Engine_2014 : Electricity - 1341/2299
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| Undervoltage trips are frequently installed on switchboard circuit breakers for what reason? |
| A) trip out generators in the event of severe arcing or sparking |
| B) trip out generators when there is reversal of power in the main circuit |
| C) trip out the breaker if the generator overspeeds by 5%, but continues to run |
| D) trip out the generator when there is insufficient voltage being delivered to distribution circuits |
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