Settings - ABB RELION 670 Series Applications Manual

Section 7
Impedance protection
IEC10000101 V3 EN-US
Figure 121: Mho function example configuration for generator protection application
7.4.3.2

Settings

Full-scheme distance measuring, Mho characteristic ZMHPDIS used as an under-impedance
function shall be set for the application example shown in figure
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1MRK 504 152-UEN B
GUID-53D13CBF-02DD-40EE-B579-5DFA16144C20 v3
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Application manual