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Maintenance Knowledge

Refrigerant

2016.04.28

Refrigerant is used to transfer heat energy in the refrigeration air conditioning system to produce the working fluid.

Working pressure under the standard working condition of common refrigerant:
Types of refrigerant
Maximum working pressure (MPa)
R12  1.35MPa
R22  1.6MPa
R134a 1.1MPa
R407c  1.8MPa
R410a   2.4MPa
R290    4.24MPa
R32    5.808MPa

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