ABB REC670 Applications Manual page 10

Table of contents
4
2nd harmonic restrain...........................................................164
Parallel transformer inrush current logic...............................165
Switch onto fault logic...........................................................166
Settings for each step (x = 1, 2, 3 and 4)............................. 167
Line application example......................................................169
Four step directional negative phase sequence overcurrent
protection NS4PTOC .....................................................................174
Identification.............................................................................. 174
Application................................................................................. 174
Setting guidelines...................................................................... 176
Settings for each step ..........................................................177
Common settings for all steps.............................................. 179
Sensitive directional residual overcurrent and power protection
SDEPSDE ..................................................................................... 180
Identification.............................................................................. 181
Application................................................................................. 181
Setting guidelines...................................................................... 182
Thermal overload protection, one time constant, Celsius/
Fahrenheit LCPTTR/LFPTTR.........................................................191
Identification.............................................................................. 191
Thermal overload protection, two time constants TRPTTR ........... 191
Identification.............................................................................. 191
Application................................................................................. 191
Setting guideline........................................................................ 192
Breaker failure protection CCRBRF............................................... 194
Identification.............................................................................. 195
Application................................................................................. 195
Setting guidelines...................................................................... 195
Stub protection STBPTOC ............................................................ 199
Identification.............................................................................. 199
Application................................................................................. 199
Setting guidelines...................................................................... 200
Pole discordance protection CCPDSC........................................... 201
Identification.............................................................................. 201
Application................................................................................. 201
Setting guidelines...................................................................... 202
Directional underpower protection GUPPDUP............................... 202
Identification.............................................................................. 202
Application................................................................................. 203
Setting guidelines...................................................................... 205
Directional overpower protection GOPPDOP ................................208
Identification.............................................................................. 208
Application................................................................................. 208
Setting guidelines...................................................................... 210
Bay control REC670 2.2 IEC
Application manual