Pulley Combinations for the CFA3.24-A25-25H fan with a DTP7/543 Phs, 7.5 HP, ODP, Premium (E-Plus3) Eff. Motor
Motor Pulley: 2VP60 x 1-3/8
6 Turns = 4.3 Motor Pitch
0 Turns = 5.5 Motor Pitch
1/2 Turn = 0.1 Motor Pitch
RPM Range Fan Pulley Pitch Dia. Bushing Belt Qty Belt by Discharge Max Turns Pitch @ Max Turns Min Turns Pitch @ Min Turns
Down Side
453 - 470 2B5V200 20.3 2  BX92     5.0 5.25 1.0 5.45
Motor Pulley: 2VP65 x 1 3/8
6 Turns = 5.2 Motor Pitch
0 Turns = 6.4 Motor Pitch
1/2 Turn = 0.1 Motor Pitch
RPM Range Fan Pulley Pitch Dia. Bushing Belt Qty Belt by Discharge Max Turns Pitch @ Max Turns Min Turns Pitch @ Min Turns
Down Side
505 - 580 2B5V184 18.7 B-2 3/16 2  BX92     5.0 5.4 1.0 6.2
580 - 666 2B5V160 16.3 B-2 3/16 2    BX86   5.0 5.4 1.0 6.2
Motor Pulley: 2VP75X1-3/8
6 Turns = 6.2 Motor Pitch
0 Turns = 7.4 Motor Pitch
1/2 Turn = 0.1 Motor Pitch
RPM Range Fan Pulley Pitch Dia. Bushing Belt Qty Belt by Discharge Max Turns Pitch @ Max Turns Min Turns Pitch @ Min Turns
Down Side
399 - 448 2B5V278 28.1 B-2 3/16 2    BX103   5.0 6.4 1.0 7.2
446 - 502 2B5V250-5VX 25.1 B-2 3/16 2    BX103   5.0 6.4 1.0 7.2
The manufacturer reserves the right to use alternate motors from alternate vendors that meet the operating requirements of the fan but may have slightly different specifications.