本文件与EN 474 1:2022一起处理了与液压挖掘机相关的所有重大危险、危险情况和事件，当按照预期使用时，以及在制造商合理预见的误用条件下（见附录A），与EN ISO 12100:2010，5.4中所述的机器整个使用寿命相关。 本文件的要求是对EN 474 1:2022中制定的通用要求的补充。本文件不重复EN 474 1:2022的要求，但补充或修改了液压挖掘机的要求。 当主要能源为外部电源时，本文件不提供机械主电路和驱动器的要求。 本文件未涵盖以下重大和相关危险: -激光； -闪电。 本文件不提供控制系统安全相关功能的性能要求。 本文件不涉及拖车的牵引。 本文件不涉及拆除机械。 本文件还涉及起重作业应用、电铲应用、原木应用、抓斗应用和磁性板应用。 本文件不适用于在CEN发布本文件之前制造的液压挖掘机。

This document together with EN 474 1:2022 deals with all significant hazards, hazardous situations and events relevant to hydraulic excavators when used as intended and under the conditions of misuse which are reasonably foreseeable by the manufacturer (see Annex A) associated with the whole lifetime of the machine as described in EN ISO 12100:2010, 5.4. The requirements of this document are complementary to the common requirements formulated in EN 474 1:2022. This document does not repeat the requirements of EN 474 1:2022 but supplements or modifies the requirements for hydraulic excavators. This document does not provide requirements for main electrical circuits and drives of machinery when the primary source of energy is an external electrical supply. The following significant and relevant hazards are not covered in this document: — Laser; — Lightning. This document does not provide performance requirements for safety related functions of control system(s). This document does not deal with towing of trailers. This document does not deal with demolition machinery. This document also deals with lifting operation application, shovel application, log application, grapple application, and magnetic plate application. This document is not applicable to hydraulic excavators which are manufactured before the date of publication of this document by CEN.