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Arrangement 4
Shows the motor on the pedestal and gives any warnings regarding the hub length.
Centrix will automatically recommend that small motors with top mounted terminal boxes be used so that there is no interference with the casing uprights.
The motor shaft must be of sufficient length to accommodate the hub length plus clearances between the start of the hub and the outside of the casing.
You can change any of the values in green if desired.
If you change the gap between the casing and the impeller backplate you may have to make special arrangements to position the inlet cone depending on the design of the fan.
Set Hub Thro Backplate - This check box indicates if the hub is flush with the Impeller back plate or set through up to the shoulder. The design of the impeller hub can be changed in the Impeller Details section.
HUB DRG button is only enabled if an integral fabricated hub has been selected in the Impeller Details section.