RT-PRC031-EN 75
Performance Data—Component Static Pressure Drops/
Fan Drive Selections
Table 37 Exhaust Air Fan Drive Selections
Casing Low/ Std RPM
Horse Power (HP)
7.5 HP 10 HP 15 HP 20 HP 25 HP 30 HP 40 HP 50 HP 60 HP
Drive No. Drive No. Drive No. Drive No. Drive No. Drive No. Drive No. Drive No. Drive No.
AStd
700 7 7
60066666
5005555
400444
BLow
700 7 7
60066666
5005555
400444
BStd
600 6 6 666
500 55 5555
4004444444
300333
CLow
600 6 6 666
500 55 5555
4004444444
300333
CStd
500 66
400 5 5 5 5 5
300 4 4 4
Table 38 Return Air Fan Drive Selections
Horse Power (HP)
Casing Low/
Std RPM 7.5 10 15 HP 20 HP 25 HP 30 HP 40 HP
Drive No. Drive No. Drive No. Drive No. Drive No. Drive No. Drive No.
AStd
1400 E
1300 D
1200 C C
1100 B
1000 A A
900 9
800 8 8
700 7
B, C Std
1200 C
1100 BB
1000 A A
900 9
800 8
700 7