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Which method of braking is generally used in elevators?

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in DC Machines by (506k points)
Which method of braking is generally used in elevators?

(a) Plugging

(b) Regenerative braking

(c) Rheostatic braking

(d) Mechanical braking

I had been asked this question during an internship interview.

Question is taken from Braking of DC Motors in section DC Motors of DC Machines

1 Answer

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Best answer
Correct option is (a) Plugging

Easiest explanation: Plugging braking provides maximum torque in opposite direction at the instant of braking, this characteristic of braking suits perfectly with the application that is in elevators. If switch is kept ON, we get reverse rotation also.

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