Name Values (Range) Unit Step Default Description
t1Min 0.000 - 60.000 s 0.001 0.000 Minimum operate time for inverse curves for
step 1
DirMode2 Disabled
Non-directional
Forward
Reverse
-
- Non-directional Directional mode of step 2 off / non-directional /
forward / reverse
I2> 5 - 2500 %IB 1 500 Phase current operate level for step 2 in % of
IBase
t2 0.000 - 60.000 s 0.001 0.400 Definite time delay of step 2
DirMode3 Disabled
Non-directional
Forward
Reverse
-
- Non-directional Directional mode of step 3 off / non-directional /
forward / reverse
I3> 5 - 2500 %IB 1 250 Phase current operate level for step3 in % of
IBase
t3 0.000 - 60.000 s 0.001 0.800 Definite time delay of step 3
DirMode4 Disabled
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 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 Selection of time delay curve type for step 4
I4> 5 - 2500 %IB 1 175 Phase current operate level for step 4 in % of
IBase
t4 0.000 - 60.000 s 0.001 2.000 Definite time delay of step 4
k4 0.05 - 999.00 - 0.01 0.05 Time multiplier for the inverse time delay for
step 4
IMin4 5 - 10000 %IB 1 100 Minimum operate current for step4 in % of
IBase
t4Min 0.000 - 60.000 s 0.001 0.000 Minimum operate time for inverse curves for
step 4
Section 6 1MRK 511 287-UUS A
Current protection
88
Technical manual
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