Auto Expansion Valve for Cooling Systems
Temperature: -40°C~ +120°C &Superheat 3.5°C
Temperature: -40°C~ +120°C &Superheat 3.5°C
Max WorkingPressure: 0.450 ± 0.048Mpa
DurabilityLife: > 10,000 times
Air tightness:No leakage on 2.2 Mpa basis
Leakageof Valve Port: < 0.17Mpa/Min
Equalizer Leakage: < 50Ml/Min
QRF-C MainTechnical Specifications
| Part No. | Capacity Usrton | Refrigerant | Capillary | Equalizer | Connection | Sealing Fitting | |
Inlet | Outlet | ||||||
| 300QRF-C1 | 0.3 ~ 2.0 | R12 R134a | 8.5" | Internal | 5/16" | 1/2' | O-Ring |
| 300QRF-C2 | 7" | Internal | 3/8' | 1/2" | O-Ring | ||
| 300QRF-C3 | 7" | Internal | 3/8" | 1/2' | Flare | ||
QRF-F MainTechnical Specifications
| Part No. | Capacity Usrton | Refrigerant | Capillary | Equalizer | Connection | Sealing Fitting | |
| Inlet | Outlet | ||||||
| 300QRF-F1 | 0.3 ~ 2.0 | R12 R134a | 10" | External 8.5" | 5/16" | 1/2' | O-Ring |
| 300QRF-F2 | 10" | / | 3/8' | 1/2" | O-Ring | ||
| 300QRF-F3 | 10" | / | 3/8" | 1/2' | Flare | ||
QRF-H MainTechnical Specifications
Part No. | Capacity Usrton | Flow Liquid | Gas Pipe | Sealing Fitting | |||
Inlet | Outlet | Inlet | Outlet | ||||
300QRF-H01 | 1.5 | R134a | 3/8" | 1/2" | 5/8" | 3/4' | O-Ring |
300QRF-H02 | 2.0 | 3/8" | 1/2" | 5/8' | 5/8" | O-Ring | |
The Relevant Drawing for Expansion Valve:
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