11.1.8 Technical dataTable 242:SESRSYN (25) technical dataFunction Range or value AccuracyPhase shift, jline - jbus (-180 to 180) degrees -Voltage ratio, Vbus/Vline 0.500 - 2.000 -Reset ratio, synchronism check > 95% -Frequency difference limitbetween bus and line forsynchrocheck(0.003-1.000) Hz ± 2.0 mHzPhase angle difference limitbetween bus and line forsynchrocheck(5.0-90.0) degrees ± 2.0 degreesVoltage difference limit betweenbus and line for synchronizing andsynchrocheck0.03-0.50 p.u ± 0.5% of VnTime delay output for synchronismcheck(0.000-60.000) s ± 0.5% ± 25 msFrequency difference minimumlimit for synchronizing(0.003-0.250) Hz ± 2.0 mHzFrequency difference maximumlimit for synchronizing(0.050-0.500) Hz ± 2.0 mHzMaximum allowed frequency rateof change(0.000-0.500) Hz/s ± 10.0 mHz/sClosing time of the breaker (0.000-60.000) s ± 0.5% ± 25 msBreaker closing pulse duration (0.050-60.000) s ± 0.5% ± 25 mstMaxSynch, which resetssynchronizing function if no closehas been made before set time(0.000-60.000) s ± 0.5% ± 25 msMinimum time to acceptsynchronizing conditions(0.000-60.000) s ± 0.5% ± 25 msTime delay output for energizingcheck(0.000-60.000) s ± 0.5% ± 25 msOperate time for synchronismcheck function40 ms typically -Operate time for energizingfunction100 ms typically -11.2 Autorecloser for 3-phase operation SMBRREC (79)1MRK 506 335-UUS A Section 11Control363Technical manual
