The 700X pump control valve is an outlet of water pump that is installed in high-rise buildings as well as other water supply and drainage systems to prevent reverse flow of the medium. When the pump is about to stop the water supply, the valve is slowly closed about 90% to prevent the sudden stop of the water hammer or water hammer. When the pump is completely stopped, the valve is completely closed to prevent water backflow, prevent pump reversal, and protect the water pump effectively. The product is an essential protective device for the outlet of the pump. The valve is streamlined, and the valve is opened and closed through the switch of the solenoid valve. It is safe and reliable, effective against water hammer and water hammer, long service life, convenient installation and maintenance.
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