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e-CFR data is current as of November 24, 2020

Title 46Chapter ISubchapter KPart 120Subpart C → §120.370


Title 46: Shipping
PART 120—ELECTRICAL INSTALLATION
Subpart C—Power Sources and Distribution Systems


§120.370   General grounding requirements.

(a) A vessel's hull must not carry current as a conductor except for the following systems:

(1) Impressed current cathodic protection systems; or

(2) Battery systems for engine starting.

(b) Receptacle outlets and attachment plugs for portable lamps, tools, and similar apparatus operating at 100 volts or more, must have a grounding pole and a grounding conductor in the portable cord.

(c) Each nonmetallic mast and top mast must have a lightning ground conductor.

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