1. Multi-channel measurement: 4 voltage channels and 4 current channels measured simultaneously.
2. Electrical parameter measurement: can simultaneously measure voltage amplitude, current amplitude, phase, frequency, active power, reactive power, power factor, and other parameters;
3. Can measure voltage and current harmonic content from 2nd to 64th order;
4. Can measure total harmonic distortion rate;
5. Can measure short-term flicker (PST), long-term flicker (PLT), and voltage fluctuation;
6. Can measure positive sequence voltage, negative sequence voltage, zero sequence voltage, and voltage unbalance;
7. Can measure positive sequence current, negative sequence current, zero sequence current, and current unbalance;
8. Transient parameter measurement function, with voltage swell and sag event recording function, and automatically starts waveform recording function to record the occurrence time and actual waveform of the event;
9. Oscilloscope function, can display voltage and current magnitude and distortion in real-time waveform, and can zoom in and out of voltage and current waveforms on the instrument;
10. Six-diagram display function, can perform vector analysis of metering circuits and protection device circuits, and check for incorrect wiring;
11. Optional large clamp meter can measure the transformation ratio and angle difference of low-voltage current transformers;
12. Harmonic content can be displayed in bar chart form, with good visual effects;
13. Built-in large-capacity data storage (storage interval selectable from 1 second to 1000 minutes), can continuously store for more than 18 months at 1-minute intervals;
14. Supports mouse operation, adapting to operators with different habits;
15. When measuring harmonics, it can automatically determine whether each harmonic content exceeds the standard according to national standards and give prompts, clear at a glance;
16. Harmonic content rate national standard query function, can query the allowable values of national standards;
17. Has a frequency measurement range of 42.5Hz-69Hz, can measure 50 and 60 power systems.
18. Can be equipped with dedicated data analysis and management software to analyze and process test results, can grasp the power quality and periodic load changes of the tested point, and plays an irreplaceable role for power workers to understand user power quality and take corresponding treatment measures;
19. The analysis software can generate professional power quality analysis reports according to national standard requirements;
20. Built-in high-performance lithium-ion battery, automatically enters power-saving mode, can make the instrument work continuously for more than 10 hours without external power supply, convenient for on-site testing;
Note: The above information and technical parameters are compiled and released by Yangzhou Darui Electric Co., Ltd.
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