File:Fse-aspirating-smoke-detection-v4.svg

Fse-aspirating-smoke-detection-v4.svg (SVG file, nominally 900 × 600 pixels, file size: 7 KB)

Summary

Simplified event tree for crediting a very early warning fire detection system in a low-voltage electrical cabinet, with the NRC example values. Based on Hyslop et al. (2010), pp. 13-5 to 13-8.

Original vector illustration for Aspirating smoke detection, level 2 Intermediate.

Source basis: Hyslop et al. (2010), Figure 13-2 on p. 13-8 (simplified event tree, redraw, do not copy), p. 13-5 (β), p. 13-6 (γ, at least 1 h warning), p. 13-7 (δ set to 1, not shown in the simplified tree), p. 13-8 (ε1, ε2)
Alt text: Event tree from a cabinet fire through detector alert, operator response and suppression to outcomes with and without fire damage outside the cabinet.

Licensing

New drawing by Fire Safety Academy. © Fire Safety Academy.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	17:17, 2 November 2026		900 × 600 (7 KB)	Lisa (talk \| contribs)	Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity

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Aspirating smoke detection

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Short title	Simplified event tree for crediting a very early warning fire detection system in a low-voltage electrical cabinet, with the NRC example values. Based on Hyslop et al. (2010), pp. 13-5 to 13-8.
Image title	Event tree from a cabinet fire through detector alert, operator response and suppression to outcomes with and without fire damage outside the cabinet. Source basis: Hyslop et al. (2010), Figure 13-2 on p. 13-8 (simplified event tree, redraw, do not copy), p. 13-5 (β), p. 13-6 (γ, at least 1 h warning), p. 13-7 (δ set to 1, not shown in the simplified tree), p. 13-8 (ε1, ε2)
Width	900
Height	600