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33
LEGEND
LEGEND
Table 18 — 50PC012 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
2.6
—
—
—
—
73-89
266-325
5-6
15-18
3.0
—
—
—
—
77-94
272-333
3-4
16-19
40
2.6
117-143
189-231
14-17
18-22
86-105
279-341
6-7
17-21
3.0
112-137
178-217
8-9
19-24
90-110
286-350
4-5
18-22
50
2.6
126-154
221-270
14-17
18-21
162-198
293-358
7-8
20-24
3.0
121-148
207-253
8-9
19-23
170-208
300-366
5-6
21-25
60
2.6
131-160
252-308
13-16
17-21
110-134
306-374
8-10
22-27
3.0
125-153
237-290
8-9
18-22
115-141
314-383
6-7
23-29
70
2.6
135-165
284-347
13-16
17-20
122-150
320-391
9-11
24-30
3.0
130-158
266-326
7-9
18-22
129-157
327-400
6-8
26-32
80
2.6
140-171
320-391
13-16
16-20
134-164
333-407
11-13
27-33
3.0
134-164
300-367
7-9
17-21
141-172
341-417
7-9
28-35
90
2.6
144-176
360-440
13-16
16-19
147-179
347-424
12-14
29-36
3.0
138-169
338-414
7-9
17-21
154-188
355-434
8-10
31-38
100
2.6
149-182
405-495
13-15
15-19
—
—
—
—
3.0
143-174
381-465
7-9
16-20
—
—
—
—
DB
—
Dry Bulb
—
—
No Operation in This Temperature Range
Table 19 — 50PC015 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
2.8
—
—
—
—
74-90
244-299
3-4
13-15
3.8
—
—
—
—
78-95
251-306
2-3
13-16
40
2.8
122-149
183-224
14-18
19-23
87-106
257-314
4-5
15-18
3.8
117-143
172-210
8-10
20-24
91-111
263-322
3-3
16-19
50
2.8
131-160
214-261
14-18
18-22
164-201
269-329
5-6
17-20
3.8
126-154
201-245
8-10
19-24
173-211
276-337
3-4
18-22
60
2.8
136-166
244-298
14-17
18-22
111-136
282-344
6-7
19-23
3.8
131-160
230-281
8-10
19-23
117-143
289-353
4-5
20-24
70
2.8
141-172
275-336
14-17
17-21
124-152
294-360
7-8
21-25
3.8
135-165
258-316
8-10
18-22
131-160
302-369
5-6
22-27
80
2.8
145-178
310-378
14-17
17-20
136-166
307-375
8-9
23-28
3.8
140-171
291-356
8-10
18-22
143-175
314-384
5-6
24-30
90
2.8
150-183
349-426
14-17
16-20
149-182
319-390
8-10
25-30
3.8
144-176
238-401
8-10
17-21
156-191
327-400
6-7
26-32
100
2.8
155-189
392-480
13-16
16-19
—
—
—
—
3.8
149-182
369-451
8-9
17-21
—
—
—
—
DB
—
Dry Bulb
—
—
No Operation in This Temperature Range