WPI SS Medium Voltage High Thrust with "P" Base

Totally Enclosed Fan Cooled, [VSKP]

HP200 HP through 1000 HP Speed1800, 1200, 900 RPM Voltage2300/4000V Frequency60 Hz.


  • Three Phase, 60 Hz, 1.15 Service Factor (Continuous on Sine Wave Power)
  • Inverter Duty (PWM) per NEMA® MG-1 Part 31 at 1.0 Service Factor
  • Standard Features: Coupling w/ Gib Key, Ball Type NRR, Drip/Splash Cover, Space Heaters (120V)
  • Class F Insulation with VPI Epoxy Resin Varnish
  • Class B Temperature Rise
  • NEMA Design B Torques
  • Oversized Main Conduit Box Rotatable in 90 Degree Increments - Fully Gasketed with NPT Threaded Entrance
  • Cast Iron Conduit Box for F#449TP and Below; Steel Plate Conduit Box for F#5000
  • Designed for 40˚C Ambient Temperature
  • Designed for 3300 ft. Elevation
  • Counterclockwise (CCW) Rotation; Viewed from Top
  • Cast Iron Frame & End Brackets
  • 1045 Hollow Carbon Steel Shaft
  • Aluminum Die Cast Squirrel Cage Rotor Construction for F#449TP and Below
  • Squirrel Cage Copper or Copper Alloy Bar Rotor Construction for F#5000
  • Paint System: Phenolic Rust Proof Base Plus Polyurethane Top Coat
  • Paint Color: Blue - Munsell 5PB 3/8
  • Vacuum De-Gassed Re-Greasable Ball Bearings Frames -5007VP & Up with Mobil Polyrex™ EM Grease
  • Guide Bearings: 324VP - 5810VP Frames are Re-Greasable with Mobil Polyrex™ EM Grease
  • Thrust Bearings: 5009 - 5810VP Frames are Oil Lubricated Angular Contact or Spherical Thrust Bearing with Site Glass
  • Oil Requirements for 444VP - 5810VP Frames: 300 S.S.U. @ 100°F
  • Grease Discharge Fittings on Frames with Re-Greasable Motors
  • Labyrinth Type Metal Flinger on Lower End Bracket
  • Grounding Terminal Inside Main Box
  • Stainless Steel Nameplate
  • VFD Rated per NEMA MG1, Part 31
  • Speed Ranges: 10:1 VT, 4:1 CT
  • 6 Leads
  • UL Recognized and CSA Approved
  • Precautions Should Be Taken to Eliminate or Reduce Shaft Currents that May Be Imposed on the Motor by the VFD as stated per NEMA MG1, Part
  • Ball Type NRR Provided