ABB Relion RER615 - Rear Communication Modules

Interfaces /
Protocols
Ethernet Serial
100BASE-TX
RJ-45
100BASE-FX LC EIA-232/EIA-485 Fibre-optic ST
IEC 60870-5-104 ● ● - -
● = Supported
13.4.7 Rear communication modules
COM0001
RJ-45
COM0002
LC
COM0022
RJ-45+
RS232/485+
IRIG-B
COM0031
3xRJ-45
COM0032
2xLC+RJ-45+
ST+ARC
COM0023
RJ-45+
RS232/485+
RS485+ST+
IRIG-B
COM0037
2xLC+RJ-45
Figure 452: Communication module options
Table 734: Station bus communication interfaces included in communication mod-
ules
Module ID RJ-45 LC EIA-485/
EIA-232
EIA-485 ST
COM0001 1 - - - -
COM0002 - 1 - - -
COM0022 1 - 1 - -
COM0023 1 - 1 1 1
Table continues on the next page
1MRS758755 C Protection relay's physical connections
REC615 & RER615
Technical Manual
839