Application of lightning arrester online monitoring system

1. Adopting a 7-inch TFT LCD display, with a fully Chinese interface display, resolution of 1024 * 600, and full touch screen control;
2. The device comes with an SD card interface, which can store a large amount of measurement data;
3. This machine adopts a large screen LCD display and a full Chinese character menu operation, making it easy to use;
4. Multiple measurement methods can be used, including PT secondary method, laboratory measurement method, online current method, etc;
5. High precision sampling and processing circuits, advanced Fourier harmonic analysis technology, ensure the reliability of data;
6. The reference voltage input terminal has a 0.1A fuse, and there is also an isolation transformer inside the instrument to isolate the instrument from the on-site PT *, ensuring the safety of the PT through dual insurance;
7. It has parameters such as peak output of resistive current fundamental wave, angle between fundamental current and fundamental voltage, stable output parameters, and is easy to judge the quality of lightning arrester;
8. It has edge phase correction function, which can eliminate interference from on-site live testing;
9. The instrument comes with a rechargeable battery and can work continuously for more than 3 hours without using 220V AC power;
10. Equipped with a calendar clock and a mini printer;
11. Capable of storing 1024 sets of measurement data;
12. Equipped with RS-485 communication interface, data can be uploaded to the computer for processing.

Application of lightning arrester online monitoring system

Guidelines for Implementation of On site Insulation Test - Surge Arrester Test ". This instrument adopts advanced sampling and control technology and can monitor the operating parameters of zinc oxide lightning arrester online, including bus voltage, full current, resistive current, capacitive current, operating frequency, phase angle of voltage and current, power factor and other parameters. And it can display waveforms of voltage and current and print outputs. The instrument adopts a 7-inch TFT true color LCD display screen, with direct touch operation switching between different interfaces, making the human-machine exchange function more intuitive. In addition, the instrument also has the characteristics of simple wiring, easy operation, intuitive display, high measurement accuracy, and strong reliability and stability. It comes with a large capacity rechargeable lithium battery, which can work continuously for more than 8 hours after a single full charge, meeting the measurement needs of different occasions.