ABB Relion 670 series - Page 365

PHSA
PHSB
PHSC
PHSAB
PHSBC
PHSCA
FWD_A
FWD_B
FWD_C
FWA
FWB
FWAB
FWC
FWBC
FWCA
BLOCK
LOVBZ
OR
AND
AND
AND
AND
AND
AND
AND
OR
OR
OR
OR
IN present
AND
AND
FWD_G
AND
=1
=2
=3
FWD_1PH
FWD_2PH
FWD_3PH
ANSI12000134-1-en.vsd
15 ms
0
15 ms
0
15 ms
0
ANSI12000134 V1 EN-US
Figure 184: Additional pickup outputs 2
DirModeZ3-5
Non-directional
Forward
Reverse
DIR(n & mn)Z3-5
TRUE (1)
FWD(n & mn)
REV(n & mn)
FWD(n & mn) DIR(n & mn)Z1
FWD(n & mn) DIR(n & mn)Z2
REV(n & mn) DIR(n & mn)ZRV
ANSI12000137-1-en.vsd
ANSI12000137 V1 EN-US
Figure 185: Connection of directional signals to zones
1MRK 502 066-UUS B Section 7
Impedance protection
359
Technical manual