公开(公告)号：EP2887593A1

公开(公告)日：2015-06-24

申请号：EP13198953.5

申请日：2013-12-20

Applicant: ABB Technology AB

Inventor： Cachin, Dominique ,  Leeb, Christian

IPC: H04L12/707 ,  H04L12/28 ,  H04L12/40 ,  H04L12/723

CPC classification number: H04L67/10 ,  H04L12/40176 ,  H04L45/24 ,  H04L45/50

Abstract: The invention relates to a network interface for redundant coupling of a substation communication network and a packet-switched WAN of a power network. The interface device comprises: a first redundancy module comprising: two LAN ports connectable with the Substation communication network, and a first interface port; a second redundancy module comprising: two WAN ports connectable with the WAN, and a second interface port; and a first interworking module connecting the first with the second redundancy module via the first and the second interface port, and adapted to forward protection data between the first and the second redundancy module.

Abstract translation: 本发明涉及一种用于电力网络的变电站通信网络和分组交换WAN的冗余耦合的网络接口。 该接口设备包括：第一冗余模块，包括：可与变电站通信网络连接的两个LAN端口和第一接口端口; 第二冗余模块，包括：可与WAN连接的两个WAN端口和第二接口端口; 以及第一互通模块，其经由所述第一和第二接口端口与所述第二冗余模块连接，并且适于在所述第一和第二冗余模块之间转发保护数据。