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Which motor is preferred for overhead traveling cranes?

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in Electric Drives by (99.7k points)
Which motor is preferred for overhead traveling cranes?

(a) Intermittent periodic motor

(b) Continuous duty motor

(c) Slow speed duty motor

(d) Short time rated motor

The question was posed to me in quiz.

Query is from Motors Rating and Heating in chapter Rating and Heating of Motors of Electric Drives

1 Answer

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Best answer
The correct answer is (a) Intermittent periodic motor

The best explanation: Intermittent periodic motor is preferred for overhead traveling cranes. Cranes require high starting torque for a short interval of time. Intermittent periodic motors have low synchronous speed.

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