<?xml version="1.0" encoding="UTF-8" standalone="no"?><?Xpress productLine="ncc-clause" ?><clause id="_afc9a937-9a85-47a5-99c0-67a484a6f4e8" outputclass="ncc-clause"><meta><facet building="Class 1a"/><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>9.5.5</sptc><title id="_a4fc1994-440f-4f50-8210-e2e22ec7d7fc">Lighting to assist evacuation – Class 1b buildings</title><archive-num>2019: 3.7.5.6</archive-num><subclause id="_e0e89afb-9b94-4dd3-ab6d-f5803eedf0f2" outputclass="subclause"><title id="_23a0e16a-92ed-452a-89c9-dfe0c3e29e5d">SubClause</title><num>1</num><p>In a Class 1b building, a system of lighting must be installed to assist evacuation of occupants in the event of a fire, and—</p><ol outputclass="alpha"><li id="_55a1d0b1-6daf-47a3-90f1-032650f0149e">be activated by the smoke alarm <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1432_4.0.0.xml#_af6fde9f-147d-4782-8b85-42044e80fd42" id="_b5061b8f-c5de-48d0-b688-ad92a742015c" scope="local" type="abcb-glossentry">required</xref> by <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1960_0.8.0.xml#_13a50868-4635-4daa-bd75-3780b935e64c" id="_3cb7997a-d64f-462e-8783-8e91fe506d8e" scope="local" type="subclause">9.5.3(b)</xref>; and</li><li id="_0d0906d7-eaef-4339-82df-cccbb957d95b">consist of—<ol><li>a light incorporated within the smoke alarm; or</li><li>the lighting located in the corridor, hallway or area served by the smoke alarm.</li></ol></li></ol></subclause><callout id="_5e2e4f23-5d2e-4fba-ad12-19e3f451c4a5"><callout-type ncc-info-type="info"/><p>The lighting <xref format="dita" href="/tmp/QppServer/Publishing/5e2c1f63-e589-4ce1-95e8-5c3e286a7aff/1432_4.0.0.xml#_af6fde9f-147d-4782-8b85-42044e80fd42" id="_8c937dd8-21e4-4f78-8ce4-b8735b905193" scope="local" type="abcb-glossentry">required</xref> by 9.5.5 may consist of artificial lighting which may already be installed in a corridor, hallway or area, provided that the lighting is activated by the smoke alarm. However consideration should be given to ensure that the lighting is not controlled by a dimmer or timer controlled switch which may dim the level of light to an ineffective level, or switch the light off before occupants have time to evacuate.</p></callout></clause>