ABB RELION REX640, Техническое руководство, Страница: 899 / 1960

Parameter Values (Range) Unit Step Default Description
Leakage React 0.0...50.0 % 0.1 0.0 Leakage reactance
of the machine
Voltage Max Cont 80...160 % 1 110 Maximum allowed
continuous operat-
ing voltage ratio
Table 848: OEPVPH Non group settings (Advanced)
Parameter Values (Range) Unit Step Default Description
Reset delay time 0...60000 ms 10 100 Resetting time of
the operate time
counter in DT mode
Minimum operate
time
200...60000 ms 10 200 Minimum operate
time for IDMT
curves
4.5.7.10 OEPVPH Monitored data
Table 849: OEPVPH Monitored data
Name Type Values (Range) Unit Description
START_DUR FLOAT32 0.00...100.00 % Ratio of start time / op-
erate time (in %)
T_ENARESTART INT32 0...10000 s Estimated time to reset
of block restart
VOLTPERHZ FLOAT32 0.00...10.00 pu Excitation level, i.e U/f
ratio or Volts/Hertz
OEPVPH Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
4.5.7.11 Technical data
Table 850: OEPVPH Technical data
Characteristic Value
Operation accuracy Depending on the frequency of the measured
current: f
n
±2 Hz
±3.0% of the set value
Start time
1
Frequency change:
Typically 200 ms
Voltage change:
Typically 40 ms
Reset time Typically 40 ms
Reset ratio Typically 0.96
Retardation time <35 ms
Table continues on the next page
1
Includes the delay of the signal output contact
1MRS759142 F Protection functions
REX640
Technical Manual
899