Name
Values (Range)
Unit
Step
Default
Description
DirMode4
Off
Non-directional
Forward
Reverse
-
-
Non-directional
Directional mode of step 4 (off, non-
directional, forward, reverse)
Characterist4
ANSI Ext. inv.
ANSI Very inv.
ANSI Norm. inv.
ANSI Mod. inv.
ANSI Def. Time
L.T.E. inv.
L.T.V. inv.
L.T. inv.
IEC Norm. inv.
IEC Very inv.
IEC inv.
IEC Ext. inv.
IEC S.T. inv.
IEC L.T. inv.
IEC Def. Time
Reserved
RI type
RD type
-
-
ANSI Def. Time
Time delay curve type for step 4
IN4>
1 - 2500
%IB
1
17
Operate residual current level for step 4 in
% of IBase
t4
0.000 - 60.000
s
0.001
1.200
Independent (definite) time delay of step 4
k4
0.05 - 999.00
-
0.01
0.05
Time multiplier for the dependent time
delay for step 4
IMin4
1 - 10000
%IB
1
17
Minimum operate current for step 4 in % of
IBase
t4Min
0.000 - 60.000
s
0.001
0.000
Minimum operate time in inverse curves
step 4
HarmRestrain4
Off
On
-
-
On
Enable block of step 4 from harmonic
restrain
Table 88:
EF4PTOC Non group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
GlobalBaseSel
1 - 6
-
1
1
Selection of one of the Global Base Value
groups
SeqTypeUPol
ZeroSeq
NegSeq
-
-
ZeroSeq
Choice of measurand for polarizing
voltage
SeqTypeIPol
ZeroSeq
NegSeq
-
-
ZeroSeq
Choice of measurand for polarizing
current
SeqTypeIDir
ZeroSeq
NegSeq
-
-
ZeroSeq
Choice of measurand for directional
current
1MRK 504 135-UEN A
Section 8
Current protection
159
Technical manual
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