SIPROTEC, 7SK80, Manual
E50417-G1140-C344-A4, Release date 08.2010
27
Functions 2
This chapter describes the numerous functions available on the SIPROTEC
4 device 7SK80. It shows the
setting possibilities for each function in maximum configuration. Information with regard to the determination of
setting values as well as formulas, if required, are also provided.
Based on the following information, it can also be determined which of the provided functions should be used.
2.1 General 28
2.2 Overcurrent Protection 50, 51, 50N, 51N 55
2.3 Directional Ground Overcurrent Protection 67N 80
2.4 Dynamic Cold Load Pickup 95
2.5 Voltage Protection 27, 59 101
2.6 Negative Sequence Protection 46 112
2.7 Motor Protection (Motor Starting Protection 48, Motor Restart Inhibit 66, Load Jam Protection) 120
2.8 Frequency Protection 81 O/U 143
2.9 Thermal Overload Protection 49 147
2.10 Monitoring Functions 157
2.11 Ground Fault Protection 64, 67N(s), 50N(s), 51N(s) 178
2.12 Breaker Failure Protection 50BF 200
2.13 Flexible Protection Functions 206
2.14 Reverse-Power Protection Application with Flexible Protection Function 219
2.15 Temperature Detection via RTD Boxes 227
2.16 Phase Rotation 238
2.17 Function Logic 240
2.18 Auxiliary Functions 242
2.19 Breaker Control 270
2.20 Notes on Device Operation 282
To Next Page
Loading...
Need help?
General
