Fluke 43B 电能质量分析仪

Input impedance: 1 MΩ, 20 pF
Voltage rating: 600V rms, CAT III 
V/A/Hz Display
-True-rms voltage (ac + dc): 5,000 V, 50,00 V, 500,0 V, 1250 V/±(1% + 10 counts)
- True-rms current (ac + dc):  50,00 A, 500,0 A, 5,000 kA, 50,00 kA, 1250 kA/  ±(1% + 10 counts)
- Frequency: 10,0 đến 15,0 kHz/ ± ([% số ghi] + [counts]): 0,5% + 2
- CF Crest factor: 1,0 - 10,0/ ±(5% + 1 count)
Power Display
- Watts, VA, VAR: 250 W - 1,56 GW/ ±(4% + 4 counts)
- Power Factor: 0 - 1,0/  ±0,04
- Displacement Power Factor, Cos .F: 0,25 - 0,9/±0,04; 0,90 - 1,0/±0,03
- Frequency Fundamental: 40,0 đến 70,0 Hz/ ± ([% số ghi] + [counts]): 0,5% + 2
Harmonics Display
- Frequency Fundamental: 40 Hz đến 70 Hz/ ±0,25 Hz
- Phase: V, A (Giữa bậc cơ bản & các sóng hài)/ ±3º đến ±15º
- K-factor: 1,0 đến 30,0/ ±10%

Detail

Manual

Specifications

V/A/Hz

Usable Bandwidth:

 10 Hz..3.5 kHz

Harmonics on 400Hz fundamental:

 9th

Typical accuracy for 400Hz fundamental:

 5%

Power, battery life

Usable Bandwidth:

 20 Hz..2 kHz

Harmonics on 400Hz fundamental:

 5th

Typical accuracy for 400Hz fundamental:

 10%

Harmonics

Usable Bandwidth:

 10 Hz..3.5 kHz

Harmonics on 400Hz fundamental:

 9th

Typical accuracy for 400Hz fundamental:

 10% channel 1, 50% channel 2

Note

 

 Accuracies are stated as ± (percentage of reading + counts) without probes unless otherwise noted.

 

 Specifications below are valid for signals with a fundamental between 40 and 70 Hz.

Input Characteristics

Input impedance

 1 MΩ, 20 pF

Voltage rating

 600V rms, CAT III

V/A/Hz Display

True-rms voltage (ac + dc)

 

Ranges:

 5.000 V, 50.00 V, 500.0 V, 1250 V*

Accuracy:

 ±(1% + 10 counts)

 

 

True-rms current (ac + dc)

 

Ranges:

 50.00 A, 500.0 A, 5.000 kA, 50.00 kA, 1250 kA

Accuracy:

 ±(1% + 10 counts)

 

 

Frequency

 

Ranges:

 40.0 to 15.9 kHz

Accuracy:

 ±(0.5% + 2 counts)

 

 

CF Crest factor

 

Ranges:

 1.0 - 10.0

Accuracy:

 ±(0.5% + 1 count)

Power Display

Watts, VA, VAR

 

 

 1-phase and 3-phase,3 conductor balanced loads

Ranges:

 250 W - 1.56 GW

Accuracy:

 ±(4% + 4 counts) Fundamental Power

Accuracy:

 ± (2 % + 6 counts) Total Power

 

 

Power Factor

 

Range:

 0 - 1.0

Accuracy:

 ±0.04

Displacement Power Factor, Cos .F

 

Range:

 0.25 - 0.9

Accuracy:

 ±0.04

Range:

 0.90 - 1.0

Accuracy:

 ±0.03

 

 

Frequency Fundamental

 

Ranges:

 40.0 to 70.0 Hz

Accuracy:

 ±(0.5% + 2 counts)

Harmonics Display

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