ISO 14839-4:2012:a）指出了主动磁轴承（AMB）系统的典型结构，以便用户了解哪些组件可能构成此类系统，以及这些组件提供哪些功能；b） 确定电磁轴承系统和传统机械轴承之间的主要相似性和差异；c） 确定对AMB系统性能有重大影响的环境因素；d） 确定AMB系统特有的操作限制，并定义评估这些限制的标准化方法；e） 确定管理这些限制的典型机制，尤其是转子不平衡；f） 为着陆轴承系统的设计和性能提供考虑；g） 定义AMB系统中的典型信号集，以提供适当的系统/过程接口以及状态和诊断监控； h） 详细说明监控、操作和维护的当前最佳实践，以实现最高的操作系统可靠性；i） 识别典型的故障处理实践；j） 建议AMB系统的检查和预防性维护流程。

ISO 14839-4:2012: a) indicates a typical architecture of an active magnetic bearing (AMB) system so that users can understand which components are likely to comprise such systems and which functions these components provide; b) identifies the primary similarities and differences between AMB systems and conventional mechanical bearings; c) identifies the environmental factors that have significant impact on AMB system performance; d) identifies the operating limitations that are unique to AMB systems and defines standardized methods of assessing these limitations; e) identifies typical mechanisms for managing these limitations, especially rotor unbalance; f) provides considerations for the design and performance of touchdown bearing systems; g) defines a typical signal set for provision in an AMB system for proper system/process interface as well as condition and diagnostic monitoring; h) details current best practices for monitoring, operation and maintenance to achieve highest operational system reliability; i) identifies typical fault-handling practices; j) recommends inspection and preventive maintenance processes for AMB systems.