What happen when the AVR of the generator fails? Will it cause
power instability and total failure of the alternator?

Answer Posted / sheikh

AVR is Automatic voltage regulator. AVR is a vital part of Alternator if Avr has become failed than alternator should gone at shutdown on undervoltage or No volltage safety. its make clear that whenever your enginator reduce the Rpm by any other fault than alternator also going on undervoltage safety that time AVR cannot balanced the determined voltage or Set point voltage.

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