Hitachi Relion 670 Series Commissioning Manual page 16

Table of contents
11.11.7.9
11.11.7.10
11.12 Logic........................................................................................................................................233
11.12.1 Tripping logic, common 3-phase output SMPPTRC (94)...................................................... 233
11.12.1.1
11.12.1.2
11.12.1.3
11.12.1.4
11.12.1.5
11.12.1.6
11.13 Monitoring................................................................................................................................236
11.13.1 Gas medium supervision SSIMG.......................................................................................... 236
11.13.1.1
11.13.1.2
11.13.1.3
11.13.1.4
11.13.2 Liquid medium supervision SSIML........................................................................................ 238
11.13.2.1
11.13.2.2
11.13.2.3
11.13.2.4
11.13.3 Breaker monitoring SSCBR...................................................................................................239
11.13.3.1
11.13.3.2
11.13.4 Event function EVENT...........................................................................................................241
11.13.5 Limit counter L4UFCNT.........................................................................................................241
11.13.5.1
11.13.6 Through fault monitoring PTRSTHR (51TF)..........................................................................241
11.13.6.1
11.13.6.2
11.13.7 Current harmonic monitoring CHMMHAI(ITHD)....................................................................242
11.13.7.1
11.13.7.2
11.13.7.3
11.13.8 Voltage harmonic monitoring VHMMHAI(VTHD)...................................................................244
11.13.8.1
11.13.8.2
11.13.8.3
11.13.9 Fault current and voltage monitoring function FLTMMXU .................................................... 245
11.13.9.1
10
Three phase overcurrent LCP3PTOC (51).......................................................................233
Three phase undercurrent LCP3PTUC (37).....................................................................233
Function revision history...................................................................................................234
Three-phase operating mode........................................................................................... 234
1p/3p operating mode ..................................................................................................... 234
1p/2p/3p operating mode ................................................................................................ 235
Circuit breaker lockout......................................................................................................235
Completing the test.......................................................................................................... 236
Function revision history...................................................................................................236
Testing the gas medium supervision for pressure alarm and pressure lockout
conditions ........................................................................................................................ 237
Testing the gas medium supervision for temperature alarm and temperature lockout
conditions ........................................................................................................................ 237
Completing the test.......................................................................................................... 238
Function revision history...................................................................................................238
Testing the liquid medium supervision for level alarm and level lockout conditions......... 238
Testing the gas medium supervision for temperature alarm and temperature lockout
conditions......................................................................................................................... 239
Completing the test.......................................................................................................... 239
Verifying the settings........................................................................................................ 239
Completing the test.......................................................................................................... 241
Completing the test.......................................................................................................... 241
Verifying the signals and settings..................................................................................... 241
Completing the test.......................................................................................................... 242
Function revision history...................................................................................................243
Verifying the signals and settings..................................................................................... 243
Completing the test.......................................................................................................... 244
Function revision history...................................................................................................244
Verifying the signals and settings..................................................................................... 244
Completing the test.......................................................................................................... 245
Function revision history...................................................................................................245
© 2017 - 2023 Hitachi Energy. All rights reserved
1MRK506371-UUS Rev. M
Line distance protection REL670
Commissioning manual