Double Girder Overhead Crane with Trolley Hoist Product Description Introduction The design of our hoist trolley type double girder OH crane is considered that clients need relatively light working loads, a better solution where the warehouse roof is limit. In the mean time, it’s more cost saving strategy than crab crane. Commonly, the facility applies to mechanical processing and assembling workshop, warehouse or power station for transfer, assembly, inspection as well as maintenance purpose. Optimum max loading capacity is 32 Tonne. Technical feature Compact structure, lower head room allowance, light dead weight and wheel load make the crane structure more reasonable, and assembly is much more convenient. Hoisting mechanism equipped with long transmission shaft, rotor-taper breaking motor. Crane carriage adopt to integrated gear box, soft primed gear box drives. Available modular speed regulation technology fulfill dead slow speed, double speed, frequency speed requirements, provide for all movements of crane, comprehensively meets individual characteristics Overloading alarm device, hook clashing protector, intelligent automatic limit switch etc, various safety protection measurement offer you a more reliable operate experience.