Additional information for further protocols (port B) Supple-
ment
IEC 61850, optical with EN100, double, Duplex-LC connection
+L 0 S
2)
1)
Cannot be ordered for the surface-mounted housing; if optical port is required, please order the version with
RS485 interface and a separate optical converter.
2)
Cannot be delivered if 9th digit = E
Service Interface (Port C) Pos. 12
DIGSI/Modem, electrical RS232 1
DIGSI/Modem, electrical RS485 2
Functions Pos. 15
Automatic reclosing function and
synchronism check
Breaker failure protection and
Backup overcurrent
Overvoltage/Undervoltage Protec-
tion
without with without C
without with with D
with without without N
with without with P
with with without Q
with with with R
Ordering Information and Accessories
A.1 Ordering information MLFB ordering code
SIPROTEC 4, 7VK61, Manual 261
C53000-G1176-C159-5, Edition 05.2018
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