ABB REG650 Technical Manual page 152
Generator protection
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- Technical manual (728 pages) ,
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Section 7
Impedance protection
146
XoffsetDirLine
IEC06000457 V1 EN
Figure 65:
Impedance constructed as XoffsetDirLine in LEXPDIS (40) protection
LEXPDIS (40) function is schematically described in figure 66.
X
Underexcitation Protection
Restrain area
DirAngle
Z (apparent impedance)
1MRK 502 043-UUS B
R
en06000457.vsd
Technical Manual
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