Difference between revisions of "Emergency battery"
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Latest revision as of 00:25, 25 February 2009
6-5-085
A battery used to maintain the essential services on the failure of principal power supply at a station.
Note: The term can also be used for a battery that provides power to emergency apparatus that has been brought into service.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)