450HP- WL250045

The Ward Leonard WL250045

The Ward Leonard WL250045 inverter-rated AC induction 450HP motor is a random wound motor that can achieve up to 450HP in a standard 400HP frame. It is manufactured for optimal use in top drives, rotary tables and drawworks applications, as well as achieve up to 5 years and 100,000 hours of continuous duty.

Constructed with nodular cast iron, the WL250040 is designed to withstand high shock and vibration conditions. With Certified Class H insulation and a maximum temperature rise of 95°C, our 450HP motor is suited for any climate or hostile operating environment.


Key Features

  • 4-pole stator with form wound windings
  • Certified Class H insulation
  • Cast aluminum rotor bars
  • 2-cycle global VPI
  • Constructed with nodular cast iron
  • Designed for Variable Frequency Drive (VFD) operation
  • Heaters — 1 each end
  • 4140 & 4340 alloy shafts available
  • IP 44 motor enclosure
  • Shaft seals & oil slingers on the drive & non-drive sides
  • Six (6) 100Ω platinum RTDs; 2/phase embedded in stator
  • ISO 9001:2008-certified

Technical Data

Motor Diagram

Motor Diagram
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Speed Torque Curves

Speed Torque Curves
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Custom Engineering

Need to optimize this motor to fit specific application requirements? No problem. Our only goal is to deliver a motor that will be the most efficient and effective solution for your needs. Just Contact Us today to speak with an engineer about your specs… or your “wish list.”



Support Center & Resources

High Power Density Video
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450HP AC Drilling Motor –
Model WL250045
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Ward Leonard High Power Density Drilling Motors Brochure
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Ward Leonard
MotorCare Brochure
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Ward Leonard Oil & Gas
Brochure
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