Preface
This is the sixth edition of CSA Standard C22.2 No. 42, General Use Receptacles, Attachment Plugs, and Similar Wiring Devices, part of a series of Standards issued by CSA International under Part II of the Canadian Electrical Code. This edition supersedes the previous editions, published in 1984, 1979, 1959, 1942, and 1937.
The main changes in this edition are
(a) the inclusion of T-slot receptacles;
(b) the deletion of the requirements for flush devices cover plates, currently covered under CSA Standard C22.2 No. 42.1;
(c) adding the requirements for devices with varistors intended for surge suppression of connected loads;
(d) allowing wire binding screws made of steel;
(e) allowing alternative marking of CO/ALR devices; and
(f) editorial changes.
For general information on the Standards of the Canadian Electrical Code, Part II, see the preface of CSA Standard CAN/CSA-C22.2 No. 0, General Requirements - Canadian Electrical Code, Part II.
This Standard was prepared y a Subcommittee of the Technical Committee on Wiring Products under the jurisdiction of the Standards Steering Committee on CE Code, Part II, and was formally approved by the Technical Committee.
Scope
1.1
This Standard applies to the following wiring devices of the general purpose nonlocking and locking types, rated 60 A and less, intended for use in accordance with the Rules of the Canadian Electrical Code, Part I:
(a) general use and hospital-grade attachment plugs;
(b) adapters without male or female screwshell;
(c) general use and hospital-grade receptacles, including those intended for use with aluminum wire and those of the self-contained type;
(d) general use and hospital-grade cord connectors;
(e) current taps and similar devices, such as flanged equipment power inlets and outlets; and
(f) the following devices for use with copper conductor, nonmetallic sheathed cables for mounting without a separate outlet box, in accordance with the Rules of the Canadian Electrical Code, Part I:
(i) self-contained receptacles, intended for flush mounting, rated 15 and 20 A, 125 and 250 V; and
(ii) surface-mounted receptacles rated 15 and 20 A, 125 and 250 V.
1.2
This Standard does not apply to the following products:
(a) pull-off plugs, which are addressed in CSA Standard C22.2 No. 57;
(b) receptacles, attachment plugs, connectors, and adapters intended for use in hazardous locations, which are addressed in CSA Standard C22.2 No. 159;
(c) receptacles, attachment plugs, connectors, and adapters of the special-use types, which are addressed in CSA Standards C22.2 Nos. 182.1, 182.2, and 182.3, and CAN/CSA-C22.2 No. 182.4;
(d) metal and nonmetallic flush device cover plates, which are addressed in CSA Standard C22.2 No. 42.1; and
(e) devices having male or female screwshells, which are addressed in CSA Standard C22.2 No. 43.
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