SSP-PRC001-EN 17
Table PD-13: Gross Heating Capacities (MBh) 7 1/2 Ton TWA090A Heat Pump with 7 1/2 Ton
TWE090A Air Handler at 3000 CFM
Outdoor
Temperature in
Degrees F
Heating Capacity (BTUH/1000) at
Indicated Indoor Dry Bulb Temperature
Total Power in Kilowatts at
Indicated Indoor Dry Bulb Temperature
60 70 75 80 60 70 75 80
-18 35.2 32 30.9 30.1 5.4 5.9 6.2 6.5
-13 36.8 34 33.1 32.5 5.5 6 6.3 6.6
-8 38.7 36.4 35.7 35.2 5.6 6.1 6.4 6.7
-3 41.1 39.2 38.7 38.3 5.7 6.2 6.5 6.8
2 44.1 42.5 42 41.8 5.8 6.3 6.6 6.9
7 47.5 46.3 45.9 45.7 5.9 6.5 6.8 7.1
12 51.3 50.3 50 49.9 6 6.6 6.9 7.2
17 55.6 54.8 54.5 54.3 6.2 6.7 7.1 7.4
22 60.3 59.6 59.3 59.1 6.3 6.9 7.2 7.6
27 65.5 64.7 64.4 64.2 6.4 7 7.4 7.7
32 71 70.2 69.9 69.6 6.6 7.2 7.5 7.9
37 76.7 75.8 75.4 75 6.7 7.4 7.7 8.1
42 82.7 81.7 81.2 80.7 6.9 7.5 7.9 8.3
47 89 87.8 87.3 86.7 7 7.7 8.1 8.5
52 95.7 94.4 93.7 93.1 7.2 7.9 8.3 8.7
57 102.7 101.2 100.5 99.7 7.3 8 8.4 8.9
62 109.9 108.2 107.4 106.6 7.5 8.2 8.6 9.1
67 117.3 115.5 114.6 113.8 7.7 8.4 8.8 9.3
72 124.8 122.9 122 121.1 7.9 8.6 9 9.5
Performance Data
7 1/2 Ton
Correction Factors — Other Airflows
(Table Value X Correction Factor = Value at New
Airflow)
Airflow 2625 3375
Heating Capacityx .99 x 1.01
Compressor Kwx 1.02 x 0.98
Values at ARI Rating Conditions of:
70 and 47/43 (High Temp. Point)
70 and 17/15 (Low Temp. Point)
Airflow = 3000 cfm
Heating Capacity (High Temp.) = 84000 Btuh
Heating Capacity (Low Temp.) = 53000 Btuh
Compressor Power (High Temp.) = 6.61 Kw
Compressor Power (Low Temp.) = 5.51 Kw
Coeff. of Perf. (High Temp) = 3.00
Coeff. of Perf. (Low Temp) = 2.28
Outdoor Fan Power = 550 Watts
Indoor Fan Power = 800 Watts
NOTE:
1. Rated with 25 feet of 1
3
/8" suction and ½" liquid
line.
