COMPONENTS  (Weight %)  |     TYPE  |   TEMP.  GLIDE (˚F)  |     LUBRICANTS  |     COMMENTS  |
|
|---|---|---|---|---|---|
R-22 |     100%  |     HCFC  |     0  |   Mineral Oil or Alkylbenzene  |   Refrigeration systems,  commercial refrigeration, air conditioning, chillers.  |
R-23 |     100%  |     HFC  |     0  |     Polyolester  |   Very low  temperature refrigeration.  Properties  similar to R-13; can also retrofit R-503.  |
R-123 |     100%  |     HCFC  |     0  |   Mineral Oil or Alkylbenzene  |   Low pressure  centrifugal chillers.  Can  retrofit R-11 equipment with modifications.  |
R-124 |     100%  |     HCFC  |     0  |   Mineral Oil or Alkylbenzene  |   High ambient  air conditioning.  Can  retrofit R-114 equipment with modifications.  |
R-134a |     100%  |     HFC  |     0  |     Polyolester  |   Medium temperature  refrigeration, chillers, automotive A/C. Can retrofit R-12  and R-500 equipment.  |
R-401A  |   22/152a/124  (53/13/34)  |   HCFC  Blend  |     8  |   Alkylbenzene  or MO/AB Mix  |   Low/medium temperature  refrigeration. Can retrofit R-12 and R-500 equipment.  |
R-401B |   22/152a/124  (61/11/28)  |   HCFC  Blend  |     8  |   Alkylbenzene  or MO/AB Mix  |   Low/medium temperature  refrigeration. Can retrofit R-12 and R-500 equipment.  |
R-402A |   125/290/22 (60/2/38)  |   HCFC  Blend  |     2.5  |   Alkylbenzene  or MO/AB Mix  |   Low/medium temperature  refrigeration. Can retrofit R-502 equipment.  |
R-402B |   125/290/22 (38/2/60)  |   HCFC  Blend  |     2.5  |   Alkylbenzene  or MO/AB Mix  |   Ice machines.  Can retrofit R-502 equipment.  |
R-403B |   290/22/218 (5/56/39)  |   HCFC  Blend  |     2  |   Mineral Oil or Alkylbenzene  |   Has been used successfully to retrofit  R-13B1-type equipment, but has  slightly different operating conditions.  |
R-404A |   125/143a/134a  (44/52/4)  |   HFC  Blend  |     1.5  |     Polyolester  |     Low/medium  temperature refrigeration.  |
R-407A |   32/125/134a  (20/40/40)  |   HFC  Blend  |     10  |   Polyolester  or POE/MO Mix  |   Low/medium temperature  refrigeration. Can retrofit R-22 equipment.  |
R-407C |   32/125/134a  (23/25/52)  |   HFC  Blend  |     10  |   Polyolester  or POE/MO Mix  |   Low/medium  temperature refrigeration, air conditioning. Can retrofit  R-22 equipment.  |
R-408A |   125/143a/22  (7/46/47)  |   HCFC  Blend  |     1  |   Mineral Oil or Alkylbenzene  |   Low/medium temperature  refrigeration. Can retrofit R-502 equipment.  |
R-409A |   22/124/142b (60/25/15)  |   HCFC  Blend  |     13  |   Mineral Oil or Alkylbenzene  |   Low/medium temperature  refrigeration, some A/C. Can retrofit R-12 or R-500 equipment.  |
R-410A  |   32/125  (50/50)  |   HFC  Blend  |     0.2  |     Polyolester  |     New  residential A/C systems. Not for retrofitting.  |
R-414B |   22/124/600a/142b  (50/39/1.5/9.5)  |   HCFC  Blend  |     13  |   Mineral Oil or Alkylbenzene  |   Low/medium temperature  refrigeration, some A/C, automotive A/C. Can retrofit R-12  equipment.  |
R-417C  |   125 /  134a / 600  (19.5/78.8/1.7)  |   HFC  Blend  |     6  |   Mineral  Oil, Alkylbenzene, or Polyolester  |   Low/medium  temperature refrigeration, retrofit blend for R-12 applications. Can also replace HCFC-based blends  |
R-422B  |   125/134a/600a  (55/42/3)  |   HFC  Blend  |     5  |   Mineral  Oil, Alkylbenzene or Polyolester  |   Medium temperature  refrigeration, air conditioning. Can retrofit R-22  equipment.  |
R-422C  |   125/134a/600a  (82/15/3)  |   HFC  Blend  |     5  |   Mineral  Oil, Alkylbenzene or Polyolester  |   Low/medium temperature  refrigeration.  Can retrofit R-502 and  R-22 equipment, with  modifications.  |
R-422D |   125/134a/600a  (65.1/13.5/3.4)  |   HFC  Blend  |     5  |   Mineral  Oil, Alkylbenzene or Polyolester  |   Low/medium temperature  refrigeration. Can retrofit R-22 equipment.  |
R-507  |   125/143a  (50/50)  |   HFC  Blend  |     0  |     Polyolester  |     Low/medium  temperature refrigeration.  |
R-508B |   23/116  (46/54)  |   HFC  Blend  |     0  |     Polyolester  |   Very low temperature refrigeration. Can retrofit R-13 or R-503 equipment.  |
FREQUENTLY ASKED QUESTIONS
To select a suitable refrigerant for your HVAC system, you can use the Refrigerants Data table to compare the properties of different refrigerants. For example, you can filter the table by refrigerant type (e.g., hydrofluorocarbon, hydrochlorofluorocarbon, etc.) or temperature glide range to identify suitable options. Additionally, you can consider factors such as lubricant compatibility, component weights, and comments to ensure the selected refrigerant meets your system’s requirements.
Temperature glide refers to the difference between the bubble point and dew point temperatures of a refrigerant mixture. A refrigerant with a high temperature glide may not be suitable for systems requiring precise temperature control, as it can lead to unstable operation and reduced efficiency. The Refrigerants Data table provides temperature glide values for each refrigerant, enabling users to make informed decisions when selecting a refrigerant for their application.
The “Components Weight” column in the Refrigerants Data table represents the proportion of each component in the refrigerant mixture. This information is essential for calculating the total refrigerant charge, determining the system’s capacity, and ensuring compliance with safety regulations. For example, if a refrigerant has a 50% R-32 and 50% R-125 composition, the components weight would be 50/50.
Common lubricants used with refrigerants include mineral oil, alkylbenzene, and polyol ester (POE) oil. Lubricants play a crucial role in refrigeration systems, as they help to reduce friction, prevent wear on moving parts, and maintain system efficiency. The Refrigerants Data table provides information on compatible lubricants for each refrigerant, ensuring that users select the correct lubricant for their system.
The Refrigerants Data table is regularly updated to reflect changes in refrigerant properties, new refrigerant developments, and updates to safety regulations. It is recommended to review the table periodically (e.g., every 6-12 months) to ensure that your refrigerant selection remains optimal and compliant with the latest regulations.
While the Refrigerants Data table provides a comprehensive summary of refrigerant properties, it does not directly address environmental impact. However, you can use the table in conjunction with other resources, such as the refrigerant’s Global Warming Potential (GWP) and Ozone Depletion Potential (ODP) values, to compare the environmental impact of different refrigerants. This information can help you make more informed decisions when selecting a refrigerant for your HVAC system.
The “Components Weight” column in the Refrigerants Data table represents the proportion of each component in the refrigerant mixture. This information is essential for calculating the total refrigerant charge, determining the system’s capacity, and ensuring compliance with safety regulations. For example, if a refrigerant has a 50% R-32 and 50% R-125 composition, the components weight would be 50/50.
