GW Instek GDS-3000 Series DS3-PWR Power analysis manual - Manual (Page 26)

GDS-3000 Power Analysis User Manual
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3. Press Harmonics from the side
menu.
4. Press Setup from the lower menu.
5. Set the Line Frequency from the side
menu.
Range 50, 60 Hz
6. Choose the Observation Period.
Time 200ms~ 150 seconds
Default Settings Press Set to IEC Defaults to set to IEC
default settings.
Default Observation Period. 10s
Grouping. On
Filter. On
Device Class Four device classes can be chosen for the IEC
standard.
1. Press More from the Setup side
menu.
2. Choose a Device Class from the side
menu.
Class A, B, C(Table 1), C(Table 2),
C(Table3), D
3. For class C devices, choose the
Power Factor and Current.