Comfort-Aire HTS Series Split System,Two Stage, 2-5 Tons - Manual (Page 34)

34
Installation, Operation & Maintenance HTS SERIES SPLIT SYSTEM Heat Controller, LLC
Table 14c: Size 048 HTS Two-Stage R-410A Typical Unit Operating Pressures and Temperatures
Table 14d: Size 060 HTS Two-Stage R-410A Typical Unit Operating Pressures and Temperatures
Unit Operating Conditions
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
*
63-73
66-76
68-78 277-297
280-300
285-305 9-14
10-15
11-16
2-7
2-7
2-7 8.2-10.2
6.1-8.1
4.0-6.0
15-21
15-21
16-22
50
6 118-128 224-244 16-21 12-17 19.9-21.9 17-23 96-106
100-110
103-113
312-332
316-336
320-340 16-21
16-21
17-22 2-7
2-7
2-7 10.9-12.9
8.1-10.1
5.4-7.4
20-26
21-27
21-27
70
6
9
12
125-130
125-130
123-133 300-320
280-300
260-180 15-20
15-20
15-20 13-18
10-15
7-12
19.5-21.5
14.4-16.4
9.3-11.3
16-22
16-22
16-22 120-130
122-132
124-134 339-359
341-361
344-364 27-32
27-32
27-32 3-8
3-8
3-8 13.6-15.6
10.1-12.1
6.5-8.5
25-31
25-31
25-31
90
6
9
12
132-142
130-140
129-139 419-439
396-419
374-394 15-20
15-20
15-20 15-20
12-17
9-14
19.0-21.0
13.8-15.8
8.8-10.8
15-21
15-21
15-21
110
6
9
12
137-147
135-145
133-143 490-510
464-484
442-462 15-20
15-20
15-20 16-21
13-18
10-15 16-21
13-18
10-15 14-20
14-20
14-20
*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
*
65-75
69-79
71-81 286-306
290-310
290-310 7-12
7-12
7-12 2-8
2-8
2-8 8.0-10.0
7.0-9.0
4.0-6.0
18-24
18-24
18-24
50
7.5 118-128 223-243 15-20 10-15 19.4-21.4 20-26 98-108
102-112
105-115
323-343
323-343
330-350 6-11
7-12
8-13 3-8
3-8
3-8 10.6-12.6
7.9-9.9
5.2-7.2
24-30
24-30
24-30
70
7.5
11.25
15
125-135
125-135
124-134 290-310
280-300
260-280 11-16
11-16
13-18 14-19
11-16
8-13
19.0-21.0
13.9-15.9
9.0-11.0
19-25
19-25
19-25 126-136
130-140
134-144 355-375
360-380
367-387 11-16
13-18
15-20 4-9
4-9
4-9 13.4-15.4
10.0-12.0
6.5-8.5
29-35
29-35
29-35
90
7.5
11.25
15
132-142
131-141
130-140 420-440
410-430
400-420 10-15
10-15
11-16 19-24
16-21
14-19 18.3-20.3
13.4-15.4
9.0-11.0
18-24
18-24
18-24
110
7.5
11.25
15
18-24
18-24
18-24 490-510
490-510
490-510 8-13
9-14
10-15
22-27
20-25
18-23 17.9-19.9
13.1-15.1
8.3-10.3
18-24
18-24
18-24
*Based on 15% methanol antifreeze solution
Antifreeze Type
Antifreeze
%
Cooling Heating
WPD
Corr. Fct.
EWT 30°F
EWT 90°F EWT 30°F
Total Cap Sens Cap Power Htg Cap Power
Water 0 1.000 1.000 1.000 1.000 1.000 1.000
Propylene Glycol
5 0.995 0.995 1.003 0.989 0.997 1.070
15 0.986 0.986 1.009 0.968 0.990 1.210
25 0.978 0.978 1.014 0.947 0.983 1.360
Methanol
5 0.997 0.997 1.002 0.989 0.997 1.070
15 0.990 0.990 1.007 0.968 0.990 1.160
25 0.982 0.982 1.012 0.949 0.984 1.220
Ethanol
5 0.998 0.998 1.002 0.981 0.994 1.140
15 0.994 0.994 1.005 0.944 0.983 1.300
25 0.986 0.986 1.009 0.917 0.974 1.360
Ethylene Glycol
5 0.998 0.998 1.002 0.993 0.998 1.040
15 0.994 0.994 1.004 0.980 0.994 1.120
25 0.988 0.988 1.008 0.966 0.990 1.200
Antifreeze Correction Table