21 Series Squirrel Cage Induction Motors


The 21 Series offers advanced technology, focusing on application requirements, high quality, low cost, and high performance.



21 Series Induction Motors Features and Benefits
Design Feature Customer Benefit
CAE Technique Develops High-Efficiency




CAE Technique analysis of motor factors that effect high efficiency:
• Heat transfer
• Flux density distribution of core
• Cooling characteristics
• Deformation of stator coil end
Advanced Insulation Technique





The evolution of insulation materials and manufacturing techniques result in a longer life

Surge capability for inverter drive applications
Full Data Service

Performance data, drawings and technical details are provided in electronic format
High Quality and Reliability Improvements for the 21 Series are based on operation in the field and input from our customers

Highly reliable insulation, low vibration, suitable bearing selection and component standardization contribute to quality and reliability
Easy Maintenance and Customer Support


L10 life of rolling bearings is 100,000 hours; extended re-greasing interval

World wide standard sleeve bearing

After sales service is available through TMEIC


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