TA SERIES

DOWNLOAD PDF
RefPower - Dunan tube-fin heat exchanger
TA/TAE series are used to regulate liquid refrigerant flow into evaporators with small and medium size in refrigeration, ice maker, heat pump, and air conditioning systems by sensing the refrigerant
temperature at the evaporator outlet, where the bulb must be placed
  • Fixed (angleway type) and adjustable (straightway type) superheat can be supplied

  • Available with strainer in inlet tube
  • Versions with and without external equalization, with and without bleed
  • Available with universal charge, range N or with MOP charge

UL, CE

Applicable Refrigerants: R134a, R404A, R507, R290, R407C and R448A/R449A
Max. Bulb Temperature: 100°C
Equalization Connections:1/4 in. (solder ODF)<
Max. Valve Housing Temperature: 110°C
Capillary Tube Length: 750mm
Max. Operating Pressure: 3.4 MPa
Bleed: 15% / 30%
Max. Test Pressure: 3.75 MPa
Connections: 1/4, 3/8, 1/2 in

TCCE SERIES

DOWNLOAD PDF
RefPower - Dunan Thermostatic Expansion Valve TA SERIES

TCCE type Thermostatic expansion valve is used to regulate refrigerant flow into the evaporator by measuring the superheat to control the refrigerant supply, which is especially for applications in residential air conditioning systems, split systems, roof top units, heat pumps, light commercial air conditioning systems, chillers

  • Compact size – hermetic design

  • Fixed and adjustable superheat
  • Straight flow channel structure
  • Versions with and without check valve
  • Product with BP function or special installation, please contact us
  • Connection possibilities: Solder, Chatleff/Aeroquip etc

UL, CE

Applicable Refrigerants: R407C, R410A, R134a, R404A, R507, R290, and R32
Max. Bulb Temperature: 100°C
Max. Valve Body Temperature: 110°C
Max. Operating Pressure: 4.6 MPa
Max. Test Pressure: 5.1 MPa
Options for Connections: ODF (3/8, 1/2, 5/8)
Equalization: 1/4 in. (ODF)
Capillary Tube: 800 mm

TCE/TCBE SERIES

DOWNLOAD PDF
RefPower - Dunan Thermostatic Expansion Valve TCCE SERIES

Le valvole di espansione termostatica TCE/TCBE vengono utilizzate per regolare il flusso di refrigerante nell’evaporatore controllando il surriscaldamento.

TCE/TCBE thermostatic expansion valves are used to adjust the supply of refrigerant in evaporator by controlling the superheat. The senor bulb is placed at the outlet of the evaporator. TCE/TCBE thermostatic expansion valves are applicable to large capacity systems, such as bus and central air conditioning system, heat pump, and water chillers

  • Straightway design

  • Bleed function
  • Bi-Flow design
  • Adjustable superheat
  • Laser welding of power element, long lifetime of diaphragm
  • Available with MOP

UL, CE

Applicable Refrigerants: R134a, R404A, R507, R407C, and R410A
Max. Sensor Bulb Temperature: 100°C
Max. Valve Body Temperature: 110°C
Max. Operating Pressure: 4.6 MPa
Max. Test Pressure: 5.1 MPa
External Balance Connection: 1/4 in
Capillary Lengths: 1500 mm

TI SERIES

DOWNLOAD PDF
RefPower - Dunan Thermostatic Expansion Valve TCE/TCBE SERIES

Application

TI/TIE series are used to regulate liquid refrigerant flow injecting into evaporator by sensing the refrigerant temperature at the evaporator outlet, where the sensing bulb must be placed, and specially applied for refrigeration, ice machines applications, heat pumps as well as air conditioners

  • Available with MOP

  • Interchangeable orifice assembly makes it easy to match capacity and storage
  • Connection available with Flare and Solder
  • For bi-flow system, please contact us

UL, CE

Applicable Refrigerant: R22, R134a, R404A, R507, R407C, and R410A
Max. Temperature
Bulb, when valve is installed: 100°C
Valve body temperature: 110°C
Max. Working Pressure: 4.6MPa
Max. Test Pressure: 5.1MPa
Pressure Equalization: 1/4’’ (Flare/Solder)
Capillary Tube Length: 1500mm

TSBE SERIES

DOWNLOAD PDF
RefPower - Dunan Thermostatic Expansion Valve TI SERIES

TSBE thermostatic expansion valves are used to adjust the supply of refrigerant in evaporator by controlling the superheat. The senor bulb is placed at the outlet of the evaporator. TCE/TCBE thermostatic expansion valves are applicable for commercial refrigeration, transportation air conditioning system, heat pump, and water chillers

  • Straightway design

  • Bleed function
  • Bi-Flow design
  • Adjustable superheat
  • Laser welding of power element, long lifetime of diaphragm
  • Available with MOP(MOP15°C)

Declaration according to PED

Applicable Refrigerants: R134a, R404A, R507, R407C, and R410A
Max. Sensor Bulb Temperature: 100°C
Max. Valve Body Temperature: 110°C
Max. Operating Pressure: 4.6 MPa
Max. Test Pressure: 5.1 MPa
External Balance Connection: 1/4 in.
Capillary Lengths: 1500 mm