Figure 7.34 R-134a Compressor Pressure and Motor Current Curves vs Ambient Temp (2 of 2)
(Bar)
psig
14
(.97)
(.83)
12
(.69)
10
(.55)
8
(.41)
6
(.28)
4
(.14)
2
0
(0)
- -2
(- -.14)
(- -.28)
- -4
(- -.41)
- -6
(15.6)
Compressor Suction Pressure Versus Ambient Air Temperature at Stable Box Temperature
17
16
15
14
13
12
11
10
9
8
60
(15.6)
Compressor- - Motor Current Versus Ambient Air Temperature At Stable Box Temperature
35 F (1.7 C) Box
0 F (--17.8 C) Box
60
70
80
(21.1)
(26.7)
Ambient Air Temperature
35 F (1.7 C) Box
0 F (--17.8 C) Box
70
80
90
(21.1)
(26.7)
(32.2)
Ambient Air Temperature
7–49
90
100
110
(32.2)
(37.8)
(43.3)
100
110
(37.8)
(43.3)
(48.9)
F
120
(48.9)
( C)
F
120
( C)
T-316