Pumping station VAG EKN ® Butterfly Valve + VAG HYsec hydraulic brake and lift unit Water treatment plant Yangtze At the beginning of March 2009, the reno- vation project took place in the first pump station of the Yangtze raw water treatment plant, which is part of Shanghai Chengtou Raw Water Co., Ltd. The original butterfly valves and electric actuators were replaced by new VAG EKN ® Butterfly Valves and VAG HYsec Hydraulic Brake and

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