Basler Electric BE1-851 - Manual (Page 186)

Table 8-15. Feeder_3 Virtual Switches Logic
Switch Purpose Mode Label
State Labels
True False
43
Automatic setting group change
logic auto/manual switch.
2 (On/Off) SETGRP_MAN MANUAL AUTO
143
Disable recloser when virtual
switch is closed.
2 (On/Off) RCL_DISABL DISABLD ENABLED
243
Disable neutral and negative-
sequence, 50 and 51 protection
when virtual switch is closed.
2 (On/Off) N&Q_DISABL DISABLD ENABLED
343
Put the relay in test mode so that
reclosing and breaker failure are
disabled when virtual switch is
closed.
2 (On/Off) TESTENABLE TSTMODE NORMAL
101
Virtual Control Switch to trip bus
breaker.
1 (Enable) N/A N/A N/A
Table 8-16. Feeder_3 Virtual Outputs
Output Purpose Description Label
State Labels
True False
VOA
(OUTA)
Alarm Output Contact.
Change state of alarm contact
when relay failure or major
programmable alarm is TRUE.
ALARM ACTIVE NORMAL
BESTlogic Expression: VOA=ALMMAJ
VO1
(OUT1)
Breaker trip contact.
Trip breaker when protective
trip expression is TRUE or
when breaker failure is initiated
or when virtual breaker control
switch is operated to trip
BKR_TRIP TRIP NORMAL
BESTlogic Expression: VO1=VO11+BFPU+101T
VO2
(OUT2)
Breaker close contact.
Close breaker when recloser
close output it TRUE or when
virtual breaker control switch is
operated to close.
BKR_CLOSE CLOSE NORMAL
BESTlogic Expression: VO2=79C+101C
VO3
(OUT3)
Enable backup of relay
by upstream relay.
Hold output closed if relay is
not out of service because it is
in test mode and it is not out of
service due to relay failure
IN_SERVICE NORMAL BACKUP
BESTlogic Expression: VO3=IN4*/343
VO4
(OUT4)
Block upstream
instantaneous elements
when relay is picked up
for high-speed bus
overcurrent protection
logic.
Block upstream instantaneous
elements when the protective
pickup expression is TRUE
and the relay is not in test
mode and the breaker has not
failed.
BLK_UPSTRM BLOCKED NORMAL
BESTlogic Expression: VO4=VO12*/VO5*IN4*/343
8-30 BE1-851 Application 9289900990 Rev R