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ABB Relion 670 series - Page 262

ABB Relion 670 series
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ANSI11000217-1-en.vsd
AND
AND
AND
AND
AND
AND
PHG_FLT
OR
Release
OR
OR
OR
OR
PU_A
PU_B
PU_C
PHPH_FLT
PICKUP
OR
PU_AG
PU_BG
PU_CG
PU_AB
PU_BC
PU_CA
ANSI11000217 V1 EN
Figure 127: Composition of pickup signals
Tripping conditions for the distance protection zone one are symbolically presented in
figure
83.
Section 6 1MRK505222-UUS C
Impedance protection
256
Technical reference manual

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