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 Self-operated Temperature(cooling type) Control Valve
Size: DN15~DN150
Pressure: PN1.6, PN4.0
End connection: RF,RTJ
Material: WCB, WC6, LCB, CF8, CF8M, CF3M, LCB,904L, 316Ti, A105, F304,F316, Duplex stainless steel, Monel, Hastelloy, (Special Materials on Request)
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Description
Features

Self-operated Temperature(cooling type) Control Valve Features 

When the temperature of the controlled object exceeds the set temperature, the liquid inside the temperature bulb expands, increasing the force acting on the actuator rod. This force causes the valve core component to open the valve under the action of the temperature bulb, allowing for an increased flow of water or other cooling media. This in turn reduces the temperature of the controlled object until it reaches the set value, at which point the valve closes. Once the valve is closed, the temperature of the controlled object begins to rise, prompting the valve to reopen. The cooling media then reenters the heat exchanger, further reducing the temperature. This cycle ensures that the controlled temperature remains constant. The degree of valve opening is determined by the difference between the actual temperature of the controlled object and the set temperature.        

 

Main features

  1. 1.With pressure balancing function and high sensitivity
  2. 2.Low noise, reliable performance, and maintenance free
  3. 3.Adopting standard modular design
  4. 4.Adopting imported fixed-point adjuster, reliable quality, with over temperature protection function
  5. 5.Multiple combination controls can be achieved through assembly components

30T02Y/30T02R self operated temperature(cooling type)control valves, consisting of a control valve and a temperature controller with fixed-point adjustment.Suitable for non corrosive liquids, gases, and steam, temperature control in various heating systems. When the temperature of the controlled medium rises, the control valve open.

Actuator

Actuator NumberT06T17
Temperature setting ranges(℃)-20~50  20~90  40~110  60~120
Special temperature setting(℃)110~180  180~250
Temperature protectionMaximum set value within 100℃
Time constant (S)12020
Temperature bulb materialCopper nickle plating
Capillary length5,10,15 meters

Performance

Set value deviation±1.5%
Allowable leakage( under specified test conditions)Hard sealing4×0.01% rated capacity of the valve
Soft sealingDN15-50
10bubble/min
DN65-125
20bubble/min
DN150-250
40bubble/min
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HUIZHENG AUTOMATIC CONTROL VALVE GROUP CO.,LTD
NO. 51, Xinhua Lane, Wenxi Town, Qingtian County, Lishui City, Zhejiang Province, China
Phone:+86-13968952368
Email:sales@huizvalve.com
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