Online Power Quality Monitoring

Primary Use

1 Analyze the AC power quality supplied to the end-users by the public power grid, including the measurement and analysis of: frequency deviation, voltage deviation, voltage fluctuations and flicker, permissible unbalance degree of three-phase voltage, and power grid harmonics.

2 Wavetlet Transform Applied to Measure and Analyze Harmonics of Non-Stationary Time-Varying Signals.

3 Evaluate the power quality impact of various electrical equipment under different operational conditions on the public power grid.

3 Load Fluctuation Monitoring: Timely record and store the trends of changes in electrical parameters such as voltage, current, active power, reactive power, apparent power, frequency, and phase.

4 Dynamic surveillance of power equipment adjustment and operation processes helps users resolve issues that arise during the adjustment and commissioning of power equipment.

5 Testing and analyzing the causes of faults in electrical systems, such as circuit breaker operation, transformer overheating, motor burnout, and erroneous operation of automatic devices.

6 The company conducted a test analysis of the dynamic parameters of reactive compensation and filtering devices in power systems, providing a quantitative evaluation of their functions and technical specifications.

7 The portable, multi-parameter, high-capacity, high-precision, and modern signal analysis theory features make the electric power quality analyzer widely applicable in power transmission and distribution, power electronics, and motor drive fields.

Key Features and Characteristics

1 Secure and Reliable

Voltage input utilizes a high-voltage isolation module(2000VResponse time ≤2μSThe current input utilizes an AC current clamp.(0～50KHz,0～5Arms)Ensure safe isolation between input signals and measurement systems. This not only makes the electrical energy quality analyzer safe, reliable, and convenient to use but also significantly enhances its anti-interference capability.

2 User-friendly

Portable structure, compact in size and lightweight, allowing one person to carry the instrument to the site for testing; built-in high-performance lithium battery, no need for external power supply.

3 High Precision

Harmonic meets national standardsA The company's latest product meets stringent instrumentation requirements. It employs benchmark algorithms for harmonics, three-phase unbalance, flicker, and fluctuation, ensuring no approximate calculations and high precision.A/D（16 (Note), while sampling, the collection rate18 kHz。

4 Robust software features

AdoptedDSP+ARM+CPLD Core, with rapid processing speed and rich software functions, makes the electrical energy quality analyzer suitable for complex testing and data processing tasks, significantly enhancing test efficiency and standards.

5 Communication Interface

Power Quality Meters ProvidedRS232 The interface facilitates communication and data transfer with laptops, as well as the software upgrade and replacement of the power quality analyzer.

6 Live Printing

The Electric Power Quality Analyzer is equipped with a miniature thermal printer, enabling real-time on-site data printing at any time.

7 Test multiple parameters

System frequency, grid harmonic, three-phase voltage unbalance, voltage fluctuation and flicker, voltage deviation, fundamental frequency RMS and true RMS values, fundamental frequency current RMS and true RMS values, fundamental frequency active power, active power, fundamental frequency apparent power, apparent power2-50All parameters specified in the five national standards for power quality, including harmonic orders and true power factor.

8 Large Capacity Storage

Built-in Electric Power Quality Analyzer128M Memory, with1Data storage by the minute, with continuous storage capability.1Month's historical data.

9 Backend Management Analysis Software

Dz200 Pro Electrical Power Quality Management Analysis Software is a backend management analysis software for electrical power quality, operating on

WIN9X/2000/XP/NT Operating system, user-friendly interface, equipped with graphic and curve analysis functions, and comes with relevant information

Search, National Standard Search, and other content.