NDIR_A
DIR_A
NDIR_B
DIR_B
NDIR_C
DIR_C
NDIR_AB
DIR_AB
NDIR_BC
DIR_BC
NDIR_CA
DIR_CA
AND
AND
AND
AND
BLK
15 ms
0
15 ms
0
PU_ZMPG
PU_A
PU_B
PU_C
PICKUP
PU_ZMPP
AND
AND
AND
AND
AND
AND
OR
OR
OR
OR
OR
OR
ANSI09000888-2-en.vsd
15 ms
0
15 ms
0
ANSI09000888 V2 EN
Figure 96:
Composition of pickup signals in directional operating mode
Tripping conditions for the distance protection zone one are symbolically presented in
figure
.
Section 6
1MRK505222-UUS C
Impedance protection
210
Technical reference manual
Summary of Contents for Relion 670 series
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