6 Power supply and fallback arrangements
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Resolutions - Maritime Safety Committee - Resolution MSC.253(83) - Adoption of the Performance Standards for Navigation Lights, Navigation Light Controllers and Associated Equipment - (Adopted on 8 October 2007) - Annex - Performance Standards for Navigation Lights, Navigation Light Controllers and Associated Equipment - 6 Power supply and fallback arrangements

6 Power supply and fallback arrangements

  6.1 Each NL should be connected, via separate circuits, to a NLC located on the bridge in order to avoid any NL failure, including short circuit, that affect any other NLs connected to the NLC. A NLC may only be additionally connected to special signal lights such as lights required by canal authorities.

  6.2 It should be possible to operate the NLC and NLs when supplied by an emergency source of electrical power in accordance with the appropriate requirements of chapter II-1 of the 1974 SOLAS Convention, as amended.

  6.3 Automatic switch over to the alternative source of power is permitted.

Parent topic: Annex - Performance Standards for Navigation Lights, Navigation Light Controllers and Associated Equipment
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