6.3 Viewing Anomalous Phenomena (EVENT screen)
119
6
Waveform Anomaly Recording Methods (Data Displayed on EVENT
Screen)
Rms Calculation Rms Calculation Rms CalculationEVENT Occurrence
Event Waveform Re-
cording Period
14 cycles at 50 Hz
16 cycles at 60 Hz
At 200 ms, the result of add-
ing the waveform for the pre-
vious 20 ms and the
waveform for the next 30 ms
is displayed as the event
waveform.
200 ms (10 cycles at 50 Hz, 12 cycles at 60 Hz)
Event Types other than Voltage Swell, Voltage Dip and Interruption
SYSTEM-[REC & EVENT] Interval (Selected Period)
200 ms (10 cycles at 50 Hz, 12 cycles at 60 Hz)
Event Waveform Record-
ing Period
14 cycles at 50 Hz
16 cycles at 60 Hz
At 200 ms, the result of add-
ing the waveform for the pre-
vious 20 ms and the
waveform for the next 30 ms
is displayed as the event
waveform.
Voltage Swell, Voltage Dip and Interruption Event Types
SYSTEM-[REC & EVENT] Interval (Selected Period)
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