ABB Relion 650 Series Technical Manual page 16

Table of contents
8.2.7.1
8.2.7.2
8.2.7.3
8.2.7.4
8.2.8 Technical data............................................................................................................................... 262
8.3 Rate-of-change frequency protection SAPFRC (81)................................................................. 262
8.3.1 Identification................................................................................................................................. 262
8.3.2 Functionality.................................................................................................................................. 262
8.3.3 Function block............................................................................................................................... 262
8.3.4 Signals.............................................................................................................................................263
8.3.5 Settings.......................................................................................................................................... 263
8.3.6 Operation principle...................................................................................................................... 263
8.3.6.1
8.3.6.2
8.3.6.3
8.3.7 Technical data............................................................................................................................... 265
Section 9 Secondary system supervision...................................................................... 267
9.1 Current circuit supervision CCSRDIF (87).................................................................................. 267
9.1.1 Identification................................................................................................................................. 267
9.1.2 Functionality.................................................................................................................................. 267
9.1.3 Function block............................................................................................................................... 267
9.1.4 Signals.............................................................................................................................................268
9.1.5 Settings.......................................................................................................................................... 268
9.1.6 Operation principle...................................................................................................................... 268
9.1.7 Technical data............................................................................................................................... 270
9.2 Fuse failure supervision SDDRFUF.............................................................................................. 270
9.2.1 Identification................................................................................................................................. 270
9.2.2 Functionality...................................................................................................................................271
9.2.3 Function block................................................................................................................................271
9.2.4 Signals............................................................................................................................................. 271
9.2.5 Settings...........................................................................................................................................272
9.2.6 Monitored data..............................................................................................................................273
9.2.7 Operation principle.......................................................................................................................273
9.2.7.1
9.2.7.2
9.2.7.3
9.2.7.4
9.2.8 Technical data............................................................................................................................... 280
9.3 Breaker close/trip circuit monitoring TCSSCBR...................................................................... 280
9.3.1 Identification.................................................................................................................................280
9.3.2 Functionality..................................................................................................................................280
9.3.3 Function block...............................................................................................................................280
10
Measurement principle.......................................................................................................... 260
Time delay................................................................................................................................ 260
Blocking..................................................................................................................................... 261
Design........................................................................................................................................ 261
Measurement principle.......................................................................................................... 264
Time delay.................................................................................................................................264
Design........................................................................................................................................265
Zero and negative sequence detection.............................................................................. 273
Delta current and delta voltage detection......................................................................... 274
Dead line detection................................................................................................................. 277
Main logic.................................................................................................................................. 277
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Line distance protection REL650
Technical manual