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Shanghai Shuangjia Valve Co., Ltd
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Temperature controlled steam valve, steam proportional electric valve

NegotiableUpdate on 02/14
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Overview
Temperature controlled steam valves and steam proportional electric valves should be suitable for temperature control of liquids, gases, and steam in various cooling systems. When the temperature of the controlled medium increases, the control valve closes (heating type); When the temperature of the controlled medium increases, the control valve opens (cooling type).
Product Details

one Temperature controlled steam valveProduct Overview

Temperature controlled steam valve(Electric temperature control valve), composed of control valve, actuator, sensor, capillary tube and other components. It is divided into heating type and cooling type according to its purpose.Electric temperature control valve(Suitable for larger diameters and thermal oil control), this valve only requires a regular 220V power supply and utilizes the energy of the regulated medium to directly automatically adjust and control the temperature of steam, hot water, hot oil, gas and other media. It can also be used to prevent overheating or heat exchange,Temperature controlled steam valveThe structure is simple, the operation is convenient, the temperature range is wide, the response time is fast, the sealing performance is reliable, and it can be adjusted freely during operation. Therefore, it is widely used in hot water supply for chemical, petroleum, food, textile, hotel and restaurant departments.Temperature controlled steam valve, steam proportional electric valve
Temperature controlled steam valveMainly suitable for temperature control of liquids, gases, and vapors in various cooling systems. When the temperature of the controlled medium increases, the control valve closes (heating type); When the temperature of the controlled medium increases, the control valve opens (cooling type). The main features are as follows:
1. High control accuracy, stable operation, safe and reliable.
2. The temperature sensitive liquid expands uniformly and is controlled by proportional adjustment.
3. The temperature setting operation is simple and easy to adjust.
4. Small in size, lightweight, and easy to install.

twoTemperature controlled steam valveworking principle

Electric temperature control valveIt consists of control valves, electric actuators, temperature sensors, and temperature regulators. According to user needs, there are two types of structures: heating and cooling. Heating typeSelf operated electric control temperature regulating valveStructure and principle: Before operation, the main valve core is in a semi open position, and the sensor is in a natural state. Connect the power supply and fully open the main valve core. The medium flows into the main valve body in the direction of the arrow and heats the thermal storage tank through the valve core. When the temperature rises to the corresponding set value, the sensor generates a corresponding linear signal input to the integrated actuator, which then drives the valve stem and valve core to produce displacement, and closes the main valve core to stop heating. When the temperature is lower than the set value, the sensor generates a linear signal input to the integrated actuator, which drives the valve core to gradually open, causing the medium to flow into the heat storage tank according to parabolic characteristics and heat up until the set value. In this way, the controlled medium is always controlled within the set temperature range, thus achieving the purpose of temperature control. Note: Commonly referred to as heating type and cooling type. This can be achieved by simply replacing the valve core structure in this valve.Temperature controlled steam valve, steam proportional electric valve

threeTemperature controlled steam valveMain technical parameters

● Valve body

Valve body form

Direct Casting Ball Valve

Nominal Diameter

DN15~200mm

Nominal Pressure

PN1.6、2.5、4.0、6.4MPa

Flange Standard

GB/T9113、 JB/T79

connection type

Flanges (FF RF RTJ), welding (SW BW), threads (applicable for 1 inch or less)

Valve cover form

Standard type -17~+230 ℃, high temperature type+230~+450 ℃

Cover type

Bolt compression type

sealing packing

V-shaped PTFE packing, PTFE impregnated asbestos packing, asbestos textile packing, graphite packing

Valve internals

Valve core form

Single seat valve core

flow characteristics

Straightness

● Execution mechanism, sensor, capillary tube

Model of actuator

3810 series, PSL series

Main technical parameters

Power supply voltage: 220V/50Hz, input signal: 4-20mA or 1-5V · DC, output signal: 4-20mA · DC

Protection level: equivalent to IP55, explosion-proof mark: Exd Ⅱ BT4, manual operation function: handle

Environmental temperature: -25~+70 ℃, environmental humidity: ≤ 95%

Warm pack and capillary tube materials

H62、1Cr18Ni9Ti

capillary length

3 meters, 5 meters, 10 meters

Temperature control range

0~250℃

Set value deviation

±2℃

fourTemperature controlled steam valveMain component materials and internal structure diagram

1

valve body

WCB

CF8

CF8M

CF3M

2

valve seat

304

304

316

316L

3

shim

PTFE/metal graphite gasket

4

valve core

304

304

316

316L

5

guide bushing

304

304

316

316L

6

valve cover

WCB

CF8

CF8M

CF3M

7

valve stem

304

304

316

316L

8

filler

PTFE/flexible graphite

9

spring

65Mn

10

nut

304

304

316

316L

fiveTemperature controlled steam valveRated travel and flow capacity, leakage standards

Nominal diameter (mm)

20

25

32

40

50

65

80

100

125

150

200

Flow capacity (m3/h)

7

10

16

25

40

63

100

160

250

400

630

Rated stroke (mm)

6

8

10

14

20

30

30

40

Adjustment accuracy (℃)

± 1 ~ ± 5

Using media

Steam, water, oil, gas

allow
leakage

hard seal

10-4X valve rated capacity

soft seal

0

sixTemperature controlled steam valveMain appearance and connection dimensions

Nominal diameter DN (mm)

20

25

32

40

50

65

80

100

125

150

200

L

PN16/25

181

184

200

222

254

276

298

352

410

451

600

PN40

194

197

200

235

267

292

317

368

425

473

610

PN64

206

200

210

251

286

311

337

394

440

508

650

H

PN16/25

52.5

57.5

75

75

85.5

92.5

100

110

142.5

158

170

PN40

52.5

57.5

75

75

82.5

92.5

100

117.5

150

167.5

187.5

PN64

65

40

85

85

90

102.5

107.5

125

172.5

195

207.5

H1

132

132

158

170

179

214

221

234

270

294

331

H2

CHL

465

465

465

465

465

560

560

560

560

560

788

3810

373

373

495

495

495

700

700

700

725

725

725

D

177

177

177

177

177

182

182

182

182

182

218

R

225

225

225

225

225

257

257

257

310

310

310

Note: The dimensions in the table are without standard attachment data. Due to possible changes in product improvement technology innovation parameters, please consult the company's technical department for new data.