CAN/CSA-C22.2 NO. 62841-3-4:16 (R2021)

Preface This is the harmonized CSA Group and UL Standard For Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery – Safety – Part 3-4: Particular Requirements for Transportable Bench Grinders. It is the First edition of CAN/CSA-C22.2 No. 62841-3-4 and the First edition of UL 62841-3-4. This harmonized Standard has been jointly revised on February 28, 2025. For this purpose, CSA Group and ULSE are issuing revision pages February 28, 2025. This harmonized standard is based on IEC Publication 62841-3-4: First edition Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery – Safety – Part 3-4: Particular Requirements for Transportable Bench Grinders issued February 2016, as revised by Amendment 1 issued July 2019 and Amendment 2 issued Febuary 2024. IEC 62841-3-4 is copyrighted by the IEC. This harmonized standard was prepared by CSA Group and ULSE. The efforts and support of the International Harmonization Committee (IHC) for the adoption of the IEC series of standards for Hand-Held, Motor-Operated, and Transportable Tools and Lawn and Garden Machinery 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 Safety of Hand-Held Motor-Operated Electric Tools, under the jurisdiction of the CSA Technical Committee on Consumer and Commercial 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 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. Scope This clause of Part 1 is applicable except as follows: Addition: This part of IEC 62841 applies to transportable bench grinders that can be equipped with one or two accessories as follows: – type 1 grinding wheels in accordance with ISO 603-4:1999 with a diameter not exceeding 310 mm and a thickness not exceeding 55 mm; – wire brushes with a diameter not exceeding 310 mm and a thickness not exceeding 55 mm; – polishing wheels with a diameter not exceeding 310 mm; and with a peripheral speed of any accessory between 10 m/s and 50 m/s. NOTE Polishing wheels are also known as buffing wheels. This document does not apply to tools intended for lapidary grinding operations.