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37
072 Unit Operating Parameters
Dual Capacity Models
First Stage Operation
Entering Water
Temp °F
Water Flow
gpm/ton
Cooling -- No Hot Water Generation
Suction Pressure
psig
Discharge
Pressure psig
Superheat
Subcooling
Water Temp Rise
°F
Air Temp Drop
°F DB
30
1.5
103 - 118
141 - 155
40 - 50
8 - 15
14 - 19
13 - 21
3.0
100 - 115
136 - 148
5 - 10
13 - 21
50
1.5
131 - 146
210 - 240
20 - 26
7 - 13
15 - 20
17 - 25
3.0
128 - 143
185 - 215
6 - 11
17 - 25
70
1.5
142 - 157
270 - 300
8 - 14
5 - 12
15 - 20
17 - 25
3.0
140 - 155
250 - 280
6 - 11
17 - 25
90
1.5
146 - 168
345 - 375
6 - 12
5 - 12
13 - 19
17 - 25
3.0
143 - 158
325 - 355
5 - 10
17 - 25
110
1.5
151 - 165
435 - 465
6 - 12
5 - 12
13 - 19
17 - 25
3.0
149 - 163
420 - 450
5 - 10
17 - 25
Entering Water
Temp °F
Water Flow
gpm/ton
Heating -- No Hot Water Generation
Suction Pressure
psig
Discharge
Pressure psig
Superheat
Subcooling
Water Temp Drop
°F
Air Temp Rise
°F DB
30
1.5
76 - 86
295 - 325
6 - 12
13 - 20
5 - 9
15 - 25
3.0
80 - 90
300 - 330
2.5 - 6
16 - 26
50
1.5
105 - 120
315 - 345
7 - 13
13 - 20
5 - 9
18 - 28
3.0
110 - 125
325 - 355
3 - 7
23 - 33
70
1.5
143 - 167
360 - 390
7 - 13
13 - 20
8 - 14
27 - 39
3.0
148 - 162
365 - 395
5 - 9
29 - 41
90
1.5
180 - 200
380 - 420
8 - 14
10 - 16
9 - 14
33 - 45
3.0
190 - 205
390 - 430
7 - 11
35 - 47
110
1.5
3.0
Note: Cooling performance based on entering air temperatures of 80º F DB, 67º F WB.
Heating performance based on entering air temperature of 70º F DB.
Second Stage Operation
Entering Water
Temp °F
Water Flow
gpm/ton
Cooling -- No Hot Water Generation
Suction Pressure
psig
Discharge
Pressure psig
Superheat
Subcooling
Water Temp Rise
°F
Air Temp Drop
°F DB
30
1.5
91 - 106
144 - 164
45 - 55
12 - 18
16 - 22
13 - 21
3.0
88 - 103
141 - 161
6 - 10
13 - 21
50
1.5
115 - 130
220 - 250
30 - 40
12 - 18
18 - 24
15 - 23
3.0
113 - 128
195 - 225
8 - 12
15 - 23
70
1.5
130 - 145
290 - 320
14 - 20
8 - 15
18 - 24
17 - 25
3.0
127 - 142
260 - 290
8 - 12
17 - 25
90
1.5
135 - 150
365 - 395
11 - 17
8 - 15
18 - 24
17 - 25
3.0
133 - 148
335 - 370
8 - 12
17 - 25
110
1.5
142 - 157
445 - 485
11 - 17
8 - 15
17 - 23
15 - 23
3.0
140 - 155
430 - 470
8 - 11
15 - 23
Entering Water
Temp °F
Water Flow
gpm/ton
Heating -- No Hot Water Generation
Suction Pressure
psig
Discharge
Pressure psig
Superheat
Subcooling
Water Temp Drop
°F
Air Temp Rise
°F DB
30
1.5
68 - 83
305 - 340
6 - 12
18 - 24
5 - 10
17 - 26
3.0
72 - 87
315 - 350
3 - 7
18 - 28
50
1.5
98 - 113
335 - 375
8 - 14
17 - 23
7 - 11
23 - 33
3.0
103- 118
340 - 380
4 - 8
25 - 35
70
1.5
135 - 150
365 - 405
10 - 16
14 - 20
10 - 14
29 - 41
3.0
140 - 155
375 - 415
6 - 10
31 - 43
90
1.5
165 - 185
405 - 445
15 - 22
14 - 20
12 - 18
36 - 48
3.0
170- 190
415 - 455
7 - 11
38 - 50
110
1.5
3.0
Note: Cooling performance based on entering air temperatures of 80º F DB, 67º F WB. 7/24/2014
Heating performance based on entering air temperature of 70º F DB.
LX SERIES INSTALLATION MANUAL
Summary of Contents for LX series
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