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发表于 2010-7-15 21:27
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来自: 中国上海
DNV rules:
102 Fire resistant cables
a) Cables for services, required to be operable under fire conditions
shall be of fire resistant type complying with the requirements
of IEC 60331-, where they pass through
machinery spaces of category A and other high fire risk areas
other than those which they serve. For passenger vessels
this requirement also applies for cables passing
through main vertical fire zones. (IACS UR E15)
b) Systems that are self-monitoring, fail safe or duplicated
with runs as widely as is practicable may be exempted.
c) The following electrical services are required to be operable
under fire conditions:
— fire and general alarm system
— fire extinguishing systems and fire extinguishing medium
alarms
— fire detection system
— control and power systems to power operated fire
doors and status indication for all fire doors
— control and power systems to power operated watertight
doors and their status indication
— emergency lighting
— public address system
— low location lighting
— emergency fire pump (IACS UI SC 165)
— remote emergency stop/shutdown arrangements for
systems which may support the propagation of fire
and or explosion (IACS UR E 15). |
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