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1.QD型吊钩桥式起重机，主要由桥架、大车运行机构、小车、电器设备等组成。根据利用等级和载荷状态不同,分为A5、A6二种工作级别。
2.司机室平台入口方向分侧面入口，端面入口和顶面入口三种，图示为侧面入口，箭头A所示为端面入口，没有门为顶面入口。
3.本图示为司机室在左端安装。
4.大车导电可用安全滑触线也可用角钢，既可在司机室对侧（如图）也可在司机室同侧。
5.该起重机动作操纵全部在司机室内完成。
6.H0为大车缓冲器增加的高度，H0≦250。
Explanation
1 QD model5-50/10t overhead crane with hook is mainly composed of bridge,running gear of crane,trolley and electrical device,etc It is pided into two working classes:A5 and A6 according to use grade and load-up condition
2 There are three kinds of method for metering the platform of cab:from the side,from the end and from the top,The figure is the side entrance;arrowhead A shows the end entrance;the top entrance is at the at the place there is no door,
3 The figure shows that the cab is mounted at the left end.
4 Safe slide wire or angle iron can be used for electric conduction of the crane;it can be either at the opposite side of the cab(same as the figure)or at the sameside of the cab
5Operation of the crane shall be finished in the cab completely.
6 HO is the in creased height of buffer of the crane,H0≦250.
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