This part of IEC 60092 specifies requirements for all electric propulsion plant and gives thespecifications, system design, installation and testing of at least??generators and their prime movers;??switchboards;??transformers/reactors;??semiconductor convertors;??propulsion motors;??excitation systems;??control, monitoring and safety systems;??wires, cables, busbars, trunking systems.Bow and stern thrusters intended as auxiliary steering devices, booster and take-homedevices, all auxiliary generating plants, and accumulator battery powered propulsionmachinery and equipment are excluded.