1. QD model 5-50/10t overhead crane with hook is mainly composed of bridge running gear of crane,trolley and electrical device.etc It is divided into two working classes: A5 and A6 according to the use grade and load-up condition.

2. There are three kinds of methods for entering the platform of cab from the side, from the end and from the top. The figure is the side entrance; arrow head A shows the end entrance;the top entrance is at the place there is no door.

3. The figure shows the cab mounted at the left hand.

4. Safe slide wire or angle iron can bee used for electric conduction of the crane. It can be either at the opposite side of the cab(same as the figure) of at the same side or the cab.

6.HO is the in creased height of buffer of the crane.HO≦250