ABB RER670 Applications Manual page 10

Table of contents
4
Settings for step 2................................................................ 166
Instantaneous residual overcurrent protection EFRWPIOC........... 166
Identification.............................................................................. 166
Application................................................................................. 167
Setting guidelines...................................................................... 167
Two step residual overcurrent protection EF2PTOC......................169
Identification.............................................................................. 169
Application................................................................................. 169
Setting guidelines...................................................................... 170
Settings for each step (x = 1 and 2)..................................... 171
Common settings................................................................. 172
2nd harmonic restrain...........................................................173
Sensitive directional residual overcurrent and power protection
SDEPSDE ..................................................................................... 174
Identification.............................................................................. 174
Application................................................................................. 174
Setting guidelines...................................................................... 176
Thermal overload protection, one time constant, Celsius LPTTR.. 184
Identification.............................................................................. 184
Application................................................................................. 184
Setting guideline........................................................................ 186
Breaker failure protection CCRWRBRF......................................... 187
Application................................................................................. 187
Setting guidelines...................................................................... 188
Overcurrent protection with binary release BRPTOC.....................190
Identification.............................................................................. 190
Application................................................................................. 191
Setting guidelines...................................................................... 191
Tank overcurrent protection TPPIOC............................................. 191
Identification.............................................................................. 191
Application................................................................................. 192
Setting guidelines...................................................................... 194
Section 9 Voltage protection........................................................ 195
Two step undervoltage protection U2RWPTUV............................. 195
Identification.............................................................................. 195
Application................................................................................. 195
Setting guidelines...................................................................... 196
Disconnected equipment detection...................................... 196
Power supply quality ........................................................... 196
Voltage instability mitigation................................................. 196
Backup protection for power system faults...........................196
Settings for two step undervoltage protection...................... 196
Two step overvoltage protection O2RWPTOV............................... 198
Railway application RER670 2.2 IEC
Application manual