Pulley Combinations for the CFA3.48-A25-25H fan with a NP02043 Phs, 20 HP, TEFC, Premium (E-Plus3) Eff. Motor
Motor Pulley: 2VP65 x 1 5/8
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
583 - 669 2B5V160 16.3 2  5VX730     5.0 5.4 1.0 6.2
605 - 695 2B5V154 15.7 2    5VX780   5.0 5.4 1.0 6.2
Motor Pulley: 2VP75X1-5/8
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
691 - 777 2B5V160 16.3 B-2 3/16 2    5VX850   5.0 6.4 1.0 7.2
717 - 807 2B5V154 15.7 B-2 3/16 2  5VX830     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.