ABB RELION 670 Series Technical Manual page 464

Generator protection
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Section 8
Current protection
Name
Values (Range)
tReset4
0.000 - 60.000
tPCrv4
0.005 - 3.000
tACrv4
0.005 - 200.000
tBCrv4
0.00 - 20.00
tCCrv4
0.1 - 10.0
tPRCrv4
0.005 - 3.000
tTRCrv4
0.005 - 100.000
tCRCrv4
0.1 - 10.0
HarmBlock4
Disabled
Enabled
Table 216: OC4PTOC (51_67) Non group settings (basic)
Name
Values (Range)
MeasType
DFT
RMS
GlobalBaseSel
1 - 12
Table 217: OC4PTOC (51_67) Non group settings (advanced)
Name
Values (Range)
PU1_MinEd2Set
5 - 2500
PU1_MaxEd2Set
5 - 2500
PU2_MinEd2Set
5 - 2500
PU2_MaxEd2Set
5 - 2500
PU3_MinEd2Set
5 - 2500
Table continues on next page
458
Unit
Step
Default
s
0.001
0.020
-
0.001
1.000
-
0.001
13.500
-
0.01
0.00
-
0.1
1.0
-
0.001
0.500
-
0.001
13.500
-
0.1
1.0
-
-
Disabled
Unit
Step
Default
-
-
DFT
-
1
1
Unit
Step
Default
%IB
1
5
%IB
1
2500
%IB
1
5
%IB
1
2500
%IB
1
5
1MRK 502 066-UUS B
Description
Constant reset time for step 4
Parameter P for customer programmable
curve for step 4
Parameter A for customer programmable
curve for step 4
Parameter B for customer programmable
curve for step 4
Parameter C for customer programmable
curve for step 4
Parameter PR for customer programmable
curve for step 4
Parameter TR for customer programmable
curve for step 4
Parameter CR for customer programmable
curve for step 4
Enable block of step 4 from harmonic
restrain
Description
Selection between DFT and RMS
measurement
Selection of one of the Global Base Value
groups
Description
Minimum settable operating phase current
level for step 1 in % of IBase, for 61850 Ed.2
settings
Maximum settable operating phase
current level for step 1 in % of IBase, for
61850 Ed.2 settings
Minimum settable operating phase current
level for step 2 in % of IBase, for 61850
Ed.2 settings
Maximum settable operating phase
current level for step 2 in % of IBase, for
61850 Ed.2 settings
Minimum settable operating phase current
level for step 3 in % of IBase, for 61850
Ed.2 settings
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