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BNSV Multi-functional water pump control valve

Overview

Diaphragm type multi-functional pump control valve is installed in the water supply system of high-rise buildings and other water supply systems at the pump outlet to prevent the phenomenon of backflow of medium, water hammer and water hammer. It can effectively improve the safety and reliability of water supply system and prevent the occurrence of water hammer when starting or stopping the pump.

● Hydraulic automatic control, without other devices and energy;

● It has three functions: electric valve, check valve and water hammer eliminator;

● It has the function of slow opening and slow closing, and the slow opening and slow closing time can be adjusted online;

● When the valve is closed, fast closing and then slow closing can better prevent the occurrence of water hammer when the pump stops.


No.

Parts

Material

1

Body

Ductile iron、WCB

2

Bonnet

Ductile iron、WCB

3

Spring

20Cr13、Stainless steel

4

Diaphragm pressing plate

Carbon steel plastic spraying

5

Diaphragm

NBR

6

Stem

20Cr13

7

Disc

Carbon steel+NBR

8

Seat

Stainless steel



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