电动工具的安全 第2-22部分：切割机的特殊要求

[中文适用范围]： IEC 62841-2-22:2025 EXV 包含国际标准及其扩展版本（EXV）。该扩展版本仅以英文提供，为用户提供标准的全面内容。IEC 62841-2-22:2025 EXV 包含对 IEC 62841-1:2014 的引用内容。IEC 62841-2-22:2025 适用于配备以下工具的手持切割机： - 一种类型为 41 或 42 的粘结增强型切割轮；或 - 一种或多种带有周边间隙的金刚石切割轮（如有），且： - 不具有正前角； - 对于除平口切割机、动力切割机和墙凿机以外的切割机，切割轮的直径不超过 10 毫米； - 额定空载转速不超过额定容量下切割轮的周边速度为 100 米/秒； - 额定容量不超过 430 毫米。 注 101：允许的金刚石切割轮构造示例见图 106。这些工具用于切割金属、混凝土、砖石、玻璃和瓷砖等材料。 本文件不适用于以下设备： - 可转换为磨光机、砂光机或抛光机的切割机，这些设备由 IEC 62841-2-3 覆盖； - 圆锯，由 IEC 62841-2-5 覆盖； - 角磨机和小型旋转工具，由 IEC 62841-2-23 覆盖； - 用于切割木材的工具（除实用切割机外）； - 配备直径超过 230 毫米的类型为 42 的粘结增强型切割轮的切割机。 本文件应与 IEC 62841-1:2014 配合使用。 [外文原描述]： CORRECTED VERSION 2026-05 IEC 62841-2-22:2025 EXV contains both the international standard and its extended version (EXV). This extended version of the official IEC Standard is available in English only and provides the user with a comprehensive content of the Standard. IEC 62841-2-22:2025 EXV includes the content of the references made to IEC 62841-1:2014. IEC 62841-2-22:2025 applies to hand-held cut-off machines fitted with - one bonded reinforced wheel of Type 41 or Type 42; or - one or more diamond cutting wheels with peripheral gaps, if any, • having no positive rake angle; and • not exceeding 10 mm for cut-off machines other than flush cutters, power cutters and wall chasers; and with - a rated no-load speed not exceeding a peripheral speed of the wheel of 100 m/s at rated capacity; and - a rated capacity not exceeding 430 mm. NOTE 101 An example of a permitted diamond cutting wheel construction is shown in Figure 106. These tools are intended to cut materials such as metals, concrete, masonry, glass and tile. This document does not apply to: - cut-off machines that can be converted to a grinder, sander or polisher, which are covered by IEC 62841-2-3; - circular saws which are covered by IEC 62841-2-5; and - die grinders and small rotary tools which are covered by IEC 62841-2-23; - tools intended to cut wood, except for utility cutters; - cut-off machines fitted with a bonded reinforced wheel of Type 42 with a diameter exceeding 230 mm. This document is to be used in conjunction with IEC 62841-1:2014. The content of the corrigendum 1 (2026-05) has been included in this copy.