LH model electric hoist type double girder overhead crane is traveling on fixed support, The frame adopts box-type welding mechanism, and it used together with CD1 or MD1 model wire rope electric hoist as a complete set, It is an mid-duty class crane, the capacity from 5 tons to 50 tons. The span is 7.5-35m. working grade is A3~A4. Working temperature is -20 to +45 centigrade. This overhead crane is widely used in plants, warehouses, material stocks to lift goods. It is prohibited to use the equipmenmt in the combustible, explosive to corrosives environment. The control models are pendant pushbutton control, wireless remote control and cabin control for choice.