
Name
Type
Description
ST1
BOOLEAN
Pick up signal from step 1
ST2
BOOLEAN
Pick up signal from step 2
ST3
BOOLEAN
Pickup signal step 3
ST4
BOOLEAN
Pickup signal step 4
STL1
BOOLEAN
Pickup signal from phase A
STL2
BOOLEAN
Pickup signal from phase B
STL3
BOOLEAN
Pickup signal from phase C
ST2NDHRM
BOOLEAN
Second harmonic detected
7.3.5
Settings
Table 85:
OC4PTOC (51_67) Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
Operation
Disabled
Enabled
-
-
Disabled
Disable/Enable Operation
DirMode1
Disabled
Non-directional
Forward
Reverse
-
-
Non-directional
Directional mode of step 1 off / non-directional /
forward / reverse
Characterist1
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
Selection of time delay curve type for step 1
I1>
5 - 2500
%IB
1
1000
Phase current operate level for step1 in % of
IBase
t1
0.000 - 60.000
s
0.001
0.000
Definite time delay of step 1
k1
0.05 - 999.00
-
0.01
0.05
Time multiplier for the inverse time delay for
step 1
IMin1
5 - 10000
%IB
1
100
Minimum operate current for step1in% of IBase
t1Min
0.000 - 60.000
s
0.001
0.000
Minimum operate time for inverse curves for
step 1
Table continues on next page
Section 7
1MRK 506 335-UUS A
Current protection
196
Technical manual
Summary of Contents for REL650 series
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