Siemens siprotec 7SA522 User Manual

A Appendix
530
7SA522 Manual
C53000-G1176-C155-3
A.7 Settings
Addresses which have an appended "A" can only be changed with DIGSI, under Ad-
ditional Settings.
The table indicates region-specific presettings. Column C (configuration) indicates the
corresponding secondary nominal current of the current transformer.
Addr. Parameter Function C Setting Options Default Setting Comments
201 CT Starpoint P.System Data 1 towards Line
towards Busbar
towards Line CT Starpoint
203 Unom PRIMARY P.System Data 1 1.0 .. 1200.0 kV 400.0 kV Rated Primary Voltage
204 Unom SECONDARY P.System Data 1 80 .. 125 V 100 V Rated Secondary Voltage (L-L)
205 CT PRIMARY P.System Data 1 10 .. 5000 A 1000 A CT Rated Primary Current
206 CT SECONDARY P.System Data 1 1A
5A
1A CT Rated Secondary Current
207 SystemStarpoint P.System Data 1 Solid Earthed
Peterson-Coil
Isolated
Solid Earthed System Starpoint is
210 U4 transformer P.System Data 1 Not connected
Udelta transf.
Usync transf.
Ux transformer
Not connected U4 voltage transformer is
211 Uph / Udelta P.System Data 1 0.10 .. 9.99 1.73 Matching ratio Phase-VT To Open-
Delta-VT
212 Usync connect. P.System Data 1 L1-E
L2-E
L3-E
L1-L2
L2-L3
L3-L1
L1-L2 VT connection for sync. voltage
214A ϕ Usync-Uline P.System Data 1 0 .. 360 ° 0 ° Angle adjustment Usync-Uline
215 U-line / Usync P.System Data 1 0.50 .. 2.00 1.00 Matching ratio U-line / Usync
220 I4 transformer P.System Data 1 Not connected
In prot. line
In paral. line
IY starpoint
In prot. line I4 current transformer is
221 I4/Iph CT P.System Data 1 0.010 .. 5.000 1.000 Matching ratio I4/Iph for CT's
230 Rated Frequency P.System Data 1 50 Hz
60 Hz
50 Hz Rated Frequency
235 PHASE SEQ. P.System Data 1 L1 L2 L3
L1 L3 L2
L1 L2 L3 Phase Sequence
236 Distance Unit P.System Data 1 km
Miles
km Distance measurement unit
237 Format Z0/Z1 P.System Data 1 RE/RL, XE/XL
K0
RE/RL, XE/XL Setting format for zero seq.comp.
format
239 T-CB close P.System Data 1 0.01 .. 0.60 sec 0.06 sec Closing (operating) time of CB
240A TMin TRIP CMD P.System Data 1 0.02 .. 30.00 sec 0.10 sec Minimum TRIP Command Duration
241A TMax CLOSE CMD P.System Data 1 0.01 .. 30.00 sec 0.10 sec Maximum Close Command Dura-
tion
242 T-CBtest-dead P.System Data 1 0.00 .. 30.00 sec 0.10 sec Dead Time for CB test-autoreclo-
sure
302 CHANGE Change Group Group A
Group B
Group C
Group D
Binary Input
Protocol
Group A Change to Another Setting Group
402A WAVEFORMTRIGGER Osc. Fault Rec. Save w. Pickup
Save w. TRIP
Start w. TRIP
Save w. Pickup Waveform Capture
403A WAVEFORM DATA Osc. Fault Rec. Fault event
Pow.Sys.Flt.
Fault event Scope of Waveform Data
410 MAX. LENGTH Osc. Fault Rec. 0.30 .. 5.00 sec 2.00 sec Max. length of a Waveform
Capture Record

Siemens siprotec 7SA522 Specifications

General

Brand	Siemens
Model	siprotec 7SA522
Category	Protection Device
Language	English