ZXDN-3561 Portable Three-phase Power Quality Analyzer
ZXDN-3561portable three-phase power quality analyzer is a special portable product for the detection and analysis of power grid operation quality. It can provide harmonic analysis and power quality analysis in power operation. At the same time, it is equipped with a large-capacity memory, which can carry out long-term data collection and detection of power grid operation. It is also equipped with PC application software to upload the collected data to the computer for easy kind of analysis.
Manual
Video1. Voltage, current, frequency: can measure three-phase voltage, zero-line voltage, three-phase current, zero-line current, frequency, etc.
2. Harmonic measurement: can measure up to the 50th harmonic, and the measurement results include the amplitude of each harmonic voltage, the amplitude of the harmonic current, the total distortion of the voltage harmonics (total distortion rate), and the harmonic / current of each voltage Harmonic content rate; can display harmonic spectrum.
3. Power measurement: It can measure three-phase apparent power, active power, reactive power, power factor, three-phase energy, etc.
4. Three-phase unbalance measurement: can measure three-phase voltage unbalance and positive sequence, negative sequence, zero sequence voltage; three-phase current unbalance and positive sequence, negative sequence, zero sequence current, can display voltage vector, Current vector illustration.
5. Inrush current: At least 40 inrush current events can be recorded.
6. Fluctuation / flicker: Fluctuation, short-term flicker, and long-term flicker measurement.
7. Swell / Swell: Can record voltage swell and sag events, can record up to 40 events.
8. Monitoring record: The basic (steady state) power quality parameters can be recorded for a long time, and the recording time interval can be adjusted from 3 seconds to 30 minutes.
9. Digital oscilloscope: can be used to view the voltage / current signal waveform.
Test function table of portable three-phase power quality analysis instrument
Item |
Description |
Voltage / Current / Frequency |
It can measure three-phase voltage, zero-line voltage, three-phase current, zero-line current, frequency, and can display effective value, peak value, wave / peak ratio, and waveform graph, trend graph |
Harmonic measurement |
It can measure the fundamental wave of voltage and current and the 2nd to 50th harmonics. The measurement results include harmonic efficiency, harmonic content, harmonic content rate, total harmonic distortion rate (THD); histograms and trend graphs can be displayed. |
Interharmonic measurement |
It can measure 0.1 ~ 19.9 times interharmonics of voltage and current, and the measurement results include the effective value of Interharmonics component and subset, interharmonics content, etc.; it can display histogram, trend chart, etc |
Power / energy measurement |
Can measure three-phase four-wire / three-phase three-wire apparent power (electric energy), active power (electric energy), reactive power (electric energy), power factor, etc. |
Three-phase unbalance measurement |
It can measure the positive sequence component, negative sequence component, zero sequence component, negative sequence unbalance degree and zero sequence unbalance degree of the voltage and current of three-phase four-wire / three-phase three-wire electrical system; it can display the phase angle of three-phase voltage and current , Vector, trend graph |
Flicker |
1 minute flicker, 10 minutes short flicker, 2 hours long flicker measurement |
Voltage swell / sag / interruption |
Detects and records voltage swells, sags, and interruptions |
Inrush current |
Detect and record inrush current events |
Harmonic power |
Can detect 2 ~ 30th harmonic power, can display histogram, trend graph, etc. |
Power wave |
It can measure the rapid change of power (active, reactive, apparent power) according to the set duration (1 ~ 5 minutes) |
Transient |
Can detect voltage transient events of more than 20 microseconds |
Monitoring records |
It can record the steady-state power quality parameters for a long time, including voltage / current / frequency, harmonics, power, three-phase unbalance, fluctuation / flicker, and the recording interval can be adjusted from 3 seconds to 30 minutes. |
Digital oscilloscope |
Can be used to view the voltage / current signal waveform |
1. Voltage signal input circuit:
Direct access
Input impedance: 1MΩ, 20pF
Measuring range: voltage true effective value 700V (effective value)
Power consumption: less than 0.5VA / phase
2. Current input circuit:
Indirect access
Measuring range: current true effective value 1A, 5A, 10A, 100A, 500A, 1000A, 3000A (select corresponding current sensor)
Power consumption: less than 0.5VA / phase
3. Frequency range of measurement signal: 40Hz～70Hz
4. Display screen: 5.7-inch 640 × 480 color graphic LCD + touch screen
5. Memory capacity: 128M bit FLASH
6. External storage interface: USB (U disk can be plugged in)
7. Working power supply: rechargeable lithium battery, full charge, working for 5 ~ 6 hours
8. External power supply: AC100 ~ 240V / DC16.8V-1A power adapter / charger
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