ropes connected with crane ropes lead the downside beam to open and close the grab.

Attention
a) To avoid the damage, the grab can not strike on bulk, lifting crane,wall,ground or carriage.
b) To max grabbing, the grab should work in level.