Name
Values (Range)
Unit
Step
Default
Description
FactorCBopen
1.00 - 10.00
-
0.01
1.00
Beta is multiplied by this factor when CB is
open
VN3rdHPU
0.5 - 10.0
%
0.1
2.0
Pickup 3rd Harm V< protection (when
activated) % of VB/1,732
VT3BlkLevel
0.1 - 10.0
%
0.1
1.0
If VT3 is below limit 3rdH Diff is blocked, in
% of VB/1,732
VNFundPU
1.0 - 50.0
%
0.1
5.0
Pickup fundamental VN> protection (95%
SEF), % of VB/1,732
t3rdH
0.020 - 60.000
s
0.001
1.000
Operation delay of 3rd harm-based
protection (100% SEF) in s
tVNFund
0.020 - 60.000
s
0.001
0.500
Operation delay of fundamental VN>
protection (95% SEF) in s
Table 371: STEFPHIZ (59THD) Non group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
TVoltType
NoVoltage
ResidualVoltage
AllThreePhases
PhaseA
PhaseB
PhaseC
-
-
ResidualVoltage
Used connection type for gen. terminal
voltage transformer
GlobalBaseSel
1 - 12
-
1
1
Selection of one of the Global Base Value
groups
9.6.6
Monitored data
PID-3576-MONITOREDDATA v3
Table 372: STEFPHIZ (59THD) Monitored data
Name
Type
Values (Range)
Unit
Description
VT3
REAL
-
kV
Mag. of 3rd harm. voltage at generator
terminal side, Volts
VN3
REAL
-
kV
Mag. of 3rd harm. voltage at generator
neutral side, Volts
E3
REAL
-
kV
Total induced stator 3rd harmonic voltage,
primary Volts
ANGLE
REAL
-
deg
Angle between 3rd harmonic votage
phasors, radians
DV3
REAL
-
kV
Diff. between 3rd harm. volt. at both sides
of gen., Volts
BV3
REAL
-
kV
Bias voltage, a part of voltN3rdHarmonic,
primary Volts
V_N
REAL
-
kV
Fund. frequency voltage at generator
neutral, primary Volts
1MRK 502 066-UUS B
Section 9
Voltage protection
655
Technical manual
Содержание Relion 670 series
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