Pulley Combinations for the SIF11BDHP fan with a .7518OT3E56-S48PP3 Phs, 0.75 HP, ODP (Open Drip Proof) Motor
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Motor Pulley: 1VL40 x 5/8
5 Turns = 2.6 Motor Pitch
0 Turns = 3.6 Motor Pitch
1/2 Turn = 0.1 Motor Pitch
RPM Range Fan Pulley Pitch Dia. Bushing Belt Qty Belt Max Turns Pitch @ Max Turns Min Turns Pitch @ Min Turns
1518 - 1843 AK32H 3.2 H-1 AX41   4.0 2.8 1.0 3.4
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.