ABB RELION REX640 Technical Manual page 1299

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