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IEC09000111-4-EN.vsd
Auto
-
transformer
REFPDIF
I3PW1CT1
I3P
IdN/I
I3PW2CT1
HV (W1)
LV (W2)
IEC09000111-4-EN V2 EN-US
Figure 42: Connection of restricted earth fault, low impedance function REFPDIF for an
autotransformer, solidly earthed
6.2.2.4
Reactor winding, solidly earthed
M13048-18 v10
Reactors can be protected with restricted earth-fault protection, low impedance function
REFPDIF. The connection of REFPDIF for this application is shown in figure
1MRK 505 343-UEN B
Section 6
Differential protection
111
Application manual
Summary of Contents for Relion 670 series
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