Settings - ABB REG650 Technical Manual

Generator protection
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1MRK 502 034-UEN -
7.1.5
Table 59:
OC4PTOC Group settings (basic)
Name
Values (Range)
Operation
DirMode1
Characterist1
I1>
t1
k1
IMin1
t1Min
DirMode2
I2>
t2
DirMode3
I3>
t3
DirMode4
Table continues on next page
Technical Manual

Settings

Unit
Off
-
On
Off
-
Non-directional
Forward
Reverse
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
5 - 2500
%IB
0.000 - 60.000
s
0.05 - 999.00
-
1 - 10000
%IB
0.000 - 60.000
s
Off
-
Non-directional
Forward
Reverse
5 - 2500
%IB
0.000 - 60.000
s
Off
-
Non-directional
Forward
Reverse
5 - 2500
%IB
0.000 - 60.000
s
Off
-
Non-directional
Forward
Reverse
Step
Default
-
Off
-
Non-directional
-
ANSI Def. Time
1
1000
0.001
0.000
0.01
0.05
1
100
0.001
0.000
-
Non-directional
1
500
0.001
0.400
-
Non-directional
1
250
0.001
0.800
-
Non-directional
Section 7
Current protection
Description
Operation Off / On
Directional mode of step 1 off / non-
directional / forward / reverse
Selection of time delay curve type for
step 1
Phase current operate level for step1 in
% of IBase
Definite time delay of step 1
Time multiplier for the inverse time delay
for step 1
Minimum operate current for step1 in %
of IBase
Minimum operate time for inverse curves
for step 1
Directional mode of step 2 off / non-
directional / forward / reverse
Phase current operate level for step 2 in
% of IBase
Definite time delay of step 2
Directional mode of step 3 off / non-
directional / forward / reverse
Phase current operate level for step3 in
% of IBase
Definite time delay of step 3
Directional mode of step 4 off / non-
directional / forward / reverse
147

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