ABB SACE Tmax XT2 - Display

1SDH002031A1002 ECN000092998 Rev. B SACE Tmax XT2 – XT4 | 102
Peak factor
Peak factors are the real-time measurements of the ratio between peak values and RMS values
of phase currents. The measurement is supported by the Harmonic Distortion protection function
(page 44).
Measure
ment
Measurement range
Precision
Application notes
Peak
factor
0.3 .. 6 In (currents)
1.5%
Displays "_ _ _" (not available) for out-of-
range currents and disconnected
sensors
Power Factor
The power factor is the real-time measurement of the ratio between total active power and total
apparent power, expressed as cos φ.
Measure
ment
Measurement range
Precision
Application notes
Power
Factor
0.5 .. 1
2,5%
(NOTE)
Display "_ _ _" (not available) for: active
and/or reactive power not available or
outside the permitted ranges
NOTE: Accuracy referring to Ekip Touch and Ekip Touch Measuring without Class 1
Power & Energy Metering package. If the Class 1 Power & Energy Metering package
is present, and for all other Trip unit models, check the performance shown on page
103
Energy counters
Energy counters are the total active, reactive and apparent energy measurements, updated every
minute.
Measurement
Measurement range
Precision
Total active, reactive
and apparent energy
1 kWh .. 2 TWh; 1 kVARh ..2 TVARh;
1 kVAh .. 2 TVAh
2%
(NOTE)
NOTE: Accuracy referring to Ekip Touch and Ekip Touch Measuring without Class 1
Power & Energy Metering package. If the Class 1 Power & Energy Metering package
is present, and for all other Trip unit models, check the performance shown on page
103
Reset measurements
The Energy RESET command (page 28) is available in the Energy menu to reset the energy
counters.