Abstract
ISO 7240-4:2003 specifies requirements, test methods and performance criteria for power supply equipment (p.s.e.) for use in fire detection and alarm systems installed in buildings.
General information
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Status: WithdrawnPublication date: 2003-08Stage: Withdrawal of International Standard [95.99]
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Edition: 1Number of pages: 16
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Technical Committee :ISO/TC 21/SC 3ICS :13.220.20
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Life cycle
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Now
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Revised by
PublishedISO 7240-4:2017