Information List - Siemens SIPROTEC 4 Manual

Functions
2.9 Undervoltage-controlled reactive power protection (27/Q)
Addr. Parameter
5521 Recl. release
5522 U> Reclose
5523 T Reclose
5524 Pos. f-diff
5525 Neg. f-diff
5526A Incl. 27/Q Trip

Information List

2.9.4
No. Information
6401 >27/Q Block
6411 27/Q OFF
6412 27/Q block
6413 27/Q ACT
6421 27/Q Gen TRIP
6422 27/Q Grid TRIP
6423 27/Q PICKUP
6424 Reclosure rel.
6425 27/Q blk.b.Inr.
146
C Setting Options
OFF
ON
10.00 .. 210.00 V
0.00 .. 3600.00 sec
0.01 .. 5.00 Hz
-5.00 .. -0.01 Hz
NO
YES
Type of Comments
Informa-
tion
SP >QV-Protection Blocked
OUT 27/Q -Protection off
OUT 27/Q -Protection blocked
OUT 27/Q -Protection active
OUT 27/Q -Protection Gen TRIP
OUT 27/Q -Protection Grid TRIP
OUT 27/Q-Protection PICKUP
OUT Reclosure release
OUT 27/Q pickup blocked by Inrush
Default Setting Comments
OFF Reclosure release
95.00 V Voltage threshold for reclo-
sure rel.
0.00 sec Reclosure Delay Time
0.05 Hz Pos. f-diff threshold for
reclosure rel.
-2.50 Hz Neg. f-diff threshold for
reclosure rel.
NO Include 27/Q Trip for reclo-
sure rel.
SIPROTEC 4, 7SJ80, Manual
E50417-G1140-C343-A8, Edition 12.2017