Phase-to-ground fault in forward direction
M13142-6 v7
With reference to figure 170, the following equations for the setting calculations can be
obtained.
Index PHS in images and equations reference settings for Phase
selection with load encroachment function FDPSPDIS (21) and index
Zm reference settings for Distance protection function (ZMQPDIS, 21).
1MRK 504 163-UUS A Section 8
Impedance protection
Transformer protection RET670 2.2 ANSI 361
Application manual
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