LDZL-T Power Quality Analyzer is a high-precision and multifunctional power quality monitoring and analysis instrument. This analyzer is designed specifically for detecting power quality issues such as waveform distortion, harmonic content, and three-phase imbalance in the power grid. It can comprehensively evaluate the power supply quality of the power grid and ensure the safe, stable, and economical operation of the power system. The LDZL-T analyzer is widely used in various fields such as power, industry, commerce, and residential users, and is an important tool for improving energy efficiency and ensuring the safe operation of electrical equipment.
| Input characteristics | |
| Voltage measuring range | 10～660V. |
| Current measurement range | Clamp transformers (three types): 5A / 25A (standard); 100A / 500A (optional) ; 400A / 2000A (optional); 1000A / 5000A(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 1minute interval | 18 months |
| Accuracy | |
| Measurement of electrical parameters section | Voltage: ± 0.1% 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% |
| Working temperature | 220V AC, 45Hz-55Hz frequency |
| Host Power | ≤3VA |
| Battery maximum working time | ≤10 hours |
1. The appearance of the product is subject to the actual product. Technical parameters and models are subject to change without prior notice. 2. To learn more about Longdian products, please enter the product center. Service Hotline: 400-6727-238
High precision measurement: Advanced measurement technology and high-precision sensors are used to accurately measure various electrical parameters such as voltage, current, active power, reactive power, phase angle, power factor, frequency, etc. The measurement accuracy is as high as ± 0.2% (voltage) and ± 0.5% (current/power), meeting various power quality monitoring standards.
Comprehensive functional coverage: The instrument not only has basic electrical parameter measurement functions, but also supports advanced functions such as harmonic analysis, spectrum analysis, voltage fluctuation and flicker analysis, and three-phase imbalance measurement, which can comprehensively evaluate the power quality status of the power grid.
Large screen color display: adopting imported large screen color LCD display screen, with Chinese operation interface and Chinese character prompt information, intuitive and easy to read. The LCD interface with multi parameter display facilitates users to view multiple measurement results simultaneously.
Convenient data management: Equipped with a large capacity data storage, it can continuously store test data for more than 18 months (at 1-minute intervals). Support USB interface data export, making it convenient for users to upload data to the backend management computer for further analysis and management.
Remote control and communication: WIFI or Bluetooth modules can be optionally selected to achieve remote control of tablet computers and improve testing efficiency. At the same time, it supports RS485 communication protocol, which facilitates data exchange and remote monitoring with upper computer software.
Intelligent analysis and report generation: Equipped with powerful data management software, it can comprehensively and quickly process real-time sampled data, automatically generate detailed test reports and charts, and help users quickly locate problems and develop corresponding solutions.
Safe and reliable design: The instrument casing adopts a high-strength waterproof injection molded case, which is sturdy and durable. Built in multiple protection mechanisms such as overvoltage, overcurrent, and short circuit ensure the safety and reliability of the testing process. At the same time, it is powered by high-performance lithium-ion rechargeable batteries, which can work continuously for more than 10 hours when fully charged, meeting the needs of long-term monitoring.
