Electric single girder bridge crane is a single girder bridge crane with current world advanced level. The product has the advantages of advanced technology: DIN(Germany), FEM(Europe), ISO(international), which features in strong rigidity, light weight and outstanding structure design, it can save the factory space and investment. It has the special travelling feature. which is the optimal choice. The rated capacity of this product is 3.2~60ton, matched with wire rope electric hoist, it is widely used in the workshop of machinery manufacturing, metallurgy, petroleum, petrochemical, port, railway, civil aviation, power, paper, building materials, electronics and other industries. It is especially used for precise positioning of the material handling, large parts and other such occasions. The working environment is -25°~40°.