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1. Input characteristics
Voltage measuring range: 0～200V～800V, automatic cutting gear.
Current measurement range:
Clamp transformers (three types): 5A / 25A (standard)
100A / 500A (optional)
400A / 2000A (optional)
Phase angle measuring range: 0 ~ 359.99 °.
Frequency measurement range: 45 ~ 55Hz.
Voltage channels: three-channel (UA、UB、UC).
Current channels: three-channel (IA、IB、IC).
Maximum harmonic analysis times: 63 times.
Maximum continuous storage period in 1 minute interval: 18 months.
2. Accuracy
Measurement of electrical parameters section:
Voltage: ± 0.2%
Frequency: ± 0.01Hz
Current, power: ± 0.5%
Phase: ± 0.2 °
Power quality section:
Fundamental voltage tolerance: ≤0.5% F.S.
Fundamental current tolerance: ≤1% F.S.
Phase between fundamental voltage and current measurement error: ≤0.2 °
Percentage of harmonic voltage measurement error: ≤0.1%
Percentage of harmonic current measurement error: ≤0.2%
Three phase voltage unbalance error: ≤0.2%
Voltage deviation error: ≤0.2%
Voltage fluctuation error: ≤0.2%
3. Working temperature: -10 ℃ ~ + 40 ℃
4. Charging Power: 220V AC, 45Hz-55Hz frequency
5. Host Power: ≤3VA
6. Battery maximum working time: ≤10 hours
7. Insulation:
1) The insulation resistance between the voltage, current input terminal and the housing ≤100MΩ.
2) Withstand 1.5KV (valid value) with power frequency on operating power input and the shell, which lasts one minute.
8. Size: 258mm × 158mm × 58mm
9. Weight: 1.8Kg
Functions and Features for the Electric Energy Quality Analyzer:
1. The instrument is designed as a high-precision test equipment to detect grid waveform distortion occurrence, the harmonic content , voltage fluctuations and flicker and phase imbalance of power quality problems; It also includes electrical parameters testing, vector analysis functions.
2. It can accurately measure a variety of electrical parameters, such as voltage, current, active power, reactive power, phase angle, power factor, frequency, etc.
3. It can display the vector diagram of the measured voltage and current , by analyzing which users can judge if the metering device wiring is correct or not.
4. Current is measured by using the clamp transformers. You can easily and securely do the measurement, because of the use of clamp current transformers, without connecting the current loop. Depending on the user's measurement range, you can be equipped with different range of clamps.
5. Measurement and analysis of the AC power quality from the utility grid to client can be done easily, its measurement and analysis: frequency deviation, voltage deviation, voltage fluctuations, flicker, three-phase voltage unbalance factor and harmonic.
6. It can display single-phase voltage, current waveform and can display three-phase voltage and current waveform at the same time.
7. All testing interface is functioned with a screen lock feature to facilitate reading and analysis of user data.
8. Load fluctuations monitoring: It can measure and analysis fluctuations on the utility grid power quality caused by a variety of electrical equipment at different operating conditions. Record and store trend of electrical parameter, such as voltage, current, active power, reactive power, apparent power, frequency, and phase at a regular time.
9. It can do electrical equipment adjustment and dynamic monitoring during operation, and help users to solve the power adjustment and commission process problems.
10. It can measure and analysis the dynamic parameters of reactive power compensation and filtering devices in the power system, and make quantitative evaluation of its features and technical specifications.
11. Users can set different storage interval, and it will successively store data according to the set time interval;
12. High-capacity data storage is equipped inside. It can store 18 consecutive months or more according to one minute interval, which meets the needs of long-term monitoring testing points.
13. The instrument includes a USB connector, which can be easily used to copy the data directly to the backstage management computer.
14. It coordinates with powerful data management software, and can directly upload real-time sampling data to backstage management compute, which can do a more comprehensive and rapid treatment in the background.
15. It has a calendar, clock function, which can display date and time in real-time. You can detect at the scene while saving test data and results, and upload to a computer via serial connector, then realize computerized data management through the backstage management software (optional), with powerful reporting capabilities.
16. Large-screen imported color LCD is used as a display, and Chinese user interface is equipped with Chinese character prompt, multi-parameter display LCD interface, friendly interactive interface.
17. LCD will automatically enter power-saving mode when there are 3 minutes without operation in order to maximize the extending battery life.
18. It uses conductive silicone keypad, which feels good, long life, reasonable design, and easy to operate.
19. High-capacity, high-performance lithium-ion rechargeable battery is equipped inside, which can continuously work for more than 10 hours if the battery is fully charged.
20. It has a small size, light weight, easy to carry. It can be used both as site testing measurement and as the standard measurement equipment in laboratory.
