Siemens siprotec 7SA522 User Manual

2 Functions
254
7SA522 Manual
C53000-G1176-C155-3
´!6\QFUHOHDVHµ (FNo. 2731)
Release of reclosure by an external synchronism check device if this was requested
by the output information ´$56\QF5HTXHVWµ (FNo 2865).
2.13.3 Settings
Addresses which have an appended "A" can only be changed with DIGSI, under Ad-
ditional Settings.
Addr. Parameter Setting Options Default Setting Comments
3401 AUTO RECLOSE OFF
ON
ON Auto-Reclose function
3402 CB? 1.TRIP YES
NO
NO CB ready interrogation at 1st trip
3403 T-RECLAIM 0.50 .. 300.00 sec 3.00 sec Reclaim time after successful AR
cycle
3404 T-BLOCK MC 0.50 .. 300.00 sec; 0 1.00 sec AR blocking duration after
manual close
3406 EV. FLT. RECOG. with PICKUP
with TRIP
with TRIP Evolving fault recognition
3407 EV. FLT. MODE blocks AR
starts 3p AR
starts 3p AR Evolving fault (during the dead
time)
3408 T-Start MONITOR 0.01 .. 300.00 sec 0.20 sec AR start-signal monitoring time
3409 CB TIME OUT 0.01 .. 300.00 sec 3.00 sec Circuit Breaker (CB) Supervision
Time
3410 T RemoteClose 0.00 .. 300.00 sec; ∞∞sec Send delay for remote close
command
3411A T-DEAD EXT. 0.50 .. 300.00 sec; ∞∞sec Maximum dead time extension
3420 AR w/ DIST. YES
NO
YES AR with distance protection
3421 AR w/ SOTF-O/C YES
NO
YES AR with switch-onto-fault overcur-
rent
3422 AR w/ W/I YES
NO
YES AR with weak infeed tripping
3423 AR w/ EF-O/C YES
NO
YES AR with earth fault overcurrent
prot.
3424 AR w/ DTT YES
NO
YES AR with direct transfer trip
3425 AR w/ BackUpO/C YES
NO
YES AR with back-up overcurrent
3430 AR TRIP 3pole YES
NO
YES 3pole TRIP by AR
3431 DLC or RDT WITHOUT
RDT
DLC
WITHOUT Dead Line Check or Reduced
Dead Time
3433 T-ACTION ADT 0.01 .. 300.00 sec; ∞ 0.20 sec Action time

Siemens siprotec 7SA522 Specifications

General

Brand	Siemens
Model	siprotec 7SA522
Category	Protection Device
Language	English