Construction Machinery Hydraulic Crawler Crane 

Construction Machinery Hydraulic Crawler Crane 1. Optimized hydraulic system design Integrated design to reduce failure points, while reserve open space for assembly/ disassembly and maintenance. Use of highly integrated LUDV main valve, with the functions of multi-com- plex operation, control of combined flow, high/low speed selection, to ensure operation efficiency. Optional unique independent bypass filtration in the industry, strong magnetic adsorption device, strengthened hydraulic system filtration, and anti-emulsifying ability. 2. Main/ auxiliary hook one-key-switch-over function One-key-switch is used to easily achieve main/auxiliary hook switch-over, for wider range of applications. 3. Universal and modular design Common platform products with fixed jib, single top, both-sided counterweight, luffing mechanism, hydraulic pump and main valve block can achieve universal and interchangeable use, greatly reduce purchase, transport and mainte…