Functions and purposes: the valve consists of main valve,4. needle valve, 2.Solenoidoperated valve 7.one-way valve 6. ball valve, 3.Electrical control switch 1 andpressure gauge 5, etc., water pump control valve can control water pump checkvalve.When the pump stops running, the water pump automatically stops when theinlet pressure closes 90% of the main valve, and the remaining 10% is turned off bybackwater to prevent the water hammer from producing. It is suitable for direct watersupply and living water pipe network system in mining, enterprises and high-risebuildings.
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