ABB RELION REX640 Technical Manual page 1300

Protection related functions
Parameter Values (Range)
5=off
Table 1235: LBRDOB Non group settings (Advanced)
Parameter Values (Range)
Min Ps Seq voltage 0.1...1.0
Max Ng Seq current 0.01...10.00
5.16.9 Monitored data
5.16.9.1 LBRDOB Monitored data
Table 1236: LBRDOB Monitored data
Name Type
Z1_AMPL FLOAT32
Z1_ANGLE FLOAT32
LBRDOB Enum
5.16.10 Technical data
Table 1237: LBRDOB Technical Data
Characteristic
Operation accuracy
Table continues on the next page
1300
Unit Step
Unit Step
xUn 0.1
xIn 0.01
Values (Range)
0.00...99999.00
-180.00...180.00
1=on
2=blocked
3=test
4=test/blocked
5=off
Default
Default
0.1
0.20
Unit
ohm
deg
Value
Depending on the frequency of the current
measured: f
n
Current:
±1.5% of the set value or ±0.002 × I
Voltage:
±1.5% of the set value or ±0.002 × U
Impedance accuracy:
±3% of the set value
(In range load angle<75 deg)
±4.5% of the set value
(In range 75 deg<load angle<83 deg)
1MRS759142 F
Description
Description
Minimum positive
sequence voltage
Maximum negative
sequence current
Description
Positive sequence im-
pedance amplitude
Positive sequence im-
pedance phase angle
Status
n
n
REX640
Technical Manual