Name
Values (Range)
Unit
Step
Default
Description
Pickup2
1 - 2500
%IB
1
50
Residual current operate 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
TD2
0.05 - 999.00
-
0.01
0.05
Time multiplier for the step 2 selected time
characteristic
IMin2
1.00 - 10000.00
%IB
1.00
50
Minimum operate residual current for step
2 in % of IBase
t2Min
0.000 - 60.000
s
0.001
0.000
Minimum operate time for inverse time
characteristic step 2
MultPU2
1.0 - 10.0
-
0.1
2.0
Multiplier for the residual current setting
value for step 2
HarmBlock2
Disabled
Enabled
-
-
Enabled
Enable block of step 2 for harmonic
restraint
DirModeSel3
Disabled
Non-directional
Forward
Reverse
-
-
Non-directional
Directional mode of step 3 (Off, Non-dir,
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
Time delay characteristic for step 3
Pickup3
1 - 2500
%IB
1
33
Residual current operate 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
TD3
0.05 - 999.00
-
0.01
0.05
Time multiplier for the step 3 selected
time characteristic
IMin3
1.00 - 10000.00
%IB
1.00
33
Minimum operate residual current for step
3 in % of IBase
t3Min
0.000 - 60.000
s
0.001
0.000
Minimum operate time for inverse time
characteristic step 3
MultPU3
1.0 - 10.0
-
0.1
2.0
Multiplier for the residual current setting
value for step 3
HarmBlock3
Disabled
Enabled
-
-
Enabled
Enable block of step 3 for harmonic
restraint
Table continues on next page
1MRK 502 066-UUS B
Section 8
Current protection
475
Technical manual
Summary of Contents for Relion 670 series
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