Double trolley overhead crane is a double girder overhead crane equipped with two trolleys, which can work simultaneously or separately. They are mainly used to lift long and big loads or sets of loads with two long distance lifting points. The lifting capacity of the double trolley overhead crane is 5 ton to 400 ton, and the work class is A5 and A6. Product TypeQEDouble Trolley Crane Lifting Capacity(2.5+2.5)~(200+200)tDouble Trolley CraneSpan Length 10.5~35.5mDouble Trolley Crane Working ClassA5, A6Double Trolley Crane Ambient Temperature-20~40℃Components of double trolley overhead crane Double trolley crane is mainly consisted of crane beam, cab, trolley travelling mechanism and electric equipment. The driver chamber has three open directions: side, top and end. Double trolley crane - Dongqi trolley overhead crane for your reference Applications of double trolley overhead crane The double trolley overhead crane are usually used in storage, workshop, stock yard or other factories and mines to lift long materials such as, pipe, wood, crane manufacturers , etc. Features and advantages of double trolley overhead crane Efficient and stable working performance Reliable quality and cost-effective price. Compact structure, light dead weight Convenient for storage or transport Easy to install and maintain Good appearance Wide application Customized design is provided.