Wind turbines - Part 21: Measurement and assessment of power quality characteristics of grid connected wind turbines

This part of the IEC 61400-25 series specifies the specific mappings to protocol stacks encoding the messages required for the information exchange between a client and a remote server. This part comprises mappings to SOAP-based web services, OPC/XML-DA, IEC 61850-8-1 MMS, IEC 60870-5-104 and DNP3.