33
024 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
1.5 108 - 123 135 - 145 10 - 15 5 - 12 14 - 19 17 - 25
3.0 105 - 120 130 - 145 10 - 15 5 - 12 5 - 10 17 - 25
50
1.5 123 - 138 205 - 225 8 - 15 5 - 12 14 - 19 17 - 25
3.0 120 - 135 180 - 200 8 - 15 5 - 12 5 - 10 17 - 25
70
1.5 135 - 145 275 - 290 6 - 12 5 - 12 14 - 19 17 - 25
3.0 133 - 143 245 - 260 6 - 12 5 - 12 5 - 10 17 - 25
90
1.5 142 - 152 335 - 360 6 - 12 5 - 12 13 - 19 17 - 25
3.0 140 - 150 320 - 345 6 - 12 5 - 12 5 - 10 17 - 25
110
1.5 152 - 164 425 - 455 6 - 12 5 - 12 13 - 19 17 - 25
3.0 148 - 160 410 - 440 6 - 12 5 - 12 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 80 - 90 275 - 305 6 - 12 8 - 15 5 - 9 16 - 26
3.0 84 - 94 280 - 310 6 - 12 8 - 15 2.5 - 6 18 - 28
50
1.5 100 - 115 290 - 320 7 - 13 8 - 15 5 - 9 20 - 30
3.0 115 - 130 300 - 330 7 - 13 8 - 15 3 - 7 22 - 32
70
1.5 145 - 160 325 - 355 8 - 14 6 - 13 6 - 10 26 - 38
3.0 150 - 165 330 - 360 8 - 14 6 - 13 4 - 8 28 - 40
90
1.5 185 - 200 340 - 380 12 - 18 6 - 13 7 - 11 28- 40
3.0 190 - 205 350 - 390 12 - 18 6 - 13 5 - 9 30 - 42
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
1.5 108 - 125 155 - 180 18 - 30 5 - 12 15 - 21 17 - 25
3.0 105 - 120 135 - 155 18 - 30 5 - 12 6 - 9 17 - 25
50
1.5 122 - 132 215 - 235 7 - 17 5 - 14 15 - 21 17 - 25
3.0 120 - 130 190 - 210 7 - 17 5 - 14 6 - 9 17 - 25
70
1.5 133 - 143 280 - 310 6 - 15 5 - 12 14 - 20 17 - 25
3.0 129 - 141 250 - 280 6 - 15 5 - 12 6 - 9 17 - 25
90
1.5 137 - 148 355 - 385 6 - 15 5 - 12 13 - 20 17 - 25
3.0 135 - 146 325 - 355 6 - 15 5 - 12 6 - 9 17 - 25
110
1.5 145 - 155 435 - 465 6 - 15 5 - 12 13 - 20 17 - 25
3.0 143 - 153 420 - 450 6 - 15 5 - 12 6 - 9 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 73 - 85 275 - 305 8 - 14 8 - 15 5 - 10 15 - 28
3.0 77 - 90 285 - 315 8 - 14 8 - 15 3 - 7 17 - 30
50
1.5 100 - 115 295 - 335 9 - 15 9 - 17 7 - 11 20 - 32
3.0 105 - 120 305 - 345 9 - 15 9 - 17 4 - 8 22 - 35
70
1.5 140 - 155 330 - 370 10 - 16 8 - 15 8 - 12 28 - 42
3.0 145 - 160 335 - 375 10 - 16 8 - 15 5 - 9 30 - 45
90
1.5 175 - 195 350 - 390 10 - 16 8 - 15 8 - 13 30 - 46
3.0 180 - 200 365 - 405 10 - 16 8 - 15 6 - 10 32 - 48
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