Table 208:
FUFSPVC Non group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
GlobalBaseSel
1 - 12
-
1
1
Selection of one of the Global Base Value
groups
13.2.6
Monitored data
PID-3492-MONITOREDDATA v8
Table 209:
FUFSPVC Monitored data
Name
Type
Values (Range)
Unit
Description
3I0
REAL
-
A
Magnitude of zero sequence
current
3I2
REAL
-
A
Magnitude of negative
sequence current
3V0
REAL
-
kV
Magnitude of zero sequence
voltage
3V2
REAL
-
kV
Magnitude of negative
sequence voltage
13.2.7
Operation principle
13.2.7.1
Zero and negative sequence detection
M13677-3 v5
The zero and negative sequence function continuously measures the currents and
voltages in all three phases and calculates, see figure
•
the zero-sequence voltage 3V0
•
the zero-sequence current 3I0
•
the negative sequence current 3I2
•
the negative sequence voltage 3V2
The measured signals are compared with their respective set values
3V0PU
and
3I0PU
,
3V2PU
and
3I2PU
.
The function enable the internal signal FuseFailDetZeroSeq if the measured zero-
sequence voltage is higher than the set value
3V0PU
and the measured zero-sequence
current is below the set value
3I0PU
.
The function enable the internal signal FuseFailDetNegSeq if the measured negative
sequence voltage is higher than the set value
3V2PU
and the measured negative
sequence current is below the set value
3I2PU
.
Section 13
1MRK 511 408-UUS A
Secondary system supervision
370
Phasor measurement unit RES670 2.2 ANSI
Technical manual
Summary of Contents for Relion RES670
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