A detailed test procedure is provided for determining the ampacity derating factor in the following cable installation configurations: block-out or sleeve-type cable penetration fire stops; conduits covered with a protective material; tray covered with a protective material; cable directly covered or coated with a fire-retardant material; and free-air drops enclosed with a protective material.
Working Group Details
- IEEE Power and Energy Society
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- Sponsor Committee
- PE/IC - Insulated Conductors
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- Working Group
D13W/P848_WG - Standard Procedure for the Determination of the Ampacity Derating Factor For Fire-Protected Cable Systems
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- Dalisa Gonzalez
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- Working Group Chair
- Robert Konnik
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