This is the third edition of C22.2 No. 26, Construction and test of wireways, auxiliary gutters, and associated fittings. It supersedes the previous editions published in 1952 and 1935.
For general information on the Standards of the Canadian Electrical Code, Part II, see the Preface of CAN/CSA-C22.2 No. 0, General Requirements - Canadian Electrical Code, Part II.
This Standard has been developed in compliance with Standards Council of Canada requirements for National Standards of Canada. It has been published as a National Standard of Canada by CSA Group.
This Standard applies to the following metal enclosures, for potentials up to and including 600 volts between conductors and ground, designed to be employed in accordance with the rules of the Canadian Electrical Code, Part I:
a) wireways for insulated wires and cables;
b) auxiliary gutters (for insulated wires and cables) for use at switchboards, meter centres, etc.; and
c) associated fittings for completing wireway systems.
These enclosures are intended for use in installations, in commercial, industrial, and some of the larger domestic applications, in non-hazardous locations, and where they are not likely to be subjected to severe mechanical damage.
In this Standard, shall is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; should is used to express a recommendation or that which is advised but not required; and may is used to express an option or that which is permissible within the limits of the standard.
Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material.
Notes to tables and figures are considered part of the table or figure and may be written as requirements.
Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.