Product Description
It is a special portable product for test and analyze of power grid running quality. It has the function of electrical parameter test and vector analysis. Can display single~phase voltage and current waveform, meanwhile display three~phase voltage and current waveform. The interface has a screen lock function to reading and analysis.
It is portable instrument for grid running quality detection and analysis. Can provide the harmonic analysis and power quality and other data analysis, and is equipped with a large-capacity memory , capable of long~term data collection and detection for the grid, equipped with PC software, uploads the collected data to a computer for easy kinds of analyzes.
Product Features
1.One special instrument of power quality analysis.
2.ARM and DSP and 16M bytes of memory
3.Touch screen, easy and convenient for operation.
4.Test and save data, upload to PC to analysis.
5.The modular structure, reasonable design, reliable operation.
6.You can use a USB drive to update the instrument software, software upgrades easy.
7.Use power quality data analysis software analyzes measurement data on the PC.
Technical Parameter
Item | Measurement range | Measurement accuracy | Remark |
Voltage/current/frequency | 3 phase voltage: 10～700V(True RMS) | Voltage: ±0.5% |
|
3 phase current: 0.5～1000A(True RMS, Optional 1000A current sensor) | current: ±0.5% | ||
Neutral current: 0.5～10A(True RMS) frequency: 40～70Hz | frequency: ±0.01Hz | ||
Harmonic measurement | Voltage harmonics: total harmonic +1～50 harmonic | Voltage harmonics: ±0.1(%f) | |
current harmonic: total harmonic +1～50 harmonic | current harmonic: ±0.05(A) | ||
Power Measurement | Active power: 0.05~700KW | Active power: reading ±50W | |
apparent power: 0.05~700KVA | apparent power: reading±50VA | ||
reactive power: 0.05~700KVAR | reactive power: reading±50VAR | ||
power factor: 0.00～1.00 | power factor: reading±0.005 | ||
Active energy: 0.01～10000kWh | Active energy: reading±0.05kWh | ||
apparent energy: 0.01～10000kVAh | apparent energy: reading±0.1kVAh | ||
reactive energy: 0.01～10000kVARh | reactive energy: reading±0.1 kVARh | ||
Average power factor: 0.00～1.00 | Average power factor: reading±0.005 | ||
Three phase imbalance | Fundamental voltage: 10～700V(True RMS) | Voltage: 0.5%; current: 0.5% | The A-phase voltage and frequency as the measuring frequency |
Fundamental current: 0.5～1000A(True RMS) | frequency: reading±0.01Hz | ||
Fundamental frequency: 40～70Hz | phase angle: reading±0.3° | ||
phase angle: 0～360° | voltage imbalance：reading±0.2% | ||
imbalance: 0.0%～100% | current imbalance：reading±1% | ||
Monitoring records | Parameters can be recorded: 3 phase voltage, 3 phase current, zero phase current, voltage harmonics (total harmonic, 1-25 | Same with the above related items | Time monitoring time max up to 960 hours. |
Voltage sags and swells | Voltage sags and swells, temporary power failure | Can record up to 40 | |
Fluctuation | Voltage fluctuation: 0.1%~10.0% | Error: ±5％ | |
Flicker | Short Flicker | Short flicker error: ±5％ | |
Long Flicker | |||
Digital oscilloscopes | Three-phase voltage, three phase current, zero line voltage and neutral current transient waveforms | Max sampling frequency: 200KHz | |
Min sampling frequency: 100Hz |
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