A Appendix
586
7SD5 Manual
C53000-G1176-C169-1
1)
The single-ended fault locator is included in the standard scope of functions of all variants.
A.1.2 Accessories
Communication
Converter
Converter for the serial connection of the 7SD5 line protection system to the synchro-
nous communication interfaces X21, G703, to ISDN S0 lines or copper cable CC-CC
Name Order No.
Optical–electrical communication converter CC-X/G 7XV5662-0AA00
Optical–electrical communication converter CC-S0 7XV5662-0AB01
Optical–electrical communication converter CC-CC 7XV5662-0AC00
Isolating
Transformers
Isolating transformers are needed on copper lines if the longitudinal voltage induced
in the pilot wires can result in more than 60 % of the test voltage at the communication
converter (i.e. 3 kV for CC-CC). They are connected between the communication con-
verter and the communication line.
Name Order No.
Isolation transformer, test voltage 20 kV 7XR6516
GPS
Name Order No.
GPS receiver with antenna and cable 7XV5664-0AA0
Power supply 7XV5810-0BA00
with without without with K
with without with without L
with without with with M
with with without without N
with with without with P
with with with without Q
with with with with R
Additional Functions 2 Pos. 16
Expanded Measured Values (Min,
Max, Mean)
External GPS Synchronization of the Dif-
ferential Protection
Charging Current Compen-
sation
without without without 0
without with without 1
with without without 2
with with without 3
without without with 4
without with with 5
with without with 6
with with with 7
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