scope:

Preface

This is the harmonized ANCE, CSA Group, and UL standard for Wire Connectors. It is the third edition of NMX-J-543-ANCE, the fifth edition of CSA C22.2 No. 65, and the second edition of UL 486A-486B. This edition of NMX-J-543-ANCE cancels the previous edition published in 2008. This edition of CSA C22.2 No. 65 supersedes the previous edition published in 2003.This edition of UL 486A-486B supersedes the previous edition published in 2003.

This harmonized standard was prepared by the Association of Standardization and Certification (ANCE), the CSA Group, and Underwriters Laboratories Inc. (UL). The efforts and support of the Technical Harmonization Committee for Connectors, of the Council on the Harmonization of Electrotechnical Standards of the Nations of the Americas (CANENA), are gratefully acknowledged.

This Standard is considered suitable for use for conformity assessment within the stated scope of the Standard.

This standard was reviewed by the CSA Subcommittee on Wiring Devices for Household and General Use, under the jurisdiction of the CSA Technical Committee on Wiring Products and the CSA Strategic Steering Committee on Requirements for Electrical Safety, and has been formally approved by the CSA Technical Committee.

This standard has been approved by the American National Standards Institute (ANSI) as an American National Standard.

Where reference is made to a specific number of samples to be tested, the specified number is to be considered a minimum quantity.

Note: Although the intended primary application of this standard is stated in its scope, it is important to note that it remains the responsibility of the users of the standard to judge its suitability for their particular purpose.