Siemens SIPROTEC 4 Manual page 204

Connection Examples
C.1 Connection Examples for Voltage Transformers
[anschl-u12-u23-20070129, 1, en_US]
Figure C-5
[anschl-u12-u23-v-schalt-20070129, 1, en_US]
Figure C-6
[anschl-u12-u23-usyn-20070129, 1, en_US]
Figure C-7
204
Example for connection type "VAB, VBC"
Example for connection type "VAB, VBC" with phase voltage connection as open-delta connec-
tion
Example for connection type "VAB, VBC, VSYN"
SIPROTEC 4, 7RW80, Manual
C53000-G1140-C233-4, Edition 07.2018