EN 54-22:2015+A1:2020
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Fire detection and fire alarm systems - Part 22: Resettable line-type heat detectors
26-02-2020
This European Standard applies to resettable line-type heat detectors consisting of a sensing element using an optical fibre, a pneumatic tube or an electrical sensor cable connected to a sensor control unit, either directly or through an interface module, intended for use in fire detection and fire alarm systems installed in and around buildings and other civil engineering works (see EN 54-1:2011).
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