Name
Values (Range)
Unit
Step
Default
Description
VoltageInput
Phase A
Phase B
Phase C
PosSeq
-NegSeq
-3*ZeroSeq
MaxPh
MinPh
UnbalancePh
Phase AB
Phase BC
Phase CA
MaxPh-Ph
MinPh-Ph
UnbalancePh-Ph
-
-
MaxPh
Select voltage signal which will be measured
inside function
VBase
0.05 - 2000.00
kV
0.05
400.00
Base Voltage
OperHarmRestr
Disabled
Enabled
-
-
Disabled
Disable/Enable operation of 2nd harmonic
restrain
l_2nd/l_fund
10.0 - 50.0
%
1.0
20.0
Ratio of second to fundamental current
harmonic in %
EnRestrainCurr
Disabled
Enabled
-
-
Disabled
Disable/Enable current restrain function
RestrCurrInput
PosSeq
NegSeq
3*ZeroSeq
Max
-
-
PosSeq
Select current signal which will be used for
current restrain
RestrCurrCoeff
0.00 - 5.00
-
0.01
0.00
Restraining current coefficient
RCADir
-180 - 180
Deg
1
-75
Relay Characteristic Angle
ROADir
1 - 90
Deg
1
75
Relay Operate Angle
LowVolt_VM
0.0 - 5.0
%VB
0.1
0.5
Below this level in % of Vbase setting
ActLowVolt takes over
Operation_OC1
Disabled
Enabled
-
-
Disabled
Disable/Enable Operation of OC1
PickupCurr_OC1
2.0 - 5000.0
%IB
1.0
120.0
Pickup current for OC1 in % of Ibase
Table continues on next page
Section 10
1MRK505222-UUS C
Multipurpose protection
586
Technical reference manual
Summary of Contents for Relion 670 series
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