Technical index
1. Input characteristics
Voltage measurement range: 0~400V, 50V, 100V, 200V, 400V four gears automatically switch the range.
Current measurement range: 0~100A, the built-in transformer is divided into four levels: 1A(CT), 5A(CT), 25A(CT), 100A(CT).
Phase angle measurement range: 0~359.99°.
Frequency measurement range: 45~55Hz.
2. Accuracy
Measurement verification part:
Voltage: ±0.02%
Current: ±0.02%
Active power: ±0.02%
Reactive power: ±0.1%
Electricity: ±0.02%
Frequency: ±0.02%
Phase: ±0.05°
3. Power quality
The allowable error of fundamental voltage ≤ 0.2% F.S.;
Fundamental current allowable error≤0.2%F.S.
Measurement error of phase difference between fundamental voltage and current: ≤0.1°
Harmonic voltage content rate measurement error: ≤0.1%
Harmonic current content rate measurement error: ≤0.1%
Three-phase voltage unbalance error: ≤0.1%
4. Working temperature
Working temperature: 20℃±3℃
5. Insulation
⑴ The insulation resistance of the voltage and current input terminals to the chassis is ≥100MΩ.
⑵, the working frequency 1.5KV (effective value) between the input end of the working power supply and the shell, the experiment lasted 1 minute.
6. Weight
Weight: 6Kg
7. Volume
Volume: 36cm×41cm×15cm
Features
1. The instrument is a high-precision testing instrument that integrates power meter calibration, electrical parameter testing, voltage and current harmonic content detection, and three-phase waveform distortion.
2. Accurately measure voltage, current, active power, reactive power, phase angle, power factor, frequency and other electrical parameters to calculate the measurement error of the test equipment.
3. The vector diagram of the measured voltage and current can be displayed, and the user can analyze the vector diagram to get the correctness of the wiring of the metering equipment. At the same time, in the three-phase three-wire connection mode, 48 connection modes can be automatically judged.
4. It can calibrate voltmeters, ammeters, power meters, phase meters and other indicating instruments, as well as three-phase three-wire, three-phase four-wire, single-phase 1A, 5A active and reactive energy meters.
5. Measurement and analysis of the AC power quality supplied to the user by the public grid. The measurement and analysis: frequency deviation, voltage deviation, voltage fluctuation, flicker, three-phase voltage allowable unbalance and grid harmonics.
6. It can display single-phase voltage and current waveforms and can display three-phase voltage and current waveforms at the same time.
7. With perpetual calendar and clock functions, real-time display of date and time. The test data and results can be saved during on-site verification, and uploaded to the computer through the serial port, and the data computerized management can be realized through the background management software (optional accessory).
8. The large-screen imported color LCD is used as the display, the Chinese operation interface is equipped with Chinese character prompt information, and the LCD display interface with multi-parameter display, and the man-machine dialogue interface is friendly.
9. The instrument has a built-in large-capacity lithium-ion battery, which can be used normally without an external AC power supply.
10. Small size and light weight, which can be used for on-site measurement and as standard measurement equipment in the laboratory.
Mobile version
15388193573
