YZW Series Self-powered Temperature Modulating Valves
Product Description
- Description:
• Mainly used for temperature automatic control of city hot-providing system, air-condition and refrigeration close-circuit system, industrial control system
• Used for hot water, high pressure hot water, saturation vapor, steam-gas and hot oil supply system
Feature:
• Precision Cast(Resin Sand)
• Flanged end according to ISO 7005 standard
• Accord to Manufacture License of Special Equipment People's Republic of China
• Self powered without power based on the theory: fluid bulk transform caused by expand on heating and contract on cooling
• Adopt the bellows seal balance component which overcome high differential pressure for turn on/off
- Technical Data:
• Operating Pressure: PN16
• Temperature Range: +35...+110℃
• Leakage Rate: 0...0.05%Kvs
• Medium Temperature: +1...+220℃
• Characteristic of Disc: Quickly Opening Proportional Regulating
• Material: Actuator,Sensing Bulb：Stainless Steel
Pipe: Red Copper pipe
Valve Body: PN 16 Spherical Graphite Cast Iron QT400
Disc,Seat,Stem: Stainless Steel
Seal: Compact Special Seal
Balanced Component: 316L Stainless Steel
Selection Table: -
|
YZW-20
|
DN20/ 5(m3 /h) PN16
|
|
YZW-25
|
DN25/8(m3 /h) PN16
|
|
YZW-32
|
DN32/16(m3 /h) PN16
|
|
YZW-40
|
DN40/25(m3 /h) PN16
|
|
YZW-50
|
DN50/40(m3 /h) PN16
|
|
YZW-65
|
DN65/63(m3 /h) PN16
|
|
YZW-80
|
DN80/100(m3 /h) PN16
|
|
YZW-100
|
DN100/160(m3 /h) PN16
|
|
YZW-125
|
DN125/250(m3 /h) PN16
|
|
YZW-150
|
DN150/400(m3 /h) PN16
|
|
YZW-200
|
DN200/550(m3 /h) PN16
|
|
YZW-250
|
DN250/720(m3 /h) PN16
|
•The standard length of the thermometric liquid pipe: 4 m. Lengthen the pipe if need
•Don’t be used for direct supply system
•We also can manufacture the cast steel valve body for special working conditions:
Model VG,PN25. Medium Temperature:+1~350℃
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