[tdstabilisierung-zweiteharmo-7ut612-021026-rei, 1, en_GB]
Figure 4-2 Restraining influence of 2nd harmonic in transformer differential protection
Idiff
Differential current = |Ι
1
+ Ι
2
|
INObj Rated current of protected object
IfN Current at rated frequency
I2f Current at double frequency
[tdstabilisierung-nteharmo-7ut612-021026-rei, 1, en_GB]
Figure 4-3 Restraining influence of n-th harmonic in transformer differential protection
Idiff
Ddifferential current = |Ι
1
+ Ι
2
|
INObj Nominal current of protected object
Technical Data
4.2 Differential Protection
410 SIPROTEC 4, 7UT6x, Manual
C53000-G1176-C230-5, Edition 09.2016
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