46 C.F.R. § 120.360 Semiconductor rectifier systems.
Title 46 - Shipping
(a) Each semiconductor rectifier system must have an adequate heat removal system that prevents overheating. (b) Where a semiconductor rectifier system is used in a propulsion system or in other vital systems it must: (1) Have a current limiting circuit; (2) Have external overcurrent protection; and (3) Meet Sections 35.84.2 and 35.84.4 of the American Bureau of Shipping (ABS), “Rules for Building and Classing Steel Vessels,” or other standard specified by the Commandant.
Title 46: Shipping
PART 120—ELECTRICAL INSTALLATION
Subpart C—Power Sources and Distribution Systems
§ 120.360 Semiconductor rectifier systems.

