
[logik-synchrocheck-seite2-280404-st, 1, en_GB]
Figure 2-22
Synchro check logic
Operating modes
The closing check for automatic reclosing is possible in one of the following operating modes:
AR SYNC-CHECK
Released at synchronism, that is when the critical
values
AR maxVolt.Diff
,
AR maxFreq.Diff
,
AR
maxAngleDiff
are within the set limits.
AR Usy1<Usy2>
Released if measuring point Usy1< is de-energized
and the measuring point Usy2> is energized.
AR Usy1>Usy2<
Released if measuring point Usy1> is energized and
the measuring point Usy2< is de-energized.
AR Usy1<Usy2<
Released if measuring point Usy1< is de-energized
and the measuring point Usy2< is also de-energized.
AR OVERRIDE
Released without any check.
The closing check for manual reclosing is possible in one of the following operating modes:
Functions
2.4 Synchronism and voltage check (optional)
SIPROTEC 4, 7VK61, Manual
87
C53000-G1176-C159-5, Edition 05.2018
Summary of Contents for SIPROTEC 4 7VK61
Page 8: ...8 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...
Page 10: ...10 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...
Page 16: ...16 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...
Page 176: ...176 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...
Page 224: ...224 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...
Page 264: ...264 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...
Page 270: ...270 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...
Page 276: ...276 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...
Page 346: ...346 SIPROTEC 4 7VK61 Manual C53000 G1176 C159 5 Edition 05 2018 ...