Entrance to and exit from working space

1. Each room containing electrical equipment and each working space around equipment shall have unobstructed means of egress in compliance with the National Building Code of Canada.


2. Where a room or space referred to in Subrule (1) contains equipment that is rated 1200 A or more, or rated over 750 V, and consists of transformers, overcurrent devices, switchgear, or disconnecting means, such equipment shall be arranged so that in the event of a failure of equipment, it shall be possible to leave the room or space referred to in Subrule (1) without passing the failure point, except that where this cannot be done, the working space requirement of Rule 2-308 (1) and (2) shall be not less than 1.5m.

This article was taken from the 2009 Canadian Electrical Code Part 1, Section 2-310 (10 and (2).

Canadian Standards Association – www.csa.ca
National Building Code – www.nationalcodes.ca