PK: Class 125VDC Flashcards Preview

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Flashcards in PK: Class 125VDC Deck (4)
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How long will the Class Batteries provide power on a loss of AC?

2 Hours


What prevents the Class Battery Swing Chargers from being aligned to two PK buses at the same time?

A mechanical interlock


What from the PK system is required to operate SIC-653 or SID-654?

The Battery and the Battery Charger both have to be on the bus


What happens to the DG if its control power from PKA or PKB is lost?

- If its running, it will trip and the output breaker will remain closed causing the DG to motorize.
- If its not running, it won't start