Siemens 7SG164 Ohmega 400 Series Manual page 88

Contents
1 Introduction ...................................................................................................................................................... 3
2 Current Transformer Requirements.................................................................................................................. 3
3 Determination of Relay Settings ....................................................................................................................... 4
3.1 Information Required For The Setting Calculations ............................................................................... 4
3.2 Distance Protection Settings .................................................................................................................. 4
3.2.1 Overall Settings.............................................................................................................................. 4
3.2.2 Residual Compensation Settings. .................................................................................................. 4
3.2.3 Zone 1 Impedance Setting ............................................................................................................. 5
3.2.4 Zone 2 Impedance Setting ............................................................................................................. 5
3.2.5 Zone 3 Impedance Setting ............................................................................................................. 6
3.2.6 Zone 4 Impedance Setting ............................................................................................................. 7
APPENDIX A Status Inputs ................................................................................................................................... 8
©2011 Siemens Protection Devices Limited
7SG164 Ohmega 400 Series Applications
Chapter 7 Page 2 of 8