Connection Examples; Current Transformer Connection Examples; A.3 Connection Examples - Siemens Siprotec 7VK61 Manual

A.3

Connection Examples

A.3.1

Current Transformer Connection Examples

Figure A-5
Figure A-6
SIPROTEC, 7VK61, Manual
C53000-G1176-C159-3, Release date 05.2009
Current connections to three current transformers and a starpoint connection (normal circuit
layout, for breaker failure protection and operational measurement)
Current connections to 2 current transformer (for circuit breaker failure protection and opera-
tional measurement)— not permitted for earthed system
Appendix

A.3 Connection Examples

275