https://fire-safety.academy/w/index.php?action=history&feed=atom&title=File%3AFse-detector-activation-time-v1.svg 2026-11-04T15:47:41Z Revision history for this page on the wiki MediaWiki 1.43.11 https://fire-safety.academy/w/index.php?title=File:Fse-detector-activation-time-v1.svg&diff=2279&oldid=prev 2026-11-02T16:27:51Z

<p>Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity</p> <p><b>New page</b></p><div>== Summary ==<br /> Detection on a design fire curve: the fire must be detected at the critical fire size so that all later actions finish before the design limit. Based on Schifiliti et al. (2002), pp. 4-2 to 4-3, and Ministry of Business, Innovation and Employment (2025b), p. 26.<br /> <br /> Original illustration for [[Detector activation time]], level 4 Expert.<br /> <br /> * Source basis: Schifiliti et al. (2002), p. 4-2 (critical fire, design objective, fixed and variable delays, response lag, total system response time) and p. 4-3 (Figure 4-1.1 design fire curve, redraw, do not copy); Ministry of Business, Innovation and Employment (2025b), p. 26 (RSET = td + tn + tpre + ttrav or tflow)<br /> * Alt text: Rising fire curve marking the critical fire, the delays after detection and the design limit, above a bar of the four parts of RSET.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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