ABB RELION REX640, Техническое руководство, Страница: 1272 / 1960

5.12.7.2 CRWPSCH Output signals
Table 1200: CRWPSCH Output signals
Name Type Description
OPR_IRV BOOLEAN Operation of WEI logic in
phase B
OPR_WEI BOOLEAN Operation of WEI logic in
phase C
ECHO BOOLEAN Carrier send by WEI logic
CR BOOLEAN POR Carrier signal received
from remote end
5.12.8 CRWPSCH Settings
Table 1201: CRWPSCH Non group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Operation
1=on
5=off
1=on Operation Off / On
Reversal mode
1=Off
2=On
1=Off Operating mode
of Current Reversal
Logic
Wei mode
1=Off
3=Echo
4=Echo and Oper-
ate
1=Off Operating mode of
WEI logic
PhV level for Wei 0.10...0.90 xUn 0.01 0.70 Phase to Neutral
voltage for detec-
tion of fault condi-
tion
PPV level for Wei 0.10...0.90 xUn 0.01 0.70 Phase to Phase
voltage for detec-
tion of fault condi-
tion
Reversal time 0...60000 ms 10 20 Pickup time for cur-
rent reversal logic
Reversal reset time 0...60000 ms 10 60 Time Delay to pre-
vent Carrier send
and local trip
Wei Crd time 0...60000 ms 10 10 Coordination time
for the WEI logic
5.12.9 CRWPSCH Monitored data
Table 1202: CRWPSCH Monitored data
Name Type Values (Range) Unit Description
CRWPSCH Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
Protection related functions 1MRS759142 F
1272 REX640
Technical Manual