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<p>Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity</p> <p><b>New page</b></p><div>== Summary ==<br /> Release chain of a deployable closure and the effect of a detection failure. Based on Australian Building Codes Board (2020a), Data Sheet C3, p. 98, and Data Sheet C7, p. 201, and Australian Building Codes Board (2020b), p. 100.<br /> <br /> Original vector illustration for [[Fire curtain]], level 2 Intermediate.<br /> <br /> * Source basis: Australian Building Codes Board (2020a), Data Sheet C3, p. 98 (FIP releases doors with hold-open devices, dampers and vents) and Data Sheet C7, p. 201 (hold-open device released by sensing device); Australian Building Codes Board (2020b), p. 100 (worked example: total detection failure about 20 %, smoke doors do not fail safe and close)<br /> * Alt text: Flowchart from smoke or heat detection via the fire indicator panel to release of the hold-open device and closure, with a failure branch.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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