21-L Series Motors

The 21-L series three-phase high-voltage motors are designed for all applications and industries.  The 21-L Series is compatible with variable frequency drive applications.  
- Designs up to 18,000 kW (25,000 hp)
- Wide variety of enclosures
- Rugged, fabricated steel construction
- Frame sizes from 450 mm ~ 950 mm
- Designed to meet worldwide standards

- Fabricated copper bar rotor construction

21-L Series Motors Features and Benefits
Design Feature Customer Benefit
Excellent Electrical Performance


 - Higher efficiency
- Higher power factor
- Superior starting characteristics
Unique Modular Construction


 Easy motor enclosure conversion:
ODP, WP1, WP2, CACA (TEAAC), CACW (TEWAC)
New Compact Design - Extensive electrical magnetic field analysis
- Heat transfer analysis
- Improved ventilation
Lower Noise & Less Vibration

 		Advanced techniques in core/frame construction
Advanced VPI Insulation SystemCan withstand higher surge
Quality Control


- Low operating/maintenance costs
- High reliability
- Extended re-greasing intervals

View Brochure PDF (print version)
View Brochure PDF (email version)


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TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS-CORPORATION