ABB REB670 Applications Manual page 416

Busbar protection 2.1 ansi, relion 670 series
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Section 14
Monitoring
410
Setting
Short Description
PLowLim
Low limit (physical value)
PLowLowlLim
Low Low limit (physical value)
PLimHyst
Hysteresis value in % of range
(common for all limits)
Table 43:
Settings for calibration parameters
Setting
Short Description
IMagComp5
Magnitude factor to calibrate
current at 5% of In
IMagComp30
Magnitude factor to calibrate
current at 30% of In
IMagComp100
Magnitude factor to calibrate
current at 100% of In
VAmpComp5
Magnitude factor to calibrate
voltage at 5% of Vn
VMagComp30
Magnitude factor to calibrate
voltage at 30% of Vn
VMagComp100
Magnitude factor to calibrate
voltage at 100% of Vn
IAngComp5
Angle calibration for current at 5%
of In
IAngComp30
Angle pre-calibration for current
at 30% of In
IAngComp100
Angle pre-calibration for current
at 100% of In
Measurement function application for a power transformer
Single line diagram for this application is given in figure 177.
Selected
Comments
value
-50
Low warning limit. Not active
-60
Low alarm limit. Not active
2
Set ±Δ Hysteresis MW that is, 2%
Selected
Comments
value
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1MRK 505 337-UUS -
Application manual

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