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Code of Federal Regulations Title 46. Shipping § 46.112.05–3 Main-emergency bus-tie

Current as of January 02, 2025 | Updated by Findlaw Staff

Each bus-tie between a main switchboard and an emergency switchboard must:

(a) Disconnect automatically upon loss of potential at the emergency switchboard;

(b) Be arranged to prevent parallel operation of an emergency power source with any other source of electric power, except for interlock systems for momentary transfer of loads;  and

(c) If arranged for feedback operation, open automatically upon overload of the emergency power source before the emergency power source is tripped off the line from the overload.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 46. Shipping § 46.112.05–3 Main-emergency bus-tie - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-46-shipping/cfr-sect-46-112-05-3/

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