Home/Stock Motors/Vertical Solid Shaft Motors/WPI SS Low Voltage High Thrust with “P” Base

WPI SS Low Voltage High Thrust with “P” Base

Totally Enclosed Fan Cooled, [VSP]

Categories: ,
HP 15 HP through 800 HP
Speed 1800, 1200 RPM
Voltage 230/460V (Usable on 208V)
Frequency 60 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
  • New Dual Column (60/50 Hz) Design Nameplate as Standard; 50 Hz Data 190/380V at 1.0 S.F.
  • Standard Features: Ball Type NRR, Drip/Splash Cover, Space Heaters (120V)
  • 5000 Frames and Above also include Mounting Provisions for bearing RTD's and Insulated Bearing Housing
  • Class F Insulation with Phenolic Alkyd 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#449VP 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 Solid Carbon Steel Shaft
  • Aluminum Die Cast Squirrel Cage Rotor Construction for F#449VP 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 for AMRCED (MAX-VSP™): Blue - Munsell 5PB 3/8
  • Guide Bearings: 213VP - 286VP frames are Double Shielded
  • Guide Bearings: 324VP - 5810 frames are Re-Greasable with Mobil Polyrex™ EM
  • Thrust Bearings: 213VP - 286VP frames are Re-Greasable Angular Contact with Mobil Polyrex™ EM
  • Thrust Bearings: 324VP - 405VP frames are Oil Lubricated Angular Contact with Site Glass
  • Oil Requirements for 324VP-405VP - 145 to 175 S.S.U. @100°F
  • Oil Requirements for 444VP-5810VP - 300 S.S.U. @100°F
  • Grounding Terminal Inside Main Box
  • Stainless Steel Nameplate and Rodent Screens
  • 12 Leads (PWS on 230V) on 213 - 405VP; 6 Leads on 444VP to 449VP; 5000 Frames and Above with Connection Studs
  • Suitable for Inverter Use per NEMA MG-, Part 31. 10:1 Variable Torque with NRR. 10:1 C.T., 20:1 VT without NRR Using Braking in VFD
  • Precautions should be taken to eliminate or reduce shaft currents that may be imposed on the motor by VFD as stated per NEMA MG-1 Part 31.