ABB Relion 670 Series REL670 Commissioning Manual page 16

Table of contents
10
Parameter setting group handling SETGRPS........................... 243
Verifying the settings............................................................ 243
Completing the test.............................................................. 244
Exit test mode.................................................................................244
Section 11 Checking the directionality........................................... 245
Overview.........................................................................................245
Testing the directionality of the distance protection........................245
Section 12 Commissioning and maintenance of the fault
clearing system............................................................ 249
Commissioning tests...................................................................... 249
Periodic maintenance tests............................................................ 249
Visual inspection........................................................................250
Maintenance tests..................................................................... 250
Preparation...........................................................................250
Recording............................................................................. 251
Secondary injection.............................................................. 251
Alarm test............................................................................. 251
Self supervision check..........................................................251
Trip circuit check.................................................................. 251
Measurement of service currents......................................... 252
Restoring.............................................................................. 253
Section 13 Glossary....................................................................... 255
Line distance protection REL670 2.1 IEC
Commissioning manual