Install Manual
17.0 - Operating Parameters
Operating Parameters - Two Stage Models
First Stage Operation
EWT (F)
Water Flow
GPM/Ton
Cooling -- No Hot Water Generation
Suction
Pressure psig
Discharge
Pressure psig
Superheat Subcooling
Water Temp
Rise (F)
Air Temp Rise
(F DB)
30
1.5 105 - 120 140 - 155 20 - 35 9 - 17 17 - 21 17 - 23
3.0 100 - 115 115 - 130 20 - 35 9 - 17 8 - 12 17 - 23
50
1.5 125 - 140 205 - 225 12 - 20 8 - 14 17 - 21 17 - 23
3.0 120 - 135 180 - 200 12 - 20 8 - 14 8 - 12 17 - 23
70
1.5 135 - 145 280 - 290 10 - 16 8 - 14 16 - 20 17 - 23
3.0 133 - 143 250 - 260 10 - 16 8 - 14 9 - 13 17 - 23
90
1.5 142 - 152 345 - 355 8 - 12 8 - 14 14 - 20 17 - 23
3.0 140 - 150 330 - 340 8 - 12 8 - 14 8 - 12 17 - 23
110
1.5 152 - 158 405 - 435 8 - 12 8 - 14 14 - 20 17 - 23
3.0 148 - 153 390 - 420 8 - 12 8 - 14 8 - 12 17 - 23
EWT (F)
Water Flow
GPM/Ton
Heating -- No Hot Water Generation
Suction
Pressure psig
Discharge
Pressure psig
Superheat Subcooling
Water Temp
Rise (F)
Air Temp Rise
(F DB)
30
1.5 76 - 84 270 - 285 8 - 12 3 - 10 5 - 9 12 - 16
3.0 80 - 88 275 - 290 8 - 12 3 - 10 3 - 7 14 - 18
50
1.5 100 - 115 280 - 310 10 - 14 3 - 10 7 - 11 18 - 22
3.0 105 - 120 290 - 315 10 - 14 3 - 10 5 - 9 20 - 24
70
1.5 135 - 150 310 - 325 12 - 16 3 - 10 8 - 12 24 - 28
3.0 140 - 155 315 - 330 12 - 16 3 - 10 6 - 10 22 - 30
90
1.5 155 - 165 330 - 370 12 - 16 3 - 10 8 - 12 24 - 28
3.0 160 - 170 340 - 380 12 - 16 3 - 10 6 - 10 22 - 30
110
1.5
3.0
Note: Cooling performance based on entering air temperatures of 80 F DB, 67 F WB. 01/2020
Heating performance based on entering air temperatures of 70 F DB
Second Stage Operation
EWT (F)
Water Flow
GPM/Ton
Cooling -- No Hot Water Generation
Suction
Pressure psig
Discharge
Pressure psig
Superheat Subcooling
Water Temp
Rise (F)
Air Temp Rise
(F DB)
30
1.5 115 - 125 150 - 170 20 - 35 10 - 17 17- 22 17 - 23
3.0 105 - 120 130 - 145 20 - 35 10 - 17 8 - 10 17 - 23
50
1.5 130 - 140 215 - 235 12 - 20 8 - 14 16 - 22 17 - 23
3.0 128 - 138 190 - 210 12 - 20 8 - 14 8 - 12 17 - 23
70
1.5 138 - 148 280 - 310 10 - 16 10 - 16 15 - 21 17 - 23
3.0 136 - 146 250 - 280 10 - 16 8 - 14 7 - 13 17 - 23
90
1.5 145 - 155 350 - 380 9 - 14 10 - 16 14 - 20 17 - 23
3.0 143 - 153 320 - 350 9 - 14 8 - 14 6 - 10 17 - 23
110
1.5 145 - 155 420 - 450 9 - 14 10 - 16 14 - 20 17 - 23
3.0 143 - 153 405 - 435 9 - 14 8 - 14 6 - 10 17 - 23
EWT (F)
Water Flow
GPM/Ton
Heating -- No Hot Water Generation
Suction
Pressure psig
Discharge
Pressure psig
Superheat Subcooling
Water Temp
Rise (F)
Air Temp Rise
(F DB)
30
1.5 73 - 85 270 - 305 3 - 10 6 - 10 15 - 21
3.0 77 - 90 280 - 315 8 - 14 3 - 10 4 - 8 17 - 23
50
1.5 97 - 110 290 - 325 10 - 16 3 - 10 9 - 13 22 - 28
3.0 102 - 115 300 - 335 10 - 16 3 - 10 7 - 11 24 - 30
70
1.5 130 - 145 320 - 355 13 - 19 3 - 10 10 - 14 30 - 36
3.0 135 - 150 325 - 360 13 - 19 3 - 10 8 - 12 32 - 38
90
1.5 150 - 160 350 - 390 13 - 19 3 - 10 10 - 14 30 - 36
3.0 155 - 165 365 - 405 13 - 19 3 - 10 8 - 12 32 - 38
110
1.5
3.0
Note: Cooling performance based on entering air temperatures of 80 F DB, 67 F WB. 01/2020
Heating performance based on entering air temperatures of 70 F DB
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