Siemens siprotec 7SA522 User Manual

Appendix
B-17
7SA522 Manual
C53000-G1176-C119-2
3902 I> BF Breaker Failure 0.05..20.00 A 0.10 A Pick-up threshold I>
3903 1p-RETRIP (T1) Breaker Failure NO
YES
YES 1pole retrip with stage T1 (local trip)
3904 T1-1pole Breaker Failure 0.00..30.00 sec 0.00 sec T1, Delay after 1pole start (local trip)
3905 T1-3pole Breaker Failure 0.00..30.00 sec 0.00 sec T1, Delay after 3pole start (local trip)
3906 T2 Breaker Failure 0.00..30.00 sec 0.15 sec T2, Delay of 2nd stage (busbar trip)
3907 T3-BkrDefective Breaker Failure 0.00..30.00 sec 0.00 sec T3, Delay for start with defective bkr.
3908 Trip BkrDefect. Breaker Failure NO
trips with T1-trip-signal
trips with T2-trip-signal
trips with T1 and T2-trip-sig-
nal
NO Trip output selection with defective bkr
3909 Chk BRK CON-
TACT
Breaker Failure NO
YES
YES Check Breaker contacts
3921 End Flt. stage Breaker Failure ON
OFF
OFF End fault stage is
3922 T-EndFault Breaker Failure 0.00..30.00 sec 2.00 sec Trip delay of end fault stage
3931 PoleDiscrepancy Breaker Failure ON
OFF
OFF Pole Discrepancy supervision
3932 T-PoleDiscrep. Breaker Failure 0.00..30.00 sec 2.00 sec Trip delay with pole discrepancy
4001 FCT TripSuperv. Trip Circuit Supervi-
sion
ON
OFF
OFF TRIP Circuit Supervision is
4002 No. of BI Trip Circuit Supervi-
sion
1..2 2 Number of Binary Inputs per trip circuit
4003 Alarm Delay Trip Circuit Supervi-
sion
1..30 sec 2 sec Delay Time for alarm
Addr. Setting Title Function Setting Options Default Setting Comments

Siemens siprotec 7SA522 Specifications

General

Brand	Siemens
Model	siprotec 7SA522
Category	Protection Device
Language	English