久久综合精品一区二区三区I乱子伦熟妇I久久精品欧美I777成熟人综合网IA片首页资源I日韩欧美一区二区三区久久婷婷I在线亚洲精品I91日韩色I97精品人妻无码视频I性做久久久久久久免费看I在线黄色国产电影I丰满人妻一区=区三区在线视频I99视频精品视频高清免费IChinese偷拍一区二区三区I99久久99九九九99九他书对I性色美女亚洲I国产精品美女免费视频I夜夜春神马久久

Electric proportional integral control valve

Products > Copper valve > Electric proportional integral control valve

Electric proportional integral control valve

Model: VB-3200
Nominal diameter: DN25 ~ 50mm
Nominal pressure: 1.6Mpa
Connection: BSP Parallel female type (BS21)
Medium temperature: 120 ℃
Medium: water / steam
Contact purchase
shared:

First, the electric proportional integral control valve purposes

Electric proportional integral control valve coupled with the drive control device, can regulate steam or heating, ventilation and air conditioning system flow, is widely used in warm air conditioning system.

Body: Brass or bronze for cast steel 
Stem: Stainless steel 1Cr18Ni9 
Stem seals: Dingqing rubber or Teflon

 

 Second, the electric proportional integral control valve model and size Electric proportional integral control valve

model

Specification DN (mm)

Flow coefficient (KV)

Travel (mm)

Closing the pressure difference (kpa)

Main size (mm)

L

H

VB-3200

DN25

10

19

1400

110

265

DN32

16

22

800

120

270

DN40

25

22

500

130

275

DN50

40

22

400

145

285