黄色王站I最新在线视频九色蝌蚪91I欧洲熟妇ⅹxxI欧美国产色图I影音先锋五区I日韩av图片I少妇中文高清avI超碰在性I欧美丝袜丝交足nylons视频I小珊的性放荡羞辱日记I欧洲熟妇色xxxxxx欧美妇伦I91精品国产综合久久福利软件I69精品无码成人久久久久久Iav色爽I久久综合给合久久狠狠狠色97I伊人影院亚洲I欧美高大丰满少妇xxxxI国产情侣AV自拍

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