ABB Relion REC670 - Page 387

Table 40: Settings parameters for level supervision
Setting Short Description Selected
value
Comments
PMin Minimum value -100 Minimum expected load
PMax Minimum value 100 Maximum expected load
PZeroDb Zero point clamping in 0.001%
of range
3000 Set zero point clamping to 45 MW that is, 3%
of 200 MW
PRepTyp Reporting type db Select amplitude deadband supervision
PDbRepInt Cycl: Report interval (s), Db: In
% of range, Int Db: In %s
2 Set ±Δdb=30 MW that is, 2% (larger changes
than 30 MW will be reported)
PHiHiLim High High limit (physical value) 60 High alarm limit that is, extreme overload
alarm
PHiLim High limit (physical value) 50 High warning limit that is, overload warning
PLowLim Low limit (physical value) -50 Low warning limit. Not active
PLowLowlLim Low Low limit (physical value) -60 Low alarm limit. Not active
PLimHyst Hysteresis value in % of range
(common for all limits)
2 Set ±Δ Hysteresis MW that is, 2%
Table 41: Settings for calibration parameters
Setting Short Description Selected
value
Comments
IAmpComp5 Amplitude factor to calibrate
current at 5% of Ir
0.00
IAmpComp30 Amplitude factor to calibrate
current at 30% of Ir
0.00
IAmpComp100 Amplitude factor to calibrate
current at 100% of Ir
0.00
UAmpComp5 Amplitude factor to calibrate
voltage at 5% of Ur
0.00
UAmpComp30 Amplitude factor to calibrate
voltage at 30% of Ur
0.00
UAmpComp100 Amplitude factor to calibrate
voltage at 100% of Ur
0.00
IAngComp5 Angle calibration for current at
5% of Ir
0.00
IAngComp30 Angle pre-calibration for
current at 30% of Ir
0.00
IAngComp100 Angle pre-calibration for
current at 100% of Ir
0.00
Measurement function application for a power transformer
SEMOD54481-61 v7
Single line diagram for this application is given in figure
188.
1MRK 511 358-UEN A Section 16
Monitoring
381
Application manual