HFCs
Genetron® 422D - (R-422D)
A long-term non-ozone depleting replacement for R-22 in low- and medium-temperature commercial refrigeration systems. Suitable for direct expansion evaporators. Do not use in systems that employ flooded evaporators. For new equipment and retrofits.
Overview
A long-term non-ozone depleting replacement for R-22 in low- and medium-temperature commercial refrigeration systems. Suitable for direct expansion evaporators. Do not use in systems that employ flooded evaporators. For new equipment and retrofits.
Specifications
General Information
- Typical Lubricant
- Mineral Oil
- Refrigerant Class
- HFC
- Refrigerant Type
- Blend
- Linear Formula
- CF3CHF2, CF3CH2F, (CH3)3CH
- Chemical Name
- Isobutane
- Pentafluoroethane
- Tetrafluoroethane
- ASHRAE Number
- R-422D
- Substitutes
- HCFC-22
- Application
- Commercial A/C
- Commercial Refrigeration
- Residential A/C
- Retrofit
- Replaces
- R-22
- Contains
- HFC-125 (65.1%), HFC-134a (31.5%), HC-600a (3.4%)
- Glide
- Moderate
- Brand
- Genetron®
Physical Properties
- Saturated Liquid Density
- 70.87 lb/ft3 at 86 °F
- Specific Heat of Liquid
- 0.35 Btu/lb at 86 °F
- Specific Heat of Vapor
- 0.2 Btu/lb at 86 °F and 1 Atm, at Cp
- Critical Pressure
- 566.22 psia
- Molecular Weight
- 109.9 lbm/lbmol
Temperature
- Critical Temperature
- 175.2 °F (ASTM D-1321)
- Boiling Point/Range
- -45.76 °F at 1 Atm
Safety & Environment
- Flammable Range
- None, %vol. in air (Based on ASHRAE Standard 34 with Match Ignition)
Standards & Approvals
- ASHRAE Safety Classification
- A1
General Information
- Typical Lubricant
- Mineral Oil
- Refrigerant Class
- HFC
- Refrigerant Type
- Blend
- Linear Formula
- CF3CHF2, CF3CH2F, (CH3)3CH
- Chemical Name
- Isobutane
- Pentafluoroethane
- Tetrafluoroethane
- ASHRAE Number
- R-422D
- Substitutes
- HCFC-22
- Application
- Commercial A/C
- Commercial Refrigeration
- Residential A/C
- Retrofit
- Replaces
- R-22
- Contains
- HFC-125 (65.1%), HFC-134a (31.5%), HC-600a (3.4%)
- Glide
- Moderate
- Brand
- Genetron®
Physical Properties
- Saturated Liquid Density
- 70.87 lb/ft3 at 86 °F
- Specific Heat of Liquid
- 0.35 Btu/lb at 86 °F
- Specific Heat of Vapor
- 0.2 Btu/lb at 86 °F and 1 Atm, at Cp
- Critical Pressure
- 566.22 psia
- Molecular Weight
- 109.9 lbm/lbmol
Temperature
- Critical Temperature
- 175.2 °F (ASTM D-1321)
- Boiling Point/Range
- -45.76 °F at 1 Atm
Safety & Environment
- Flammable Range
- None, %vol. in air (Based on ASHRAE Standard 34 with Match Ignition)
Standards & Approvals
- ASHRAE Safety Classification
- A1
- Typical Lubricant : Mineral Oil
- Refrigerant Class : HFC
- Refrigerant Type : Blend
- Linear Formula : CF3CHF2, CF3CH2F, (CH3)3CH
- Chemical Name : Isobutane|Pentafluoroethane|Tetrafluoroethane
- ASHRAE Number : R-422D
- Substitutes : HCFC-22
- Application : Commercial A/C|Commercial Refrigeration|Residential A/C|Retrofit
- Replaces : R-22
- Contains : HFC-125 (65.1%), HFC-134a (31.5%), HC-600a (3.4%)
- Glide : Moderate
- Brand : Genetron®
- Saturated Liquid Density : 70.87 lb/ft3 at 86 °F
- Specific Heat of Liquid : 0.35 Btu/lb at 86 °F
- Specific Heat of Vapor : 0.2 Btu/lb at 86 °F and 1 Atm, at Cp
- Critical Pressure : 566.22 psia
- Molecular Weight : 109.9 lbm/lbmol
- Critical Temperature : 175.2 °F (ASTM D-1321)
- Boiling Point/Range : -45.76 °F at 1 Atm
- Flammable Range : None, %vol. in air (Based on ASHRAE Standard 34 with Match Ignition)
- ASHRAE Safety Classification : A1
