TECO Vertical Solid Shaft WPI Medium Voltage Motors


This TECO-Westinghouse catalog details Vertical Solid Shaft WPI Medium Voltage motors designed for deep well turbine pumps, irrigation, and water/wastewater applications. The motors are built with robust construction, inverter duty rating, and NEMA Premium efficiency for reliable performance in demanding environments.

Key Points

  • Output range: 200–1000 HP with speeds of 900, 1200, and 1800 RPM
  • Weather Protected Type I (WPI) enclosure with cast iron frame and end brackets
  • Class F insulation with VPI epoxy resin varnish; Class B temperature rise
  • Bearings: re-greasable guide bearings and oil-lubricated thrust bearings
  • Medium voltage operation: 2300/4000V, 3-phase, 60Hz
  • Inverter duty rated per NEMA MG-1 Part 31 for use with VFDs
  • Oversized, rotatable conduit box with fully gasketed NPT entrance
  • UL Recognized, CSA Approved, and suitable for inverter use