47509020001 is the main drive motor used on the Ingersoll Rand R11i rotary screw air compressors.
This is a tri voltage motor that can be run on 208/3/60, 230/3/60 or 460/3/60hz power.
Part #: 88171913
Part #: 24121212
Part #: 23694938
Part #: 47518595001