Widely accepted to replace R-22 in air conditioning and refrigeration applications. For new equipment – not for retrofits.
Genetron® AZ-20®
General Information
Item | Specification |
---|---|
ASHRAE # | R-410A |
Class | HFC |
Refrigerant Type | Azeotropic mixture |
Typical Lubricant | POE |
Substitutes | HCFC-22 |
Contains | HFC-32 (50%), HFC-125 (50%) |
Glide | Near zero glide |
Notes | High pressure, high efficiency refrigerant designed for new equipment. NOT FOR RETROFITTING. |
Physical Properties
Property | Value |
---|---|
Chemical Name | Difluoromethane, Pentafluoroethane |
Chemical Notation | CH2F2, CF3CHF2 |
Molecular Weight | 72.6 |
Boiling Point (°C) | -51.4 |
Freezing Point (°C) | -155.0 |
Critical Temperature (°C) | 71.4 |
Critical Pressure (bar) | 49.02 |
Liquid Density (kg/m³) 0°C | 1169.98 |
Specific Heat of Liquid @ Constant Pressure @ 25°C (kJ/(kg.K)) | 1.7082 |
Specific Heat of Vapor @ Constant Pressure @ 25°C (kJ/(kg.K)) | 1.4455 |
Vapour Density (kg/m³) 25°C | 2.97 |
GWP | 2088 |
ODP | Non-ozone depleting |
ATEL/ODL (kg/m³) | 0.42 |
Practical Limit (kg/m³) | 0.44 |
AIT (°C) | ND |
Flammable range, %vol. in air (Based on ASHRAE Standard 34 with Match Ignition) | None |
ANSIASHRAE Standard 36-1992 Safety Group Classification | A1 |