14 ACC-SVN228B-EN
Temperature Rise Data
Table 4. Air temperature rise
(a)
kW Stages
6 Tons
1800 cfm
7.5 Tons
2250 cfm
8.5 Tons
2550 cfm
10 Tons
3000 cfm
12.5 Tons
3750 cfm
15 Tons
4500 cfm
17.5 Tons
5250 cfm
20 Tons
6000 cfm
25 Tons
7500 cfm
9.00 1 15.81 12.64 11.16
––––––
18.00 1 31.61 25.29 22.31 18.97 15.17 12.64
–––
27.00 2 47.42 37.93 33.47 28.45 22.76
––––
36.00 2 63.22 50.58 44.63 37.93 30.35 25.28 21.67 18.96 15.17
54.00 2
–––
56.90 45.52 37.93 32.51 28.45 22.76
72.00 2
––––––
43.35 37.93 30.34
(a) For minimum design airflow, see airflow performance table for each unit. To calculate temp rise at different airflow, use the following formula:
Temp. rise across Electric Heater = (kW x 3414)/(1.08 x cfm).