Single-girder bridge crane QZ

It is mainly consisted with bridge frame, crane travelling machanism, trolley, electric equipments, grab weight. Widely used in power station, storage, workshop and port, to load or unload some scattered objects. Its lifting capacity includes the grabe weight. The grab's open direction have two of parallel to main girder or perpendicular to main girder. √ Waste plants, cement plants, etc. √ Span Length: 7.5~31.5 m. √ Lifting Capacity: 5~25 ton. FEATURES Optimal designed grab cranes are widely used for serving stores and bunkers with automatic, semiautomatic and manual control. Laser-assisted height measurement is equipped with the grab overhead crane. Grab cranes can work all around clock. Safety protection devices such as limit switches for lift and CT are equipped for safe lifting and traveling. Overload Protection Device increases performance security. Easy and convenient operation is realized by remote control of grab cranes. Equipped with double speed mechanism, our grab cranes have a better working performance in terms of precision. Low voltage protection, phase sequence protection and emergency stop device are equipped to grab cranes. Warning indicators are installed: flashing lights and warning sound. Mechanism Parts Double girder, welding box beam, camber meet national standard; Adopt high quality carbon steel, Q235B or Q345B; (similar as Fe37 or Fe52); Main welding submerged are welded automaticly, nondestructive flaw detection