Functions
6-12 7SA522 Manual
C53000-G1176-C119-2
6.1.1.1 Settings
Addr. Setting Title Setting Options Default Setting Comments
201 CT Starpoint towards Line
towards Busbar
towards Line CT Starpoint
203 Unom PRIMARY 1.0..1200.0 kV 400.0 kV Rated Primary Voltage
204 Unom SECON-
DARY
80..125 V 100 V Rated Secondary Voltage (L-L)
205 CT PRIMARY 10..5000 A 1000 A CT Rated Primary Current
206 CT SECONDARY 1A
5A
1A CT Rated Secondary Current
210 U4 transformer not connected
Udelta transformer
Usync transformer
Ux reference transformer
not connected U4 voltage transformer is
211 Uph / Udelta 0.10..9.99 1.73 Matching ratio Phase-VT To
Open-Delta-VT
212 Usync connect. L1-E
L2-E
L3-E
L1-L2
L2-L3
L3-L1
L1-L2 VT connection for sync. voltage
214 ϕ Usync-Uline 0..360 ° 0 ° Angle adjustment Usync-Uline
215 U-line / Usync 0.80..1.20 1.00 Matching ratio U-line / Usync
220 I4 transformer not connected
Neutral Current (of the pro-
tected line)
Neutral Current of the paral-
lel line
Starpoint Curr. of earthed
power transf.
Neutral Current (of
the protected line)
I4 current transformer is
221 I4/Iph CT 0.010..5.000 1.000 Matching ratio I4/Iph for CT’s
230 Rated Frequency 50 Hz
60 Hz
50 Hz Rated Frequency
235 PHASE SEQ. L1 L2 L3
L1 L3 L2
L1 L2 L3 Phase Sequence
236 Distance Unit km
Miles
km Distance measurement unit
237 Format Z0/Z1 Zero seq. comp. factors RE/
RL and XE/XL
Zero seq. comp. factor K0
and angle(K0)
Zero seq. comp.
factors RE/RL and
XE/XL
Setting format for zero
seq.comp. format
239 T-CB close 0.01..0.60 sec 0.06 sec Closing (operating) time of CB
240 TMin TRIP CMD 0.02..30.00 sec 0.10 sec Minimum TRIP Command Dura-
tion
241 TMax CLOSE CMD 0.01..30.00 sec 0.10 sec Maximum Close Command
Duration
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