0.05 level three-phase energy meter quality analyzer

Product Usage

1The instrument is a high-precision testing device that integrates the verification of energy meters, electrical parameter testing, and detection of power quality issues such as waveform distortion, voltage fluctuations, and three-phase imbalances in the power grid.
2Under the condition of no power outage, no change to the measuring circuit, and no opening of the measuring equipment, the comprehensive error of the online real load detection measuring equipment.
3Accurately measure various electrical parameters such as voltage, current, active power, reactive power, phase angle, power factor, frequency, etc., in order to calculate the measurement error of the testing equipment circuit.
4It can display the vector diagram of the measured voltage and current, and users can analyze the vector diagram to determine the correctness of the wiring of the measuring equipment. Meanwhile, in the three-phase three wire connection mode, automatic judgment can be made48Type of wiring method; The automatic calculation function for supplementary power is convenient for users to calculate the supplementary power for users with wiring problems.
5The current circuit can be measured using clamp type transformers, and the operator does not need to disconnect the current circuit, making it convenient and safe for measurement.

indicator

3Measurement of AC current:0.1level
4Active power:0.2level
5Reactive power:0.3level
6Frequency measurement:45Hz-65Hz ±0.05Hz
7Angle measurement:0°-360°±0.3°
8Pulse constant: low frequencyFL=3600P∕kw·h
high frequencyFH=3.6×107P∕kw·h
9Working power supply: External power supply:AC220V±10%orUaPower supply:AC80-400V
10Power consumption of the whole machine:10VA
11Working temperature:-10℃—50℃
12Relative humidity:40%—90%
13Preheating time: approximately10minute
14Weight:5Kg

0.05 level three-phase energy meter quality analyzer

Features

The instrument is used for calibrating energy meters, testing electrical parameters, and detecting waveform distortion in the power grid.

Real load online without power outage, without changing the metering circuit, and without turning on the metering equipment.

Accurately measure voltage, current, active power, reactive power, phase angle, and power factor difference.

◆ It can display the vector diagram of the measured voltage and current, and users can automatically judge by analyzing the vector diagram48Type of wiring method; The automatic calculation function for replenishing electricity is convenient to use.

The current circuit can be measured using clamp type transformers, and the operator does not need to disconnect the current circuit.

◆ It can verify voltage meters, current meters, power meters, phase meters and other indicating instruments, as well as three-phase three.

Electric energy meter calibration can be carried out using photoelectric, manual, pulse and other methods.

Measurement and analysis of the quality of AC power supplied by the public power grid to the user end, including frequency grid harmonics.

◆ It can display single-phase voltage and current waveforms and can also display three-phase voltage and current waveforms simultaneously.

Load fluctuation monitoring: Measure and analyze the power parameters such as common power, reactive power, apparent power, frequency, phase, etc. of various electrical equipment under different operating states.

◆ Dynamic monitoring of power equipment adjustment and operation process to assist users in resolving power equipment adjustments.

Test and analyze the dynamic parameters of reactive power compensation and filtering devices in the power system and evaluate their functions.

◆ Optional barcode scanner can automatically input the barcode of the electricity meter.

The electric energy meter485The communication interface is tested and capable of performing on-site verification with multiple functions (error verification of demand based on intelligent slip time).

◆ Equipped with perpetual calendar and clock functions, real-time display of date and time. The backend management software (optional accessories) that can be verified on site enables computerized data management.

◆ Adopting a large imported color LCD screen as the display, with a Chinese graphical user interface and user-friendly interface.

◆ Small size, light weight, easy to carry, can be used for on-site measurement, and can also be used for.

◆ Built in high-performance lithium-ion rechargeable battery, capable of continuous operation8More than hours.