EL-23 Motor Codes – PDF
Standards NYB allproducts – PDF
– NYB
https://www.nyb.com/
– Fan Selection
https://apps.nyb.com/fantosize/ProductSelection.aspx
– Drawings on Demand
https://apps.nyb.com/drawingsondemand/
Fan Information Look Up
https://apps.nyb.com/FanDocumentLookup/