Close-Into-Fault Trip Setting (Cif Trip); Load Loss Trip Setting (Ll Trip); Loss Of Potential Block Setting (Lop Blk); Loss Of Current Block Setting (Loi Blk) - ABB REL 301 Instruction Leaflet

3.3.25 Close-Into-Fault Trip Setting ("CIF Trip")
Set "CIF Trip" setting by selecting the value field "CIF Trip" if line side potential is used to sup-
ply the relay. See Section 2.4.7 for special applications of close-into-fault logic.
3.3.26 Load Loss Trip Setting ("LL Trip")
Set "LL Trip" to "YES", FDOG or NO, where:
"YES"
"FDOG" – "LL Trip" with both Z2 and FDOG supervision.
"NO"
3.3.27 Loss of Potential Block Setting ("LOP Blk")
Set "LOP Blk" to "YES", if loss-of-potential block trip function is required.
3.3.28 Loss of Current Block Setting ("LOI Blk")
Set "LOI Blk" to "YES", if loss-of-current block trip function is required.
3.3.29 Trip Alarm Setting ("Trip Alm")
Set "Trip Alm" to "Seal-in", if trip alarm seal-in is required. The front panel, reset push-button
can be used to reset the sealed alarm.
3.3.30 Remote Setting ("Rem. Set")
Set the "Rem. Set" to "Remote Allowed" if remote setting, via communications port, is re-
quired.
3.3.31

Real-Time Clock Setting

With REL 301/302 in the "setting" mode, scroll the function field to "Set Time", and change the
value to "Yes". Depress function push-button R
Hour, and Minute, and set the corresponding number via the value field. The REL 301/302 clock
will start at the time the enter button is pushed while the display is showing the minute value.
3.4.

RECLOSE INITIATION MODE PROGRAMMING

3.4.1

For Non-pilot and Pilot Systems

1. Select "RI Type" = "No RI"; "ØG RI"; "ØØ, ØG RI"; or "3Ø, ØØ, ØØG, ØG" (See Table
3-2)
2. Use one of the two ( RI-1 or RI-2 )
3. Select one or all of the "Fast RI", "Zone-2 RI", and/or "Zone-3 RI" to "Yes", depending
on the application. ( REL 302 set for Pilot System: For reclose initiation, following Pilot trip-
ping, "Fast RI" should be set to either "Pilot" or "Pilot/Z1/Inst I")
5. Bold italic type indicates an output e.g. LEDs or contact output
– "LL Trip" trip with Z2 supervision.
– "LL Trip" function is not used.
to display Year, Month, Day, Weekday,
AISE
5
output contacts for the reclosing initiation circuit
I.L. 40-386.4
3-15