DIN EN 61850-7-1-2012 变电所的通信网络和系统.第7-1部分:基本通信结构.原理和模型(IEC 61850-7-1-2011).英文版本 EN 61850-7-1-2011
Communication networks and systems for power utility automation - Part 7-1: Basic communication structure - Principles and models (IEC 61850-7-1:2011); English version EN 61850-7-1:2011