Siemens SIPROTEC 7UM62 - Connection Examples for RTD Box

Appendix
A.3 Connection Examples
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
561
Figure A-18 Earth Current Differential Protection (Transformer)
A.3.2 Connection Examples for RTD Box
Figure A-19 Simplex Operation with one RTD Box
above: optical design (1 FOs)
below: design with RS485
Figure A-20 Semiduplex Operation with one RTD Box
above: optical design (2 FOs)
below: design with RS485