R431A
- (ASHRAE Listed) High Purity ’Drop-in’ Alternative Refrigerant for R22
● R431A - Bulk
▶ Packaging : Ton Cylinder, ISO TANK
● R431A - Cylinder
▶ Packaging : 9kg / 50kg
● Characteristics
▶ No need to change compressor, heat exchangers (evaporator & condenser), and oil
▶ 50 ~ 55% reductions in charge and 5% increase in energy efficiency compared to R22 and R407C
▶ Near-Azeotrope with a small temperature glide of 0.06℃ - No change of the composition in the event of refrigerant leak
▶ No ODP, GWP=43 compared to CO2 (environmentally friendly products)
▶ Can be used at a wide range of temperatures
▶ High purity of more than 99.9% - Increases a durability of the system
▶ Patented
● Applications
01. Residential air-conditioners
02. Industrial air-conditioners and refrigerators
03. Building chillers
● Physical Properties
Molecular weight (kg/kmol) | 48.8 |
|---|---|
Normal boiling point (℃) | -43.1 |
Heat of evaporation (kJ/kg) | 337.2 |
Temperature glide (℃) | 0.06 |
Liquid density (kg/m3) | 524 |
Coefficient of performance (COP) | 2.75 |
Volumetric capacity (kJ/m3) | 3551 |
Discharge temperature (℃) | 81.4 |
Flammability | Y |
Toxicity | N |
Operating Temperature (℃) | -15~22 |
ODP | 0 |
GWP | 43 row |
Lubrication oil | Mineral, Ester, PAG |