20 SSP-PRC001-EN
Performance Data
20 Ton
Table PD-16: Gross Heating Capacities (MBh) 20 Ton TWA240B Heat Pump with 20 Ton
TWE240B Air Handler at 8000 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 64.1 89.6 97.7 103.6 14.7 17.1 18.3 19.4
-13 81.2 97.6 103.4 107.6 15.4 17.4 18.5 19.5
-8 94.5 106.1 110.1 113.1 15.9 17.8 18.8 19.8
-3 106.6 114.7 117.5 119.5 16.3 18.1 19.1 20.1
2 118.3 123.8 125.6 126.9 16.7 18.5 19.4 20.4
7 130.1 133.4 134.5 135.1 17.1 18.8 19.7 20.7
12 141.9 143.6 144 144.2 17.5 19.2 20.1 21.1
17 154.1 154.4 154.4 154.2 17.9 19.6 20.5 21.6
22 166.7 166 165.5 165 18.2 20 21 22
27 179.9 178.3 177.6 176.8 18.6 20.4 21.4 22.5
32 193.7 191.5 190.5 189.5 19 20.9 21.9 23.1
37 207.6 204.8 203.6 202.5 19.4 21.4 22.4 23.6
42 221.9 218.8 217.4 216.2 19.9 21.9 23 24.2
47 237 233.5 232 230.7 20.4 22.4 23.6 24.8
52 253 249.3 247.6 246.2 20.9 23 24.2 25.5
57 269.6 265.7 263.9 262.3 21.4 23.6 24.9 26.2
62 286.8 282.6 280.6 278.9 22 24.3 25.5 26.9
67 304.4 299.9 297.8 295.8 22.7 25 26.3 27.6
72 322.8 317.9 315.6 313.4 23.4 25.8 27 28.4
Correction Factors — Other Airflows
(Table Value X Correction Factor = Value at New
Airflow)
Airflow 7000 9000
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 = 8000 cfm
Heating Capacity (High Temp.) = 232000 Btuh
Heating Capacity (Low Temp.) = 155000 Btuh
Compressor Power (High Temp.) = 18.08 Kw
Compressor Power (Low Temp.) = 15.00 Kw
Coeff. of Perf. (High Temp) = 3.00
Coeff. of Perf. (Low Temp) = 2.30
Outdoor Fan Power = 2150 Watts
Indoor Fan Power = 2300 Watts
NOTE:
1. Rated with 25 feet of 1
3
/8" suction and ½" liquid
line.
