4.7.3.9 UEXPDIS Monitored data
Table 955: UEXPDIS Monitored data
Name Type Values (Range) Unit Description
START_DUR FLOAT32 0.00...100.00 % Ratio of start time / op-
erate time (in %)
Z_AMPL_A FLOAT32 0.00...200.00 xZn Impedance amplitude
phase A
Z_ANGLE_A FLOAT32 -180.00...180.00 deg Impedance angle phase
A
Z_AMPL_B FLOAT32 0.00...200.00 xZn Impedance amplitude
phase B
Z_ANGLE_B FLOAT32 -180.00...180.00 deg Impedance angle phase
B
Z_AMPL_C FLOAT32 0.00...200.00 xZn Impedance amplitude
phase C
Z_ANGLE_C FLOAT32 -180.00...180.00 deg Impedance angle phase
C
Z_AMPL_AB FLOAT32 0.00...200.00 xZn Phase-to-phase A-B im-
pedance amplitude
Z_ANGLE_AB FLOAT32 -180.00...180.00 deg Phase-to-phase A-B im-
pedance phase angle
Z_AMPL_BC FLOAT32 0.00...200.00 xZn Phase-to-phase B-C im-
pedance amplitude
Z_ANGLE_BC FLOAT32 -180.00...180.00 deg Phase-to-phase B-C im-
pedance phase angle
Z_AMPL_CA FLOAT32 0.00...200.00 xZn Phase-to-phase C-A im-
pedance amplitude
Z_ANGLE_CA FLOAT32 -180.00...180.00 deg Phase-to-phase C-A im-
pedance phase angle
Z1_AMPL FLOAT32 0.00...200.00 xZn Positive sequence im-
pedance amplitude
Z1_ANGLE FLOAT32 -180.00...180.00 deg Positive sequence im-
pedance phase angle
UEXPDIS Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
4.7.3.10 Technical data
Table 956: UEXPDIS Technical data
Characteristic Value
Operation accuracy Depending on the frequency of the meas-
ured current and voltage:
f = f
n
± 2 Hz
±3.0% of the set value or ±0.2% Zb
Start time
1, 2
Typically 45 ms
Reset time Typically 30 ms
Table continues on the next page
1
f
n
= 50Hz, results based on statistical distribution of 1000 measurements
2
Includes the delay of the signal output contact
1MRS759142 F Protection functions
REX640
Technical Manual
1025
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