Siemens SIPROTEC 7SA6 Manual page 416

Functions
F.No. Alarm
2941 Sync. running
2942 Sync.Override
2943 Synchronism
2944 Usyn< U-line>
2945 Usyn> U-line<
2946 Usyn< U-line<
2947 Sync. Udiff>
2948 Sync. fdiff>
Sync. ϕ-diff>
2949
2951 Sync. release
2961 Sync.CloseCmd
2970 Sync. f-bus>>
2971 Sync. f-bus<<
2972 Sync. f-line>>
2973 Sync. f-line<<
2974 Sync. U-syn>>
2975 Sync. U-syn<<
2976 Sync. U-line>>
2977 Sync. U-line<<
6-226
Synchronization is running
Synchro-check override/bypass
Synchronism detected
Sync. dead bus / live line detected
Sync. live bus / dead line detected
Sync. dead bus / dead line detected
Sync. Voltage diff. greater than limit
Sync. Freq. diff. greater than limit
Sync. Angle diff. greater than limit
Synchronism release (to ext. AR)
Close command from synchro-check
Sync. Bus frequency > (fn + 3Hz)
Sync. Bus frequency < (fn - 3Hz)
Sync. Line frequency > (fn + 3Hz)
Sync. Line frequency < (fn - 3Hz)
Sync. Bus voltage > Umax (P.3504)
Sync. Bus voltage < U> (P.3503)
Sync. Line voltage > Umax (P.3504)
Sync. Line voltage < U> (P.3503)
Comments
C53000-G1176-C156-2
7SA6 Manual