CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER K—SMALL PASSENGER VESSELS CARRYING MORE THAN 150 PASSENGERS OR WITH OVERNIGHT ACCOMMODATIONS FOR MORE THAN 49 PASSENGERS (parts 114 to 123) > PART 120—ELECTRICAL INSTALLATION > SUBPART C—Power Sources and Distribution Systems (§120.310 to §120.392) > 120.360—Semiconductor rectifier systems.

120.360—Semiconductor rectifier systems.

(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.