<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause id="_b20e0980-cd72-4a87-b871-c3138ebcc4f5" outputclass="ncc-clause"><meta><facet building="Class 1a"/><facet building="Class 1b"/><facet building="Class 10a"/><facet building="Class 10b"/><facet building="Class 10c"/></meta><sptc>S13C5</sptc><title id="_69f48039-c5a7-4867-88a6-ffb5e7f927a5">Wires and cables</title><archive-num>2019: Spec C3.15: 5</archive-num><subclause id="_8f9f7a2d-c09d-4fe4-9c4e-dba776863369" outputclass="subclause"><title id="_c7c231ff-cf7c-45ee-8438-c53d1a888c5c">SubClause</title><num>1</num><p>If a wire or cable or cluster of wires or cables penetrates a floor, wall or ceiling—</p><ol outputclass="alpha"><li id="_3e6577c3-8f8b-4f9a-a6c6-e7cbe9daf1d0">the opening must be neatly formed, cut or drilled and no closer than 50 mm to any other service; and</li><li id="_284e5783-9643-4f49-ba83-65138747404b">the opening must be no larger in cross-sectional area than—<ol><li>2000 mm<sup id="_c0b80cb0-bc78-4fe6-95b6-4fc8fcb7044d">2</sup> if only a single cable is accommodated and the gap between cable and wall, floor or ceiling is no wider than 15 mm; or</li><li>500 mm<sup id="_3652af9c-2a38-4b9e-a88b-3e07587c22cb">2</sup> in any other case; and</li></ol></li><li id="_f7054f60-6e18-41c7-9b85-baadd65ad3c4">the gap between the service and the wall, floor or ceiling must be fire-stopped in accordance with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/575_5.2.0.xml#_86c5cb34-f4d4-4211-9fe4-042c05ad5c50" id="_19131424-21ce-4e4a-bee2-b1aa64100eb7" scope="local" type="clause">S13C7</xref>.</li></ol></subclause></clause>