RefPower - Dunan

FQ series ball valves are used in liquid line, suction line, and hot gas line in refrigeration and air conditioning systems to manually open or close refrigerant flow. The access port type is also supplied

  • Applicable to large commercial, central air-conditioning and refrigeration equipment

  • Open cavity is of a straight through type with large flow and little resistance
  • Modified polymer to ensure the tightness, and long lifetime
  • Bi-directional flow with low pressure drop
  • Small installation space required

UL, Declaration according to PED

Applicable Refrigerants: R134a, R407C, R410A, R404A, R32 and R290
Medium Temperature: -30°C~120°C
Ambient Temperature: -20°C~ +60°C
Max. Operating Pressure: 4.9 MPa (DN4~DN32)
Max. Operating Pressure: 4.5 MPa (DN40~DN75)
Applicable Relative Humidity: ≤95%
Max. Leakage Rate 2.83g/year