Code of Federal Regulations Title 46. Shipping § 46.120.312 Power sources on vessels of more than 19.8 meters (65 feet) in length carrying more than 600 passengers or with overnight accommodations for more than 49 passengers

(a) Two generator sets;

(b) An electrical power system that complies with the requirements of §§ 111.10–4, 111.10–5, and 111.10–9, in subchapter J of this chapter;

(c) A final emergency power source, as defined by § 112.01–20 in subchapter J of this chapter, with sufficient capacity to power the loads listed in § 112.15–5 in subchapter J of this chapter for three hours;  and

(d) The final emergency power source located outside the machinery space.