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34
LEGEND
LEGEND
Table 20 — 50PC018 Typical Unit Operating Pressures and Temperatures
ENTERING
WATER
TEMP (°F)
WATER
FLOW
(GPM/TON)
COOLING
HEATING
Suction
Pressure
(PSIG)
Discharge
Pressure
(PSIG)
Water
Temp
Rise (°F)
Air Temp
Drop
(°F) DB
Suction
Pressure
(PSIG)
Discharge
Pressure
(PSIG)
Water
Temp.
Rise (°F)
Air Temp.
Drop (°F)
30
3
—
—
—
—
58-68
270-290
5-6
19-23
5
—
—
—
—
62-72
275-295
3-4
20-24
40
3
122-140
220-240
17-19
21-25
71-81
285-305
7-8
22-26
5
120-138
192-212
10-12
22-26
77-87
291-311
4-5
23-27
50
3
123-141
236-256
15-17
21-25
88-98
303-323
7-8
25-29
5
122-140
214-234
9-11
21-25
95-105
310-330
4-5
27-31
60
3
124-142
268-288
15-17
20-24
105-115
319-339
9-10
28-32
5
123-141
246-266
9-11
21-25
114-124
326-346
5-6
30-34
70
3
126-144
305-325
14-16
20-24
125-135
335-355
10-11
32-36
5
125-143
282-302
8-10
20-24
135-145
343-363
6-7
33-37
80
3
128-146
346-366
14-16
19-23
146-156
351-371
12-13
35-39
5
127-145
323-343
8-10
20-24
159-169
361-381
7-8
37-41
90
3
130-148
392-412
14-16
19-23
169-179
369-389
13-14
39-43
5
129-147
368-388
8-10
19-23
186-196
381-401
8-9
41-45
100
3
132-150
442-462
14-16
18-22
—
—
—
—
5
131-149
418-438
8-10
18-22
—
—
—
—
DB
—
Dry Bulb
—
—
No Operation in This Temperature Range
Table 21 — 50PC024 Typical Unit Operating Pressures and Temperatures
ENTERING
WATER
TEMP (°F)
WATER
FLOW
(GPM/TON)
COOLING
HEATING
Suction
Pressure
(PSIG)
Discharge
Pressure
(PSIG)
Water
Temp
Rise (°F)
Air Temp
Drop
(°F) DB
Suction
Pressure
(PSIG)
Discharge
Pressure
(PSIG)
Water
Temp.
Rise (°F)
Air Temp.
Drop (°F)
30
4
—
—
—
—
69-79
276-296
5-6
19-23
6
—
—
—
—
73-83
281-301
3-4
20-24
40
4
123-140
216-234
17-19
22-26
83-93
291-311
7-8
22-26
6
122-139
196-214
11-13
22-26
87-97
296-316
4-5
23-27
50
4
124-141
234-252
15-17
21-25
100-110
310-330
7-8
25-29
6
123-140
218-236
10-12
22-26
106-116
316-336
5-6
26-30
60
4
126-143
269-287
15-17
21-25
118-128
329-349
9-10
28-32
6
125-142
252-270
10-12
21-25
125-135
336-356
6-7
29-33
70
4
128-145
307-325
15-17
20-24
139-149
347-367
10-11
31-35
6
127-144
290-308
9-11
20-24
147-157
354-374
7-8
33-37
80
4
130-147
349-367
14-16
19-23
160-170
364-384
11-12
35-39
6
129-146
333-351
9-11
20-24
171-181
372-392
8-9
36-40
90
4
132-149
396-414
14-16
19-23
185-195
382-402
13-14
38-42
6
131-148
380-398
9-11
19-23
199-209
391-411
9-10
40-44
100
4
134-151
449-467
14-16
18-22
—
—
—
—
6
133-150
432-450
9-11
18-22
—
—
—
—
DB
—
Dry Bulb
—
—
No Operation in This Temperature Range