Question Sr 2 2006

A ship operating on U.M.S mode must have an automatic fire detection system for machinery space

Sketch a line diagram of the system showing how shipboard main supply is fed through battery charger and emergency battery to fire detector heads and fire zone indicator panel and alarm

In the event of the main supply failure state the length of time for which the emergency battery should be capable of operating the system

Sketch and describe a line termination or other method of monitoring the integrity of the system