Siemens siprotec 7SA522 User Manual

Functions
6-28 7SA522 Manual
C53000-G1176-C119-2
The indicated secondary current values and values of impedance for setting ranges
and default settings refer to I
N
= 1 A. For the nominal current 5 A the current values
are to be multiplied by 5. The values of impedance are divided by 5.
6.1.3.2 Information Overview
1135 Reset Trip CMD with Pole Open Current
Threshold only
with CBaux AND Pole Open
Current
with Pole Open
Current Threshold
only
RESET of Trip Command
1140 I-CTsat. Thres. 0.2..50.0 A 10.0 A CT Saturation Threshold
1150 SI Time Man.Cl 0.01..30.00 sec 0.30 sec Seal-in Time after MANUAL clo-
sures
1151 SYN.MAN.CL with Synchronism-check
without Synchronism-check
NO
without Synchro-
nism-check
Manual CLOSE COMMAND
generation
1155 3pole coupling with Pickup
with Trip
with Trip 3 pole coupling
1156 Trip2phFlt 3pole
1pole, leading phase
1pole, lagging phase
3pole Trip type with 2phase faults
Addr. Setting Title Setting Options Default Setting Comments
F.No. Alarm Comments
351 >CB Aux. L1 >Circuit breaker aux. contact: Pole L1
352 >CB Aux. L2 >Circuit breaker aux. contact: Pole L2
353 >CB Aux. L3 >Circuit breaker aux. contact: Pole L3
379 >CB 3p Closed >CB aux. contact 3pole Closed
380 >CB 3p Open >CB aux. contact 3pole Open
356 >Manual Close >Manual close signal
357 >Close Cmd. Blk >Block all Close commands from external
361 >FAIL:Feeder VT >Failure: Feeder VT (MCB tripped)
362 >FAIL:Bus VT >Failure: Busbar VT (MCB tripped)
366 >CB1 Pole L1 >CB1 Pole L1 (for AR,CB-Test)
367 >CB1 Pole L2 >CB1 Pole L2 (for AR,CB-Test)
368 >CB1 Pole L3 >CB1 Pole L3 (for AR,CB-Test)
410 >CB1 3p Closed >CB1 aux. 3p Closed (for AR, CB-Test)
411 >CB1 3p Open >CB1 aux. 3p Open (for AR, CB-Test)
371 >CB1 Ready >CB1 READY (for AR,CB-Test)
378 >CB faulty >CB faulty (for Breaker Fail)
381 >1p Trip Perm >Single-phase trip permitted from ext.AR

Siemens siprotec 7SA522 Specifications

General

Brand	Siemens
Model	siprotec 7SA522
Category	Protection Device
Language	English