Siemens SIPROTEC 4 7VK61 Manual page 96

Functions
2.4 Synchronism and voltage check (optional)
No. Information
2908 >Usy1>Usy2<
2909 >Usy1<Usy2>
2910 >Usy1<Usy2<
2911 >Sync. o/ride
2930 Sync. on/off BI
2931 Sync. OFF
2932 Sync. BLOCK
2934 Sync. faulty
2935 Sync.Tsup.Exp
2936 Sync. req.CNTRL
2941 Sync. running
2942 Sync.Override
2943 Synchronism
2944 SYNC Usy1>Usy2<
2945 SYNC Usy1<Usy2>
2946 SYNC Usy1<Usy2<
2947 Sync. Udiff>
2948 Sync. fdiff>
2949 Sync. φ-diff>
2951 Sync. release
2961 Sync.CloseCmd
2970 SYNC fsy2>>
2971 SYNC fsy2<<
2972 SYNC fsy1>>
2973 SYNC fsy1<<
2974 SYNC Usy2>>
2975 SYNC Usy2<<
2976 SYNC Usy1>>
2977 SYNC Usy1<<
2978 SYNC Usy2>Usy1
2979 SYNC Usy2<Usy1
2980 SYNC fsy2>fsy1
2981 SYNC fsy2<fsy1
2982 SYNC φsy2>φsy1
2983 SYNC φsy2<φsy1
96
Type of Comments
Informa-
tion
SP >Sync-Prog. Usy1>Usy2<
SP >Sync-Prog. Usy1<Usy2>
SP >Sync-Prog. Usy1<Usy2<
SP >Sync-Prog. Override ( bypass )
IntSP Synchro-check ON/OFF via BI
OUT Synchro-check is switched OFF
OUT Synchro-check is BLOCKED
OUT Synchro-check function faulty
OUT Synchro-check supervision time expired
OUT Synchro-check request by control
OUT Synchronization is running
OUT Synchro-check override/bypass
OUT Synchronism detected
OUT SYNC Condition Usy1>Usy2< true
OUT SYNC Condition Usy1<Usy2> true
OUT SYNC Condition Usy1<Usy2< true
OUT Sync. Voltage diff. greater than limit
OUT Sync. Freq. diff. greater than limit
OUT Sync. Angle diff. greater than limit
OUT Synchronism release (to ext. AR)
OUT Close command from synchro-check
OUT SYNC frequency fsy2 > (fn + 3Hz)
OUT SYNC frequency fsy2 < (fn + 3Hz)
OUT SYNC frequency fsy1 > (fn + 3Hz)
OUT SYNC frequency fsy1 < (fn + 3Hz)
OUT SYNC voltage Usy2 >Umax (P.3504)
OUT SYNC voltage Usy2 < U> (P.3503)
OUT SYNC voltage Usy1 >Umax (P.3504)
OUT SYNC voltage Usy1 < U> (P.3503)
OUT SYNC Udiff too large (Usy2>Usy1)
OUT SYNC Udiff too large (Usy2<Usy1)
OUT SYNC fdiff too large (fsy2>fsy1)
OUT SYNC fdiff too large (fsy2<fsy1)
OUT SYNC PHIdiff too large (PHIsy2>PHIsy1)
OUT SYNC PHIdiff too large (PHIsy2<PHIsy1)
SIPROTEC 4, 7VK61, Manual
C53000-G1176-C159-5, Edition 05.2018