<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause id="_000289e6-facc-42d8-9843-b743665270f8" outputclass="ncc-clause"><meta><facet building="Class 2"/><facet building="Class 3"/><facet building="Class 4"/><facet building="Class 5"/><facet building="Class 6"/><facet building="Class 7a"/><facet building="Class 7b"/><facet building="Class 8"/><facet building="Class 9a"/><facet building="Class 9b"/><facet building="Class 9c"/><facet building="Class 10a"/><facet building="Class 10b"/><facet building="Class 10c"/></meta><sptc>9.5.1</sptc><title id="_7bca7e17-132d-4688-8147-e23b2cadcf93">Smoke alarm requirements</title><archive-num>2019: 3.7.5.2</archive-num><clause-variation href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/4593_0.9.0.xml" variation="NSW" variation-type="REPLACE">NSW REPLACE Clause</clause-variation><subclause id="_5cf5ba61-d4a1-4797-b74b-7f776d384153" outputclass="subclause"><title id="_55a0e51e-6bf6-497a-ad65-0973e7ccfd6c">SubClause</title><num>1</num><p>Smoke alarms must—</p><ol outputclass="alpha"><li id="_5a06765d-d738-4195-9d16-2ea8a18ea234">be located in—<ol><li>a Class 1a building in accordance with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1959_0.7.0.xml#_2b4ce5cc-00f2-4837-9487-6d4bd46e6e18" id="_dbabca74-21a0-4488-9d44-8a1a7960859d" scope="local" type="clause">9.5.2</xref> and <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1961_1.3.0.xml#_251b7944-af8a-4c9c-b758-01bab4fef807" id="_39eb3e48-1cc8-400b-96a1-b11754fc0370" scope="local" type="clause">9.5.4</xref>; and</li><li>a Class 1b building in accordance with <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1960_0.8.0.xml#_8973f7e5-3571-4b2c-a8a1-f80b71992f49" id="_15098550-b445-4f29-a4bf-c0dfd329d7e1" scope="local" type="clause">9.5.3</xref> and <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1961_1.3.0.xml#_251b7944-af8a-4c9c-b758-01bab4fef807" id="_bce2ae54-3f28-4e3b-9438-979de7b184b3" scope="local" type="clause">9.5.4</xref>; and</li></ol></li><li id="_35826af6-9aff-4ba1-b102-447ba838ad40">comply with AS 3786, except that in a Class 10a <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1414_4.2.0.xml#_230a3a0f-1539-4b9d-9a2d-8edf732e59dd" id="_e19af1b2-607b-420f-a4a1-554bb3c07050" inv:access="external" scope="local" type="abcb-glossentry">private garage</xref> where the use of the area is likely to result in smoke alarms causing spurious signals, any other alarm deemed suitable in accordance with AS 1670.1 may be installed provided that smoke alarms complying with AS 3786 are installed elsewhere in the Class 1 building; and</li><li id="_bb8da684-a0ba-4947-8188-f427da61cdfd">be powered from the consumer mains source where a consumer mains source is supplied to the building; and</li><li id="_b9e3db35-0366-466f-92a6-a9b8f60df598">be interconnected where there is more than one alarm.</li></ol></subclause><callout id="_bc8adc96-06f6-4a8d-be0c-29b5d8343f92"><callout-type ncc-info-type="info"/><p>A smoke alarm can give spurious alarms if the atmosphere contains particles which obscure vision, such as could occur in a Class 10a <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1414_4.2.0.xml#_230a3a0f-1539-4b9d-9a2d-8edf732e59dd" id="_25ae7cbb-a1de-4feb-817e-6324931ecb3d" inv:access="external" scope="local" type="abcb-glossentry">private garage</xref> part of a building. 9.5.1(b) therefore allows the use of a more suitable alarm, such as a heat alarm, in these locations.</p><p>9.5.1(d) requires alarms to be interconnected where there is more than one alarm. This only applies within a single dwelling. Therefore, alarms in a Class 1a dwelling need not be interconnected with alarms in another dwelling or a <xref xmlns:inv="urn:xpressauthor:xpressdocument" format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1414_4.2.0.xml#_230a3a0f-1539-4b9d-9a2d-8edf732e59dd" id="_e95bb308-2f1a-47c2-ba7e-14f6fe87d7e5" inv:access="external" scope="local" type="abcb-glossentry">private garage</xref> which does not belong to the Class 1a dwelling.</p></callout></clause>