IEC 61400-25-3:20 15作为IEC 61400-25-3:20 15 RLV提供，其中包含国际标准及其红线版本，显示了与上一版本相比技术内容的所有变化。 IEC 61400-25-3:20 15规定了描述客户端和服务器之间的信息交换的抽象通信服务接口，用于: -数据访问和检索， -设备控制， -事件报告和日志记录， -设备的自描述(设备数据字典)， -数据类型和数据类型的发现。 与上一版相比的主要变化包括: -与新版IEC 61850标准协调； -通过增加参考等减少标准之间的重叠和简化。

IEC 61400-25-3:2015 is available as IEC 61400-25-3:2015 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 61400-25-3:2015 specifies an abstract communication service interface describing the information exchange between a client and a server for:
- data access and retrieval,
- device control,
- event reporting and logging,
- self-description of devices (device data dictionary),
- data typing and discovery of data types.
Main changes with respect to the previous edition consist of:
- harmonization with newer editions of IEC 61850 standards;
- reduction of overlap between standards and simplification by increased referencing, etc.