Functions - Siemens siprotec 7SA6 User Manual

Functions

7SA6 Manual
C53000-G1176-C133-1
This chapter describes the numerous functions available in the SIPROTEC
relay. The setting options for each function are defined, including instructions for
reporting setting values and formulae where required.
6.1 General
6.2 Distance Protection
6.3 Measures to Be Taken in Case of Power Swings
6.4 Teleprotection Schemes with Distance Protection
6.5 Earth Fault Protection in Earthed Systems
6.6 Earth Fault Protection Teleprotection Schemes
6.7 Weak-Infeed Tripping
6.8 External Direct and Remote Tripping
6.9 Overcurrent Protection
6.10 High-Current Switch-On-To-Fault Protection
6.11 Earth Fault Detection in Non-earthed Systems
6.12 Automatic Reclosure Function
6.13 Synchronism and Voltage Check (Dead-line / Dead-bus check)
6.14 Voltage Protection
6.15 Fault Location
6.16 Circuit Breaker Failure Protection
6.17 Thermal Overload Protection
6.18 Analog Outputs
6.19 Monitoring Functions
6.20 Function Control
6.21 Supplementary Functions
6.22 Processing of Commands
6
®
7SA6
6-2
6-28
6-71
6-75
6-102
6-121
6-135
6-139
6-141
6-157
6-159
6-167
6-197
6-207
6-221
6-227
6-244
6-248
6-253
6-268
6-283
6-295
6-1