ISO 4254的本部分旨在与ISO 4254-1一起使用，规定了自行式和牵引式捡拾打捆机的设计和构造的安全要求及其验证，包括带包装的捡拾打捆机的组合，与形成的捆的形状或尺寸无关。它描述了在正常操作和服务过程中，一个人（操作员）对这些机器的预期用途和合理可预见的误用所产生的危害的消除或减少方法。此外，它还规定了制造商提供的安全工作实践信息的类型。

This part of ISO 4254, intended to be used together with ISO 4254-1, specifies the safety requirements and their verification for the design and construction of self-propelled and trailed pick-up balers, including the combination of pick-up balers with wrappers, independent of the shape or size of the bales formed. It describes methods for the elimination or reduction of hazards arising from the intended use and reasonably foreseeable misuse of these machines by one person (the operator) in the course of normal operation and service. In addition, it specifies the type of information on safe working practices to be provided by the manufacturer.