What test verifies the proper functioning of a grid-tied inverter's ability to disconnect from the grid during a utility outage?

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Multiple choice — select the best answer

APower factor test
BAnti-islanding test
CHarmonic distortion test
DMaximum power point tracking test

✓ Correct answer: B. Anti-islanding test The anti-islanding test verifies that the inverter will detect grid failure and safely disconnect from the utility grid within the required timeframe, preventing dangerous back-feeding during outages.

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