国产 日韩 字幕 欧美_亚洲熟妇激情诱惑_91青青草原网站_国产禁忌a级毛片中字内射_超pen97个人公开免费不卡_亚洲AV不卡无码片在线观看_免费黄色操逼视频_中文字幕人妻伊人_久久av无码精品区_午夜无码有线中文影视

Piston multi-function pump control valve

Products > Hydraulic control valve > Piston multi-function pump control valve

Piston multi-function pump control valve

Model: XYLDS101 / 201X
Nominal diameter: DN50 ~ 1400mm
Nominal pressure: PN1.0 ~ 2.5MPa
Medium: Water
Temperature: 0 ~ 80 ℃
Connection: flange connection
Structure length standard: GB / T12221
Connection flange standard : GB / T 9113
Pressure Temperature Level: GB / T12224
Test standards: GB / T 13927
Contact purchase
shared:

product description

       Piston-type multi-function pump control valve is installed on the large-diameter water supply pipe network at the pump outlet, to prevent media backflow, water hammer and water hammer phenomenon intelligent valve. The valve combines electric valve, check valve and water hammer eliminator three functions, which can effectively improve the water supply system safety and reliability. Double-chamber, double-disc construction allows the valve to quickly shut off 90% after the pump has been stopped (prevents reverse flow from causing the pump to reverse) and then slowly shut off the remaining 10% (destructive water hammer) Piston Valves Reliable, high strength , Smooth action, to prevent the pump water hammer and water pump stop the occasion. Just operate the pump motor hoist button, the valve can be automatically opened and closed in accordance with the pump operating procedures, flow, pressure loss.

 

The main form of connection size

DN506580100125150200250300350400450500700800900100012001400
L205216250320365415500605698787914978978130014501650180020002350
H293328364418481543673729927957118812181600200023002600270028603200