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Expanded Performance Data – 120°F LWT
Table 4: 120° F Leaving Water Temperature (LWT)
H2O Inlet Temperature 40°F
Ambient DB °F 10 24 30 40 50 60 70 80 90 100
Heating capacity (kbtu/h)
106 139 156 187 233 264 308 351 398 398
Cooling capacity (kbtu/h)
68 93 107 133 165 202 242 282 327 327
Unit heating COP
2.6 2.9 3.0 3.3 3.8 3.9 4.1 4.4 4.9 5.0
H2O ow rate (gpm)
2.7 3.5 3.9 4.7 5.8 6.6 7.7 8.8 9.9 9.9
H2O Inlet Temperature 50 °F
Ambient DB °F 10 24 30 40 50 60 70 80 90 100
Heating capacity (kbtu/h)
106 139 156 187 233 264 308 351 398 398
Cooling capacity (kbtu/h)
68 93 107 133 165 202 242 282 327 327
Unit heating COP
2.6 2.9 3.0 3.3 3.8 3.9 4.1 4.4 4.9 5.0
H2O ow rate (gpm)
3.0 4.0 4.4 5.3 6.6 7.5 8.8 10.0 11.3 11.3
H2O Inlet Temperature 60°F
Ambient DB °F 10 24 30 40 50 60 70 80 90 100
Heating capacity (kbtu/h)
106 139 156 187 233 264 308 351 398 398
Cooling capacity (kbtu/h)
68 93 107 133 165 202 242 282 327 327
Unit heating COP
2.6 2.9 3.0 3.3 3.8 3.9 4.1 4.4 4.9 5.0
H2O ow rate (gpm)
3.5 4.6 5.2 6.2 7.7 8.8 10.2 11.7 13.2 13.2
H2O Inlet Temperature 70°F
Ambient DB °F 10 24 30 40 50 60 70 80 90 100
Heating capacity (kbtu/h)
106 139 156 187 233 264 308 351 398 398
Cooling capacity (kbtu/h)
68 93 107 133 165 202 242 282 327 327
Unit heating COP
2.6 2.9 3.0 3.3 3.8 3.9 4.1 4.4 4.9 5.0
H2O ow rate (gpm)
4.2 5.5 6.2 7.4 9.3 10.5 12.3 14.0 15.9 15.9
Note: All conditions are at 50% relative humidity.