ABB RELION REX640 Technical Manual page 678

Protection functions
Parameter Values (Range)
8=Clk Num 8
10=Clk Num 10
11=Clk Num 11
CT ratio correction 0.200...5.000
CT connection type 1=Type 1
2=Type 2
Zro A elimination
1=Not eliminated
2=Winding 1
3=Winding 2
4=Winding 1 and 2
Restraint mode
1=None
2=Harmonic2
Table 651: LNPLDF Non group settings (Advanced)
Parameter Values (Range)
Reset delay time 0...60000
Minimum operate 45...60000
time
4.3.1.10 LNPLDF Monitored data
Table 652: LNPLDF Monitored data
Name Type
START_DUR FLOAT32
I_AMPL_LOC_A FLOAT32
I_AMPL_LOC_B FLOAT32
I_AMPL_LOC_C FLOAT32
I_AMPL_REM_A FLOAT32
I_AMPL_REM_B FLOAT32
I_AMPL_REM_C FLOAT32
ID_A FLOAT32
ID_B FLOAT32
ID_C FLOAT32
IB_A FLOAT32
IB_B FLOAT32
IB_C FLOAT32
Table continues on the next page
678
Unit Step
0.001
Unit Step
ms 1
ms 1
Values (Range)
0.00...100.00
0.00...40.00
0.00...40.00
0.00...40.00
0.00...40.00
0.00...40.00
0.00...40.00
0.00...80.00
0.00...80.00
0.00...80.00
0.00...80.00
0.00...80.00
0.00...80.00
Default
1.000
1=Type 1
1=Not eliminated
1=None
Default
0
45
Unit Description
% Ratio of start time / op-
erate time
xIr Local phase A ampli-
tude after correction
xIr Local phase B ampli-
tude after correction
xIr Local phase C ampli-
tude after correction
xIr Remote phase A ampli-
tude after correction
xIr Remote phase B ampli-
tude after correction
xIr Remote phase C ampli-
tude after correction
xIr Differential current
phase A
xIr Differential current
phase B
xIr Differential current
phase C
xIr Stabilization current
phase A
xIr Stabilization current
phase B
xIr Stabilization current
phase C
1MRS759142 F
Description
Local phase current
transformer ratio
correction
CT connection
type. Determined
by the directions of
the connected cur-
rent transformers.
Elimination of the
zero-sequence cur-
rent
Selects what re-
straint modes are
in use
Description
Reset delay time
for stabilized stage
Minimum operate
time for stabilized
stage IDMT curves
REX640
Technical Manual