Siemens 7SR10 Argus Series Manual page 236

Ia, Ib, Ic 50/51 - Phase
In Overcurrent
50N/51N -
Derived E/F
CT/VT CONFIG: Selects 1 or 5A
Phase Current CT ratio for
Input primary meters
Phase CT Ratio
© 2018 Siemens Protection Devices Limited
3
2
1
6
A B C
5
4
9
8
7
12
11
10
7SR10 Installation Guide
1A
5A
IL1
1A
5A
IL2
1A
5A
IL3
1A
5A
IL4
Chapter 5 Page 8 of 13