Pulley Combinations for the SIF24BD fan with a 00318OT3E56Z-48PP3 Phs, 3 HP, ODP, Premium (E-Plus3) Eff. Motor
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Motor Pulley: 2VP42 x 7/8
6 Turns = 3 Motor Pitch
0 Turns = 4 Motor Pitch
1/2 Turn = 0.083333333 Motor Pitch
RPM Range Fan Pulley Pitch Dia. Bushing Belt Qty Belt Max Turns Pitch @ Max Turns Min Turns Pitch @ Min Turns
711 - 861 2BK80H 7.7 H-1 7/16 BX79   5.0 3.17 1.0 3.83
818 - 990 2BK70H 6.7 H-1 7/16 BX78   5.0 3.17 1.0 3.83
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.