ABB Relion 620 Series - Rear Communication Modules

Interfaces/
Protocols
Ethernet Serial
100BASE-TX
RJ-45
100BASE-FX LC EIA-232/
EIA-485
Fiber optic ST
IEC 60870-5-103 - - ● ●
● = Supported
13.4.7 Rear communication modules
COM0001
RJ-45
COM0002
LC
COM0003
RS-485+
IRIG-B
COM0005
RJ-45+ARC
COM0006
LC+ARC
COM0007
RS-485+
IRIG-B+ARC
Figure 628: Communication module options
1MRS757644 H
IED physical connections
620 series
Technical Manual
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