R407C Refrigerant; Suction Gas) - Emerson Liebert Challenger 3000 Installation Manual

8.0 R407C R
EFRIGERANT
Table 33 R407C pressure/temperature chart for operation and superheat (discharge/hot gas and suction
gas)
Temperature Gauge Pressure
°F °C Psig
0.0 -17.8 18.9
1.0 -17.2 19.6
2.0 -16.7 20.4
3.0 -16.1 21.2
4.0 -15.6 22.0
5.0 -15.0 22.8
6.0 -14.4 23.6
7.0 -13.9 24.5
8.0 -13.3 25.4
9.0 -12.8 26.2
10.0 -12.2 27.1
11.0 -11.7 28.0
12.0 -11.1 28.9
13.0 -10.6 29.9
14.0 -10.0 30.8
15.0 -9.4 31.8
16.0 -8.9 32.8
17.0 -8.3 33.8
18.0 -7.8 34.8
19.0 -7.2 35.8
20.0 -6.7 36.9
21.0 -6.1 38.0
22.0 -5.6 39.0
23.0 -5.0 40.1
24.0 -4.4 41.3
25.0 -3.9 42.4
26.0 -3.3 43.6
27.0 -2.8 44.7
28.0 -2.2 45.9
29.0 -1.7 47.1
30.0 -1.1 48.4
31.0 -0.6 49.6
32.0 0.0 50.9
33.0 0.6 52.1
34.0 1.1 53.5
- - -
NOTE
Use this table for superheat and for control adjustment (e.g., pressure switches). See
Table 34 for subcooling.
Temperature
kPa °F °C
130 35.0 1.7
135 36.0 2.2
141 37.0 2.8
146 38.0 3.3
152 39.0 3.9
157 40.0 4.4
163 41.0 5.0
169 42.0 5.6
175 43.0 6.1
181 44.0 6.7
187 45.0 7.2
193 46.0 7.8
200 47.0 8.3
206 48.0 8.9
213 49.0 9.4
219 50.0 10.0
226 51.0 10.6
233 52.0 11.1
240 53.0 11.7
247 54.0 12.2
254 55.0 12.8
262 56.0 13.3
269 57.0 13.9
277 58.0 14.4
284 59.0 15.0
292 60.0 15.6
300 61.0 16.1
308 62.0 16.7
317 63.0 17.2
325 64.0 17.8
333 65.0 18.3
342 66.0 18.9
351 67.0 19.4
359 68.0 20.0
369 69.0 20.6
- - -
Gauge Pressure Temperature
Psig kPa °F
54.8 378 70.0
56.1 387 72.0
57.5 396 74.0
58.9 406 76.0
60.3 415 78.0
62.2 429 80.0
63.1 435 82.0
64.6 445 84.0
66.1 456 86.0
67.6 466 88.0
69.1 476 90.0
70.7 487 92.0
72.2 498 94.0
73.8 509 96.0
75.4 520 98.0
77.1 531 100.0
78.7 543 102.0
80.4 554 104.0
82.1 566 106.0
83.9 578 108.0
85.6 590 110.0
87.4 603 112.0
89.2 615 114.0
91.0 628 116.0
92.9 640 118.0
94.8 653 120.0
96.7 666 122.0
98.6 680 124.0
100.5 693 126.0
102.5 707 128.0
104.5 721 130.0
106.5 735 132.0
108.6 749 134.0
110.7 763 136.0
112.8 778 138.0
- - 140.0
65

R407C Refrigerant

Gauge Pressure
°C Psig kPa
21.1 114.9 792
22.2 119.3 822
23.3 124 853
24.4 128 885
25.6 133 917
26.7 138 950
27.8 143 984
28.9 148 1019
30.0 153 1054
31.1 158 1091
32.2 164 1128
33.3 169 1167
34.4 175 1206
35.6 181 1246
36.7 187 1287
37.8 193 1329
38.9 199 1372
40.0 205 1416
41.1 212 1461
42.2 219 1507
43.3 225 1553
44.4 232 1601
45.6 239 1650
46.7 247 1701
47.8 254 1752
48.9 262 1804
50.0 269 1858
51.1 277 1912
52.2 285 1968
53.3 294 2025
54.4 302 2083
55.6 311 2143
56.7 320 2203
57.8 329 2265
58.9 338 2329
60.0 347 2393