Measuring the operate value for the zero-sequence function ..... 88
Checking the operation of the dv/dt and di/dt based function ......89
Completing the test.......................................................................90
Testing control functions.........................................................................90
Synchrocheck, energizing check, and synchronizing SESRSYN
Testing the synchronizing function............................................... 93
Testing the synchrocheck check.................................................. 94
Testing the energizing check........................................................98
Testing the voltage selection........................................................99
Completing the test.....................................................................100
Autorecloser for 3-phase operation SMBRREC (79).......................100
Preparation of the verification ....................................................102
Switching the autorecloser for 3-phase operation function to
SMBRREC (79).......................................................................... 103
Checking the reclosing conditions .............................................104
Completing the test.....................................................................105
Autorecloser for 1/3-phase operation STBRREC (79).....................105
Preparation of the verification.....................................................108
Switching the auto-reclosing function
Verifying the auto-reclosing function.......................................... 109
Checking the reclosing conditions..............................................110
Checking the influence of the INHIBIT signal.............................110
Check closing onto a fault.......................................................... 110
Checking the influence of CB not ready for reclosing.................110
Checking the influence of synchronism check (at three-pole
Tripping logic, common 3-phase output SMPPTRC (94)................ 112
Three-phase operating mode..................................................... 112
Circuit breaker lockout................................................................112
Completing the test.....................................................................113
Tripping logic phase segregated output SPTPTRC (94)................. 113
1p/3p operating mode.................................................................113
Circuit breaker lockout................................................................114
Table of contents
5
Commissioning manual