ABB Relion 650 Series Technical Manual page 14

Table of contents
6.15.3.4
6.15.3.5
6.15.4 Operation principle.......................................................................................................................225
6.15.4.1
6.15.5 Technical data................................................................................................................................227
6.16 Negative sequence based overcurrent function DNSPTOC (46)...........................................228
6.16.1 Identification................................................................................................................................. 228
6.16.2 Functionality.................................................................................................................................. 228
6.16.3 Function block............................................................................................................................... 228
6.16.4 Signals.............................................................................................................................................229
6.16.5 Settings...........................................................................................................................................229
6.16.6 Monitored data............................................................................................................................. 230
6.16.7 Operation principle....................................................................................................................... 231
6.16.8 Technical data................................................................................................................................231
Section 7 Voltage protection.......................................................................................... 233
7.1 Two step undervoltage protection UV2PTUV (27)....................................................................233
7.1.1 Identification................................................................................................................................. 233
7.1.2 Functionality.................................................................................................................................. 233
7.1.3 Function block............................................................................................................................... 233
7.1.4 Signals.............................................................................................................................................234
7.1.5 Settings.......................................................................................................................................... 234
7.1.6 Monitored data............................................................................................................................. 235
7.1.7 Operation principle...................................................................................................................... 235
7.1.7.1
7.1.7.2
7.1.7.3
7.1.7.4
7.1.8 Technical data............................................................................................................................... 238
7.2 Two step overvoltage protection OV2PTOV (59)..................................................................... 239
7.2.1 Identification................................................................................................................................. 239
7.2.2 Functionality.................................................................................................................................. 239
7.2.3 Function block............................................................................................................................... 239
7.2.4 Signals............................................................................................................................................ 240
7.2.5 Settings.......................................................................................................................................... 240
7.2.6 Monitored data..............................................................................................................................241
7.2.7 Operation principle.......................................................................................................................241
7.2.7.1
7.2.7.2
7.2.7.3
7.2.7.4
7.2.8 Technical data............................................................................................................................... 245
7.3 Two step residual overvoltage protection ROV2PTOV (59N)................................................ 246
8
Settings..................................................................................................................................... 224
Monitored data........................................................................................................................ 225
Low pass filtering.................................................................................................................... 227
Measurement principle.......................................................................................................... 236
Time delay.................................................................................................................................236
Blocking..................................................................................................................................... 237
Design........................................................................................................................................ 237
Measurement principle.......................................................................................................... 242
Time delay.................................................................................................................................242
Blocking.....................................................................................................................................243
Design....................................................................................................................................... 244
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Line distance protection REL650
Technical manual