UL 62841-3-4 PDF

1 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:

1. – type 1 grinding wheels (see ) with a diameter not exceeding 310 mm and a thickness not exceeding 55 mm;

2. – wire brushes with a diameter not exceeding 310 mm and a thickness not exceeding 55 mm;

3. – 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.

Summary of Topics

This revision of ANSI/UL 62841-3-4, dated February 28, 2025, includes the adoption of Amendment 2 of IEC 62841-3-4 published by the IEC February 2024.

UL 62841-3-4 is an adoption of IEC 62841-3-4, Edition 1 published February 2016, and includes IEC Amendment 1, issued July 2019 and Amendment 2 issued February 2024. Please note that the National Difference document incorporates all of the U.S. national differences for UL 62841-3-4.