1.

What Are The Advantages And Disadvantages Of Ac, Dc Motors?

Answer»

ADVANTAGES of AC Motors:

  • Low cost,
  • long life,
  • high efficiency,
  • large ratings available (to 1 MW or more),
  • large number of STANDARDIZED types.

Disadvantages of AC Motors:

  • Starting inrush current can be high,
  • speed CONTROL requires variable frequency source.

Advantages of DC Motors:

  • Precision positioning,
  • High holding torque,
  • Long lifespan,
  • Low maintenance,
  • High efficiency

Disadvantages of DC Motors:

  • Some can be costly,
  • Require a controller,
  • Higher initial cost,
  • Requires a controller.

Advantages of AC Motors:

Disadvantages of AC Motors:

Advantages of DC Motors:

Disadvantages of DC Motors:


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