JC(JCR) long shaft & deep well pumps are new generation & energy saving equipment for lifting water with novel structure, advanced hydraulic model, well performance curve without hump and wide high efficiency operating region. The efficiency is 4-8% higher averagely than J or JD patterns deep well pumps. They are suitable for works, urban water supply drainage and lifting underground water, also they can be used as high head sewage pumps or workmanship process pumps by replacing attached material of some parts in power plant and chemical works, and they can be made as special pumps without need of adding pre-lubricating water before operation to meet the requirements of special environment. Capacity: 5-900 M3/H Head: 20-200Meters Motor power: 11-520kw Rated voltage: 380v, 660v Well diameter: 150-550mm BEST WISHES WANSHUI CHANG SHANDONG YANSHANPUMPS CO.,LTD.