Measured Values Grid Coupling Transformer
Measured Value Description Primary Secondary % Referenced to
Vact.w1
Actual voltage of winding 1 kV V Target voltage of the primary
system referenced to the rated
voltage
Vact.w2
Actual voltage of winding 2 kV V Target voltage of the primary
system referenced to the rated
voltage
ΔV act.
Voltage difference between
the target voltage and the
actual voltage
% % Voltage difference referenced
to the rated voltage of the
controlled winding
I load w1
Load current of winding 1 A A Load current referenced to the
rated current of winding 1
I load w2
Load current of winding 2 A A Load current referenced to the
rated current of winding 2
Vmax 1
Maximum voltage of winding 1 kV V Maximum voltage of winding 1
referenced to the rated voltage
of winding 1
Vmax 2
Maximum voltage of winding 2 kV V Maximum voltage of winding 2
referenced to the rated voltage
of winding 2
Vmin 1
Minimum voltage of winding 1 kV V Minimum voltage of winding 1
referenced to rated voltage of
winding 1
Vmin 2
Minimum voltage of winding 2 kV V Minimum voltage of winding 2
referenced to rated voltage of
winding 2
V tar.w1
Target voltage of winding 1 kV V Target voltage of winding 1
referenced to the rated voltage
of winding 1
V tar.w2
Target voltage of winding 2 kV V Target voltage of winding 2
referenced to the rated voltage
of winding 2
Dropout Ratio
Threshold of the voltage limit
About 0.98 of the setting value
Threshold of the current limit About 0.95 of the setting value
Technical Data
11.36 Voltage Controller
1184 SIPROTEC 5, High-Voltage Bay Controller, Manual
C53000-G5040-C015-9, Edition 11.2017
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