Shore power at AC dock pedestals should be tested to confirm correct voltage (120 or 240V), frequency (60 Hz), absence of stray current (ground faults), and proper grounding, because poor ground systems in marina wiring cause many electrical problems on boats.
normativepending
Speaker
Mike BonakerEvidence Quote
“one is you know especially if you're troubleshooting or have an issue on the boat you got to confirm that you have at the pedestal what you think you have uh that you have 120 or 240 volts that you have 60 hertz uh but then you're also looking for things like um straight current”
Source
ABYC Online Education "Huddle": Discussion and Review of Popular Technical Topics with Mike Bonicker— American Boat & Yacht Council - ABYCCreated: 8/13/2026, 9:52:05 AM
My Notes
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