21-FII Series Motors

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21-FII series three-phase high-voltage motors are designed for all applications and industries. Built on IEC frame sizes with cast aluminum squirrel cage rotors, 21-Fll motors meet test performances in compliance with IEC, NEMA, BS and AS. The 21-L Series is compatible with variable frequency drive applications.

  • Efficient performance reduces cost of ownership
  • Compact size reduces installation costs
  • Well-designed frame construction provides low noise and vibration
  • High quality insulation system provides electrical and mechanical reliability
21-FII Series Motors Features and Benefits
Design Feature
Customer Benefit

Aluminum Die Cast Rotor

  • High reliability
  • Frequent starting duty
  • Lower rotor inertia

 

Cast iron fin frame with optimized cooling surface

Higher efficiency

Bearing housing designed to permit longer re-greasing intervals

  • Reduced bearing maintenance
  • Re-greasing allowed during motor operation

Main terminal box can be installed in multiple locations and positions.

  • Terminal box located on top of the frame can be rotated in increments of  90°
  • The terminal box can also be mounted at an angle (left and right of the frame) when required for side mount cable entry.

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