Function Block - ABB Relion 670 Series Technical Reference Manual

1MRK505222-UUS C
6.2.3
Technical reference manual
Timer tPP=enable
PUZMPP
AND
BLKFUNC
Timer tPG=enable
AND
PUZMPG
BLKTR
BLK
PU_A
PU_B
PU_C
ANSI09000887 V2 EN
Figure 97: Tripping logic for the distance protection zone one

Function block

ZMCPDIS (21)
I3P* TRIP
V3P* TR_A
BLOCK TR_B
LOVBZ TR_C
BLKTR PICKUP
PHSEL PU_A
DIRCND PU_B
PU_C
PHPUND
ANSI07000036-2-en.vsd
ANSI07000036 V2 EN
Figure 98: ZMCPDIS (21) function block
Impedance protection
tPP
AND
0-tPP
0
OR
tPG
0-tPG
AND
0
0
AND
15 ms
OR
AND
AND
AND
Section 6
OR
TRIP
TR_A
TR_B
TR_C
ANSI09000887-2-en.vsd
211