Comfort-Aire HTS Series Split System,Two Stage, 2-5 Tons - Manual (Page 33)

33
Installation, Operation & Maintenance HTS SERIES SPLIT SYSTEM Heat Controller, LLC
Table 14a: Size 024 HTS Two-Stage R-410A Typical Unit Operating Pressures and Temperatures
Table 14b: Size 036 HTS Two-Stage R-410A Typical Unit Operating Pressures and Temperatures
Unit Operating Conditions
Table 12: Two-Stage R-410A Compressor Section Coax
Water Pressure Drop Table 13: Water Temperature Change Through Heat
Exchanger
9 - 12
18 - 24
4 - 9
7 - 19
Model GPM
Pressure Drop (psi)
30°F 50°F 70°F 90°F
026
2.3
3.0
3.4
4.5
6.0
0.7
1.1
1.3
2.0
3.1
0.4
0.7
0.9
1.4
2.3
0.4
0.6
0.8
1.2
1.9
0.5
0.7
0.8
1.2
1.8
038
3.0
4.5
6.0
6.8
9.0
0.7
1.1
1.3
2.0
3.1
0.9
1.7
2.7
3.2
5.2
0.8
1.5
2.3
2.7
4.4
0.9
1.5
2.2
2.6
4.1
049
4.5
6.0
6.8
9.0
12.0
0.7
1.1
1.3
2.0
3.1
0.6
1.1
1.4
2.5
4.2
0.5
1.0
1.3
2.3
3.8
0.3
0.9
1.2
2.2
3.5
064
6.0
7.5
9.0
11.3
12.0
15.0
0.9
1.7
2.5
3.7
4.1
6.1
0.2
0.9
1.5
2.6
3.0
4.7
0.2
0.7
1.3
2.3
2.6
4.1
0.3
0.8
1.4
2.3
2.6
4.0
024
036
048
060
Entering
Water
Temp °F
Water
Flow
GPM
Full Load Cooling - without HWG active Full Load Heating - without HWG active
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Super-
heat
Sub-
cooling
Water Temp
Rise °F
Air Temp
Drop °F
DB
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Super-
heat
Sub-
cooling
Water Temp
Drop °F
Air Temp
Rise °F
DB
30
*
70-80
72-82
75-85 280-300
280-300
280-300 2-7
3-8
3-8 6-11
6-11
6-11 7.3-9.3
6.0-8.0
4.7-6.7 14-20
14-20
14-20
50
3 128-138 216-236 13-18 15-20 18.0-20.0 18-24 105-115
105-115
110-120 310-330
310-330
310-330 4-9
5-10
6-11
6-11
6-11
6-11 10.1-12.1
8.4-10.4
6.6-8.6
19-25
19-25
19-25
70
3
4.5
6
131-141
131-141
131-141 290-310
290-310
275-295 12-17
12-17
12-17 15-20
14-19
13-18 17.3-19.3
14.3-16.3
11.3-13.3 17-23
17-23
17-23 130-140
130-140
132-142 340-360
340-360
340-360 11-16
13-18
15-20 7-12
7-12
8-13 12.8-14.8
10.6-12.6
8.3-10.3
23-28
23-28
23-28
90
3
4.5
6
138-148
138-148
138-148 138-148
138-148
138-148 11-16
11-16
11-16 18-23
16-21
15-20 16.5-18.5
13.6-15.6
10.7-12.7 16-22
16-22
16-22
110
3
4.5
6
142-152
142-152
142-152 480-500
465-485
451-471 10-15
11-16
11-16 19-24
17-22
16-21 15.0-17.0
13.1-15.1
10.3-12.3 16-22
16-22
16-22
*Based on 15% methanol antifreeze solution
Entering
Water
Temp °F
Water
Flow
GPM
Full Load Cooling - without HWG active Full Load Heating - without HWG active
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Super-
heat
Sub-
cooling
Water Temp
Rise °F
Air Temp
Drop °F
DB
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Super-
heat
Sub-
cooling
Water Temp
Drop °F
Air Temp
Rise °F
DB
30
*
67-77
71-81
75-85 274-294
278-298
282-302 8-13
9-14
9-14 1-6
1-6
1-6 8.3-10.3
6.2-8.2
4.0-6.0
15-21
16-22
16-22
50
4.5 125-135 216-236 15-20 13-18 21.0-23.0 17-23 95-105
100-110
104-114
304-324
308-328
311-331 11-16
12-17
12-17 1-6
1-6
1-6 10.7-12.7
7.9-8.9
5.2-7.2
21-27
21-27
21-27
70
4.5
6.75
9
130-140
130-140
129-139 290-310
274-294
256-276 14-19
14-19
14-19 15-20
12-18
9-14
20.4-22.4
15.1-17.1
9.7-11.7
17-23
17-23
17-23 123-133
127-137
132-142 331-351
335-355
340-360 14-19
16-21
17-22 1-6
1-6
1-6 13.5-15.5
10.1-12.1
6.7-8.7
26-32
26-32
26-32
90
4.5
6.75
9
137-147
137-147
137-147 410-430
390-410
370-390 14-19
14-19
13-18 17-22
14-19
11-16 19.6-21.6
14.5-16.5
9.3-11.3
15-21
15-21
15-21
110
4.5
6.75
9
141-151
141-151
141-151 476-496
457-477
439-459 13-18
13-18
13-18 17-22
14-19
11-16 19.2-21.2
14.1-16.1
9.0-11.0
15-21
15-21
15-21
*Based on 15% methanol antifreeze solution