Samsung Electronics10-17
1. Characteristics of new refrigerant, R410A
1) Performance
Almost the same performance as R22 and R407C
2) Pressure
Working pressure is approx. 1.4 times more than R22 and R407C.
3) Refrigerant composition
Few problems in composition control, since it is a Quasi-azeotropic mixture refrigerant.
HFC units (Units using new refrigerants) HCFC units
Refrigerant name R407C R410A R22
Composing
substances
Non-azeotropic mixture
of HFC32, HFC125 and
HFC134a (*1)
Quasi-azeotropic mixture
of HFC32 and JFC125
(*1)
Single-component
refrigerant
Design pressure
3.2 Mpa (gauge pressure)
= 32.6 kgf/cm
2
4.15 Mpa (gauge pressure)
= 42.3 kgf/cm
2
2.75Mpa (gauge pressure)
= 28.0 kgf/cm
2
Refrigerant oil Mineral oil (Suniso)
Combustibility None None None
Toxicity None None None
Ozone destruction
factor (ODP)
0 0 0.05
Synthetic oil (Ether)
✳ 1. Non-azeotropic mixture refrigerant: mixture of two or more refrigerants having different boiling points.
✳ 2. Quasi-azeotropic mixture refrigerant: mixture of two or more refrigerants having similar boiling points.
✳ 3. The design pressure is different at each product. Please refer to the installation manual for each product.
(Reference) 1 Mpa 10.19716 kgf/cm
2
10-4 Information of refrigerant R410A
✳ 1. Non-azeotropic mixture refrigerant: mixture of two or more refrigerants having different boiling points.
✳ 2. Quasi-azeotropic mixture refrigerant: mixture of two or more refrigerants having similar boiling points.
✳ 3. The design pressure is different at each product. Please refer to the installation manual for each product.
(Reference) 1 Mpa 10.19716 kgf/cm
2
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