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ABB Relion 670 series - Function block

ABB Relion 670 series
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ANSI09000887-2-en.vsd
BLKTR
AND
AND
AND
PU_A
PU_B
PU_C
TRIP
TR_A
TR_B
TR_C
PUZMPP
tPP
AND
AND
PUZMPG
Timer tPG=enable
Timer tPP=enable
tPG
OR
AND
AND
AND
OR
OR
BLK
BLKFUNC
0-tPP
0
0-tPG
0
0
15 ms
ANSI09000887 V2 EN
Figure 166: Tripping logic for the distance protection zone
6.9.3 Function block
ANSI08000248-1-en.vsd
ZMRPDIS (21)
I3P*
V3P*
BLOCK
BLKZ
BLKTR
PHSEL
DIRCND
TRIP
TR_A
TR_B
TR_C
RI
BFI_A
BFI_B
PU_C
PHPUND
ANSI08000248 V1 EN
Figure 167: ZMRPDIS (21) function block
Section 6 1MRK505222-UUS C
Impedance protection
320
Technical reference manual

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