Manual for Refrigeration Servicing Technicians

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Manual for Refrigeration Servicing Technicians ( manual-refrigeration-servicing-technicians )

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2 Properties of most common refrigerants These are properties of refrigerants mostly used: Refrigerant Chemical Molecular type mass R11 CFC 137.7 R12 CFC 120.9 R22 HCFC 86.4 R114 CFC 170.9 R123 HCFC 152.9 R134a HFC 102.0 R152a HFC 66.1 R290 HC 44.1 R401A HCFC/HFC 94.4 R401B HCFC/HFC 92.8 R402A HCFC/HFC/ 101.6 HC R402B HCFC/HFC/ 94.7 HC R403A HCFC/PFC/ 92.0 HC R403B HCFC/PFC/ 103.3 HC NBP (°C) 23.7 -29.8 -40.8 3.6 27.8 -26.1 -24 -42.1 -32.9 -34.5 -48.9 -47 -47.7 -49.2 Pressure at 35°C (kPa) 149 846 1355 292 131 887 794 1218 961 1024 1733 1635 1649 1715 Critical temp (°C) 198 112 96.1 145.7 183.7 101.1 113.3 96.7 107.3 105.6 75.8 82.9 87 79.6 Safety ODP GWP class (MP) (100) Al 1 4750 Al 1 10890 Al 0.055 1810 Al 1 10040 Bl 0.02 77 Al 0 1430 A2 0 124 A3 0 3 Al 0.04 1180 Al 0.04 1290 Al 0.02 2790 Al 0.03 2420 Al 0.04 3120 Al 0.03 4460 Refrigerant Chemical Molecular type mass R404A HFC 97.6 R407C HFC 86.2 R409A HCFC 97.4 R409B HCFC 96.7 R410A HFC 72.6 R413A PFC/HFC/H 104.0 C R417A HFC/HC 106.8 R500 CFC/HFC 99.3 R502 CFC/HCFC 111.6 R600a HC 58.1 R717 NH3 17.0 R744 CO2 44.0 R1270 HC 42.1 NBP (°C) -46.2 -43.6 -34.4 -35.6 -51.4 -33.4 -39.1 -33.6 -45.3 -11.7 -33.3 -54.4 -47.6 Pressure at 35°C (kPa) 1629 1414 977 1024 2071 1067 1315 980 1464 465 1351 >7300 1469 Critical temp (°C) 72 86 109.3 106.9 71.4 96.6 87.1 102.1 81.5 134.7 132.3 31 91.1 Safety ODP class (MP) Al 0 Al 0 Al 0.05 Al 0.05 Al 0 A2 0 Al 0 Al 0.74 Al 0.33 A3 0 B2 0 Al 0 A3 0 GWP (100) 3920 1770 1590 1560 2090 2050 2350 8070 4660 4 0 1 2 55 Refrigerants

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