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Harmonics Display - Mitsubishi Electric ME96NSR Operator's Manual

Electronic multi-measuring instrument ns series
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Operation (Continued)
● Harmonics Display
Harmonic RMS value, distortion ratio, and content rate can be displayed.
■ Measuring Items
Harmonic total
Note: When a fundamental harmonic is 0, the distortion ratio display 0%.
■ Degree Change Method
+
–
When
and
are pressed, harmonic degree changes. When PHASE is pressed, harmonic phase changes.
DISPLAY
Previous
display
■ Harmonic Display Examples
(
Example of harmonic
current total display
20
Current (other than phase N)
Degree
RMS
RMS
Distortion
Distortion
value
value
ratio
ratio
1st
3rd
5th
7th
9th
11th
13th
Harmonic current
PHASE
PHASE
Current total phase 1
Distortion ratio/RMS
Current total phase 2
Distortion ratio/RMS
Current total phase 3
Distortion ratio/RMS
+
–
,
PHASE
PHASE
Current 1st
phase 1 RMS
Current 1st
phase 2 RMS
Current 1st
+
–
,
PHASE
PHASE
Current 3rd phase 1
Distortion ratio/RMS
Current 3rd phase 2
Distortion ratio/RMS
Current 3rd phase 3
Distortion ratio/RMS
+
–
,
PHASE
PHASE
Current 13th phase 1
Distortion ratio/RMS
Current 13th phase 2
Distortion ratio/RMS
Current 13th phase 3
Distortion ratio/RMS
Harmonic voltage
PHASE
PHASE
Voltage total phase 1-N
Distortion ratio/RMS
Voltage total phase 2-N
Distortion ratio/RMS
Voltage total phase 3-N
Distortion ratio/RMS
+
–
,
PHASE
PHASE
Voltage 1st
phase 1-N RMS
Voltage 1st
phase 2-N RMS
Voltage 1st
+
–
,
PHASE
PHASE
Voltage 3rd phase 1-N
Distortion ratio/RMS
Voltage 3rd phase 2-N
Distortion ratio/RMS
Voltage 3rd phase 3-N
Distortion ratio/RMS
+
–
,
PHASE
PHASE
Voltage 13th phase 1-N
Distortion ratio/RMS
Voltage 13th phase 2-N
Distortion ratio/RMS
Voltage 13th phase 3-N
Distortion ratio/RMS
* When used as 3P3W, transition is only for 1-2 phase, 2-3 phase.
)
(
Example of harmonic
)
voltage 5th display
Voltage
Current (phase N)
RMS
Distortion
RMS
Distortion
value
ratio
value
ratio
PHASE
DISPLAY
PHASE
phase 3 RMS
PHASE
PHASE
DISPLAY
PHASE
DISPLAY
PHASE
phase 3-N RMS
PHASE
PHASE
Note: Harmonic total is shown by "ALL".
Harmonic current
(phase N)
Current total
phase N RMS
+
–
,
Current 1st
phase N RMS
+
–
,
Current 3rd
phase N RMS
+
–
,
Current 13th
phase N RMS
Next
display
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