Q4. (a) Explain why it is necessary to have reverse power protection for alternators intended for parallel operation (6)
(b) (i) Sketch a reverse power trip (5)
(ii) Explain briefly the principle on which the operation of this power trip is based and how tripping is activated (5)
Q2. a) Explain why it is necessary to have reverse power protection for alternators intended for operation. (6)
b) (i) Sketch a reverse power trip. (5)
(ii) Briefly explain the principle on which the operation of this power trip is based and how tripping is activated. (5)
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