Name Values (Range) Unit Step Default Description
Characterist2 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
Programmable
RI type
RD type
- - ANSI Def. Time Selection of time delay curve type for
step 2
I2> 5 - 2500 %IB 1 500 Operating phase current level for step 2
in % of IBase
t2 0.000 - 60.000 s 0.001 0.400 Def time delay or add time delay for
inverse char of step 2
k2 0.05 - 999.00 - 0.01 0.05 Time multiplier for the inverse time delay
for step 2
IMin2 1 - 10000 %IB 1 50 Minimum operate current for step2 in %
of IBase
t2Min 0.000 - 60.000 s 0.001 0.000 Minimum operate time for inverse curves
for step 2
I2Mult 1.0 - 10.0 - 0.1 2.0 Multiplier for current operate level for
step 2
DirMode3 Off
Non-directional
Forward
Reverse
-
- Non-directional Directional mode of step 3 (off, nodir,
forward, reverse)
Characterist3 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
Programmable
RI type
RD type
- - ANSI Def. Time Selection of time delay curve type for
step 3
I3> 5 - 2500 %IB 1 250 Operating phase current level for step 3
in % of IBase
t3 0.000 - 60.000 s 0.001 0.800 Def time delay or add time delay for
inverse char of step 3
Table continues on next page
1MRK 505 394-UEN A Section 8
Current protection
Line differential protection RED650 2.2 IEC 167
Technical manual
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