ABB Relion 670 series - Page 367

TZx
BLOCK
PPZx
PGZx
TimerLinksZx
LoopLink (tPP-tPG)
LoopLink & ZoneLink
no links
LNKZ1
FALSE (0)
TimerLinksZx =
LoopLink & ZoneLink
LNKZRV
LNKZ2
LNKZx
OR
LNKZ3
LNKZ4
LNKZ5
ZoneLinkStart
PUPHS Phase Selection
1st pickup zone
LOVBZ
BLKZx
BLKTRZx
OR
OR
OR
OR
OR
AND
AND
OR
AND
AND
AND
TimerModeZx =
Enable Ph-Ph,
Ph-G
AND
AND
ANSI12000139-2-en.vsdx
0
tPPZx
0
tPPZx
ANSI12000139 V2 EN-US
Figure 187: Logic for linking of timers
PHSA
PHSB
PHSC
PHSAB
PHSBC
PHSCA
REV_A
REV_B
REV_C
RVA
RVB
RVAB
RVC
RVBC
RVCA
BLOCK
LOVBZ
OR
AND
AND
AND
AND
AND
AND
AND
OR
OR
OR
OR
IN present
AND
AND
REV_G
AND
ANSI12000141-1-en.vsd
15 ms
0
15 ms
0
15 ms
0
ANSI12000141 V1 EN-US
Figure 188: Additional pickup outputs 3
1MRK 502 066-UUS B Section 7
Impedance protection
361
Technical manual