scope:

IEC 62386-202:2022 is applicable to control gear for control by digital signals of electronic lighting equipment which is associated with self-contained emergency lighting as described in IEC 61347-2-7 with additional control interface for configuring emergency operation. This second edition cancels and replaces the first edition published in 2009. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: ;lt;ol style="list-style-type:lower-alpha";gt; ;lt;li style="text-align:justify";gt;scope updated,;lt;/li;gt; ;lt;li style="text-align:justify";gt;hardwired switch operation can be disabled,;lt;/li;gt; ;lt;li style="text-align:justify";gt;installation inhibit feature added,;lt;/li;gt; ;lt;li style="text-align:justify";gt;memory bank added,;lt;/li;gt; ;lt;li style="text-align:justify";gt;modes of operation clarified, with some changes and additions,;lt;/li;gt; ;lt;li style="text-align:justify";gt;command added to enter extended emergency mode,;lt;/li;gt; ;lt;li style="text-align:justify";gt;command added to extend time in duration test mode.;lt;/li;gt; ;lt;/ol;gt;