Refrigerants Data Summary

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COMPONENTES (% em peso)
TIPO
TEMP. DESLIZAR (˚F)
LUBRIFICANTES
COMENTÁRIOS
R-22
100%
HCFC
0
Óleo Mineral ou Alquilbenzeno
Sistemas de refrigeração, refrigeração comercial, ar condicionado, chillers.
R-23
100%
HFC
0
Polioléster
Refrigeração em temperatura muito baixa. Propriedades semelhantes ao R-13; também pode modernizar o R-503.
R-123
100%
HCFC
0
Óleo Mineral ou Alquilbenzeno
Chillers centrífugos de baixa pressão. Pode modernizar equipamentos R-11 com modificações.
R-124
100%
HCFC
0
Óleo Mineral ou Alquilbenzeno
Ar condicionado ambiente alto. Pode modernizar equipamentos R-114 com modificações.
R-134a
100%
HFC
0
Polioléster
Refrigeração de média temperatura, chillers, ar condicionado automotivo. Pode modernizar equipamentos R-12 e R-500.
R-401A
22/152a/124 (53/13/34)
Mistura de HCFC
8
Alquilbenzeno ou MO/AB Mix
Refrigeração de baixa/média temperatura. Pode modernizar equipamentos R-12 e R-500.
R-401B
22/152a/124 (61/11/28)
Mistura de HCFC
8
Alquilbenzeno ou MO/AB Mix
Refrigeração de baixa/média temperatura. Pode modernizar equipamentos R-12 e R-500.
R-402A
125/290/22 (60/2/38)
Mistura de HCFC
2,5
Alquilbenzeno ou MO/AB Mix
Refrigeração de baixa/média temperatura. Pode modernizar equipamentos R-502.
R-402B
125/290/22 (38/2/60)
Mistura de HCFC
2,5
Alquilbenzeno ou MO/AB Mix
Máquinas de gelo. Pode modernizar equipamentos R-502.
R-403B
290/22/218 (5/56/39)
Mistura de HCFC
2
Óleo Mineral ou Alquilbenzeno
Foi usado com sucesso para modernizar equipamentos do tipo R-13B1, mas possui condições operacionais ligeiramente diferentes.
R-404A
125/143a/134a (44/52/4)
Mistura HFC
1,5
Polioléster
Refrigeração de baixa/média temperatura.
R-407A
32/125/134a (20/40/40)
Mistura HFC
10
Polioléster ou Mistura POE/MO
Refrigeração de baixa/média temperatura. Pode modernizar equipamentos R-22.
R-407C
32/125/134a (23/25/52)
Mistura HFC
10
Polioléster ou Mistura POE/MO
Refrigeração de baixa/média temperatura, ar condicionado. Pode modernizar equipamentos R-22.
R-408A
125/143a/22 (7/46/47)
Mistura de HCFC
1
Óleo Mineral ou Alquilbenzeno
Refrigeração de baixa/média temperatura. Pode modernizar equipamentos R-502.
R-409A
22/124/142b (25/60/15)
Mistura de HCFC
13
Óleo Mineral ou Alquilbenzeno
Refrigeração de baixa/média temperatura, algum A/C. Pode modernizar equipamentos R-12 ou R-500.
R-410A
32/125 (50/50)
Mistura HFC
0,2
Polioléster
Novos sistemas residenciais de ar condicionado. Não para retrofit.
R-414B
22/124/600a/142b (50/39/1,5/9,5)
Mistura de HCFC
13
Óleo Mineral ou Alquilbenzeno
Refrigeração de baixa/média temperatura, alguns A/C, A/C automotivo. Pode modernizar equipamentos R-12.
R-417C
125/134a/600 (19,5/78,8/1,7)
Mistura HFC
6
Óleo Mineral, Alquilbenzeno ou Poliolester
Refrigeração de baixa/média temperatura, mistura de retrofit para aplicações com R-12. Também pode substituir misturas à base de HCFC
R-422B
125/134a/600a (55/42/3)
Mistura HFC
5
Óleo Mineral, Alquilbenzeno ou Poliolester
Refrigeração de média temperatura, ar condicionado. Pode modernizar equipamentos R-22.
R-422C
125/134a/600a (82/15/3)
Mistura HFC
5
Óleo Mineral, Alquilbenzeno ou Poliolester
Refrigeração de baixa/média temperatura. Pode modernizar equipamentos R-502 e R-22, com modificações.
R-422D
125/134a/600a (65,1/13,5/3,4)
Mistura HFC
5
Óleo Mineral, Alquilbenzeno ou Poliolester
Refrigeração de baixa/média temperatura. Pode modernizar equipamentos R-22.
R-507
125/143a (50/50)
Mistura HFC
0
Polioléster
Refrigeração de baixa/média temperatura.
R-508B
23/116 (46/54)
Mistura HFC
0
Polioléster
Refrigeração em temperatura muito baixa. Pode modernizar equipamentos R-13 ou R-503.

FREQUENTLY ASKED QUESTIONS

What is the purpose of the Refrigerants Data table?
The Refrigerants Data table provides a comprehensive summary of various refrigerants, including their components, weights, types, temperature glides, lubricants, and comments. This table serves as a quick reference guide for engineers, researchers, and scientists working with refrigeration systems, allowing them to easily compare and select suitable refrigerants for their applications.
How can I use the Refrigerants Data table to select a suitable refrigerant for my HVAC system?

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.

What is the significance of temperature glide in refrigerant selection?

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.

How do I interpret the “Components Weight” column in the Refrigerants Data table?

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.

What are the common lubricants used with refrigerants, and why are they important?

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.

How often should I update my refrigerant selection based on changes in the Refrigerants Data table?

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.

Can I use the Refrigerants Data table to compare the environmental impact of different refrigerants?

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.

How do I interpret the “Components Weight” column in the Refrigerants Data table?

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.