“Dead ship condition” means the condition under which the main propulsion and the boilers and auxiliaries are not in operation due to the absence of power.
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“Emergency condition” means the condition under which any services needed for normal operational and habitable conditions are not in working order due to failure of the main source of electrical power.
“Emergency source of electrical power” means the source of electrical power intended to supply the emergency switch board in the event of failure of the supply from the main source of electrical power.
“Emergency switch board” means the switch board which in the event of failure of the main electrical power supply system is directly supplied by the emergency source of electrical power or the transitional source of emergency power and is intended to distribute electrical energy to the emergency services.