Siemens SIPROTEC 4 7UT6 Series Manual page 515

[7ut613-hochimpedanz-030324-rei, 1, en_GB]
Figure C-13
SIPROTEC 4, 7UT6x, Manual
C53000-G1176-C230-5, Edition 09.2016
Connection example 7UT613 as high-impedance protection on a transformer winding with
earthed starpoint (the illustration shows the partial connection of the high-impedance protec-
tion); Ι is connected to the high-sensitivity input
X3
Connection Examples
C.1 Current Transformer Connection Examples
515