MCC EM-1 - Page 59

4-- 19© 2012 Mobile Climate Control T-299 Rev. 08/2012
Table 4-10 R-134a Temperature - Pressure Chart
Temperature Vacuum
°F °C
PSIG Kg/cm@ Bar
-40 -40 14.6 37.08 0.49
-35 -37 12.3 31.25 0.42
-30 -34 9.7 24.64 0.33
-25 -32 6.7 17.00 0.23
-20 -29 3.5 8.89 0.12
-18 -28 2.1 5.33 0.07
-16 -27 0.6 1.52 0.02
-14 -26 0.4 0.03 0.03
-12 -24 1.2 0.08 0.08
-10 -23 2.0 0.14 0.14
-8 -22 2.9 0.20 0.20
-6 -21 3.7 0.26 0.26
-4 -20 4.6 0.32 0.32
-2 -19 5.6 0.39 0.39
0 -18 6.5 0.46 0.45
2 -17 7.6 0.53 0.52
4 -16 8.6 0.60 0.59
6 -14 9.7 0.68 0.67
8 -13 10.8 0.76 0.74
10 -12 12.0 0.84 0.83
12 -11 13.2 0.93 0.91
14 -10 14.5 1.02 1.00
16 -9 15.8 1.11 1.09
18 -8 17.1 1.20 1.18
20 -7 18.5 1.30 1.28
22 -6 19.9 1.40 1.37
24 -4 21.4 1.50 1.48
26 -3 22.9 1.61 1.58
Temperature Pressure
°F °C
Psig Kg/cm@ Bar
28 -2 24.5 1.72 1.69
30 -1 26.1 1.84 1.80
32 0 27.8 1.95 1.92
34 1 29.6 2.08 2.04
36 2 31.3 2.20 2.16
38 3 33.2 2.33 2.29
40 4 35.1 2.47 2.42
45 7 40.1 2.82 2.76
50 10 45.5 3.20 3.14
55 13 51.2 3.60 3.53
60 16 57.4 4.04 3.96
65 18 64.1 4.51 4.42
70 21 71.1 5.00 4.90
75 24 78.7 5.53 5.43
80 27 86.7 6.10 5.98
85 29 95.3 6.70 6.57
90 32 104.3 7.33 7.19
95 35 114.0 8.01 7.86
100 38 124.2 8.73 8.56
105 41 135.0 9.49 9.31
110 43 146.4 10.29 10.09
115 46 158.4 11.14 10.92
120 49 171.2 12.04 11.80
125 52 184.6 12.98 12.73
130 54 198.7 13.97 13.70
135 57 213.6 15.02 14.73
140 60 229.2 16.11 15.80
145 63 245.6 17.27 16.93
150 66 262.9 18.48 18.13
155 68 281.1 19.76 19.37