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Temp
°F
R-22 R-134A R-410A
Temp
°C
Temp
°F
R-22 R-134A R-410A
Temp
°C
-40 0.6 14.8(“Hg) 10.8 -40 60.0 101.6 5 7.4 170.7 16.0
-38 1.4 13.9(“Hg) 12.1 -39 62.0 105.4 60.0 176.6 1 7.0
-36 2.2 12.9(“Hg) 13.4 -38 64.0 109.3 62.7 182.7 18.0
-34 3.1 12.0(“Hg) 14.8 -37 66.0 113.2 65.4 188.9 19.0
-32 4.0 10.9(“Hg) 16.3 -36 68.0 117. 3 68.2 195.3 20.0
-30 4.9 9.8(“Hg) 1 7.8 -34 70.0 121.4 71.1 201.8 21.0
-28 5.9 8.7(“Hg) 19.4 -33 72.0 125.7 74.1 208.4 22.0
-26 6.9 7.5(“Hg) 21.0 -32 74.0 130.0 7 7.1 215.2 23.0
-24 8.0 6.3(“Hg) 22.7 -31 76.0 134.5 80.2 222.2 24.0
-22 9.1 5.0(“Hg) 24.5 -30 78.0 139.0 83.4 229.3 26.0
-20 10.2 3.7(“Hg) 26.3 -29 80.0 143.6 86.7 236.5 2 7.0
-18 11.4 2.3(“Hg) 28.2 -28 82.0 148.4 90.0 244.0 28.0
-16 12.6 0.8(“Hg) 30.2 -27 84.0 153.2 93.5 251.6 29.0
-14 13.9 0.3 32.2 -26 86.0 158.2 97.0 259.3 30.0
-12 15.2 1.1 34.3 -24 88.0 163.2 100.6 267. 3 31.0
-10 16.5 1.9 36.5 -23 90.0 168.4 104.3 275.4 32.0
-8 1 7.9 2.8 38.7 -22 92.0 173.7 108.1 283.6 33.0
-6 19.4 3.6 41.0 -21 94.0 1 79.1 112.0 292 .1 34.0
-4 20.9 4.6 43.4 -20 96.0 184.6 115.9 300.7 36.0
-2 22.4 5.5 45.9 -19 98.0 190.2 120.0 309.5 37.0
0.0 24.0 6.5 48.4 -18 100.0 195.9 124.2 318.5 38.0
2.0 25.7 7. 5 51.1 -17 102.0 201.8 128.4 327. 7 39.0
4.0 2 7.4 8.5 53.8 -16 104.0 2 07. 7 132.7 337.1 40.0
6.0 29.1 9.6 56.6 -14 106.0 213.8 1 37. 2 346.7 41.0
8.0 31.0 10.8 59.5 -13 108.0 220.0 141.7 356.5 42.0
10.0 32.8 11.9 62.4 -12 110.0 226.4 146.4 366.4 43.0
12.0 34.8 13.1 65.5 -11 112.0 232.8 151.1 376.6 44.0
14.0 36.8 14.4 68.6 -10 114.0 239.4 156.0 3 87.0 46.0
16.0 38.8 15.7 71.9 -9 116.0 246.1 160.9 39 7.6 4 7.0
18.0 40.9 1 7.0 75.2 -8 118.0 253.0 166.0 408.4 48.0
20.0 43.1 18.4 78.7 -7 120.0 260.0 171.2 419.4 49.0
22.0 45.3 19.9 82.2 -6 122.0 2 67.1 176.5 430.7 50.0
24.0 47.6 21.3 85.8 -4 124.0 274.3 181.8 442 .1 51.0
26.0 50.0 22.9 89.6 -3 126.0 281.7 187.4 453.8 52.0
28.0 52.4 24.5 93.4 -2 128.0 289.2 193.0 465.8 53.0
30.0 55.0 26.1 97.4 -1 130.0 296.9 198.7 47 7. 9 54.0
32.0 5 7.5 2 7.8 101.4 0.0 132.0 304.7 204.6 490.3 56.0
34.0 60.2 29.5 105.6 1.0 134.0 312.6 210.6 503.0 57.0
36.0 62.9 31.3 109.9 2.0 136.0 320.7 216.7 515.9 58.0
38.0 65.7 33.1 114.3 3.0 138.0 329.0 222.9 529.1 59.0
40.0 68.6 35.0 118.8 4.0 140.0 337.4 229.2 542.5 60.0
42.0 71.5 3 7.0 123.4 6.0 142.0 345.9 235.7 556.2 61.0
44.0 74.5 39.0 128.2 7.0 144.0 354.6 242.3 570.2 62.0
46.0 7 7.6 41.1 133.0 8.0 146.0 363.5 249.0 584.5 63.0
48.0 80.8 43.2 138.0 9.0 148.0 372.5 255.9 599.0 64.0
50.0 84.1 45.4 143.2 10.0 150.0 381.7 262.9 613.9 66.0
52.0 87.4 47. 7 148.4 11.0
54.0 90.8 50.0 153.8 12.0
56.0 94.4 52.4 159.3 13.0
58.0 98.0 54.9 164.9 14.0
Table 10: Refrigerant Temperature-Pressure Chart (PSIG)
PR Series Installation, Operation, and Maintenance Manual
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