Siemens SIPROTEC 4 7UT6 Series Manual page 62

Functions
2.1 General
[anlagendaten-beispiel2-020904-st, 1, en_GB]
Figure 2-13
Similar applies for the further measuring locations (assigned or non-assigned to the main protected object).
Only those addresses will appear during setting which are available in the actual device version.
Measuring Location 2
•
Address 521 STRPNT->OBJ M2 starpoint position of CTs for measuring location M2,
•
Address 522 IN-PRI CT M2 prim. rated current of CTs for measuring location M2,
•
Addrese 523 IN-SEC CT M2 sec. nominal current CT for measuring location M2.
62
Position of CT starpoints at 3-phase measuring locations - example
SIPROTEC 4, 7UT6x, Manual
C53000-G1176-C230-5, Edition 09.2016