ABB RELION REX640 - 5.16.7 Signals; 5.16.7.1 LBRDOB Input signals; 5.16.7.2 LBRDOB Output signals; 5.16.8 Settings

5.16.7 Signals
5.16.7.1 LBRDOB Input signals
Table 1231: LBRDOB Input signals
Name Type Default Description
I3P SIGNAL - Three-phase currents
U3P SIGNAL - Three-phase voltages
BLOCK BOOLEAN 0=False Block signal for acti-
vating the blocking
mode
5.16.7.2 LBRDOB Output signals
Table 1232: LBRDOB Output signals
Name Type Description
LB_FORWARD BOOLEAN Load discrimination active in
forward direction
LB_REVERSE BOOLEAN Load discrimination active in
reverse direction
5.16.8 Settings
5.16.8.1 LBRDOB Settings
Table 1233: LBRDOB Group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Resistive reach Fw 1.00...6000.00 ohm 0.01 150.00 Resistive forward
reach for load dis-
crimination
Resistive reach Rv 1.00...6000.00 ohm 0.01 150.00 Resistive reverse
reach for load dis-
crimination
Max impedance an-
gle
5...85 deg 1 25 Maximum angle for
load area
Min impedance an-
gle
-85...-5 deg 1 -25 Minimum angle for
load area
Directional mode
1=Non-directional
2=Forward
3=Reverse
2=Forward Directional mode
Table 1234: LBRDOB Non group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Operation
1=on
1=on Operation Off / On
1MRS759142 F Protection related functions
REX640
Technical Manual
1299