HC-3066B Microcomputer Relay Protection Tester

HC-3066B Microcomputer Relay Protection Tester

Product Introduction

HC-3066B Microcomputer Relay Protection TesterOur company has extensively adopted modern technology, conducted comprehensive optimization design, and updated our products to better meet user needs. This system has accumulated rich experience from hundreds of users across the country over the past decade, reflecting our spirit of continuous improvement. Its technical indicators fully meet or exceed the standards of DL/T624-1997 "Technical Conditions for Microcomputer based Test Devices for Relay Protection" issued by the Ministry of Electric Power. It is a national key new product and a key new product in Hubei Province. This system integrates various technologies such as DSP, FPGA, Windows, PC104, etc., and can output high-precision waveforms of 1600 points per cycle. The new testing software adopts a Windows interface, which is fully functional, user-friendly, and easy to use. It can complete comprehensive testing of various relay protection devices, automatically generate test databases and reports, and is very convenient with pictures and text. It is an ideal relay protection testing device for power plants, power supply bureaus, research institutes, related enterprises and other units.

Built in touchpad, touch screen, and fully encoded keyboard with proprietary design technology, it is as easy to operate as a laptop. Through the built-in USB interface, a USB flash drive can be used to easily upgrade software and exchange data. The new testing software is based on the Windows system and uses embedded software development tools, with complete functions, user-friendly interface, and easy to use. The underlying hardware control performance is *, with strong load capacity, three-phase current, and four phase voltage output.

HC-3066B Microcomputer Relay Protection Tester

It adopts multiple technologies including advanced Jun digital signal processing technology and communication technology, reflecting the new trend of integration and integration.
Product Features

1. Built in high-performance industrial control computer, using the truly embedded industrial operating system Windows, with a concise and customizable system kernel that provides stable, reliable, and efficient hardware real-time performance, achieving true integration and integration. It can easily complete various complex experimental functions without the need for an external computer. At the same time, it can also prevent computer virus invasion, and even if files are deleted by mistake, it generally will not damage the operating system, ensuring system security.

2. Combining various technologies such as industrial computer, Windows embedded operating system, high-performance industrial bus, touchpad, touch screen, DSP digital signal processing, FPGA, CFC storage, etc., * dynamic tracking technology, using 24 bit DA, can output high-precision waveforms of 1600 points per cycle, ensuring small current (0-200mA) * error<1mA, completely solving the problem of small current accuracy in testing of ultra-high voltage relay protection above 500KV.
3Extreme utensilHumanized user interface design, the Windows system provides a friendly and familiar truly industrialized Windows interface, with built-in touchpad, touchscreen, and fully encoded keyboard with proprietary design technology, making it as easy to operate as a laptop.
4. The internal and external interaction interfaces are advanced, convenient, and fast. Through the built-in USB interface, a USB flash drive can be used to easily upgrade software and exchange data.
5. The testing software is based on the Windows system and uses embedded software development tools. It is fully functional, user-friendly, and easy to use. The underlying hardware control performance is * *. The test database is organized in a four layer tree structure consisting of factory stations, circuits, protection, and test projects. The flexible Office file format test report is conducive to achieving the integration and systematization of the test database and test report management.
6. The more advanced high-precision linear power amplifier technology has comprehensively improved the power amplifier system of the device, enhanced various protection functions such as anti misoperation, short circuit, external electrical shock, and temperature exceeding, making the device more stable and reliable. Adopting a newly designed high-precision linear amplifier, the whole machine is modularized and has undergone extensive optimization design and process improvement, making it more compact and lightweight. The core of the microcomputer relay protection testing system is an integrated and self-contained system composed of an embedded high-performance industrial control computer, DSP, and multiple I/O control microcontrollers. It uses a high-performance industrial bus internally to achieve unified data transmission and control. Users use the built-in touchpad, touch screen, and fully encoded keyboard with proprietary design technology, and interact with embedded application software based on the Windows system to input and display data.
7. According to the input requirements, the host sends real-time analog signals to a 7-channel 24 bit analog-to-digital converter (DAC) through an intelligent I/O interface circuit. After smoothing and power amplification, it can simultaneously send up to three-phase currents Ia, Ib, Ic and up to four phase voltages Ua Ub、Uc、Ux； The current circuit can connect the three-phase currents into a loop to obtain 3I0.
8. The host quickly collects 7 circuit tripping/closing signal switch values through an intelligent I/O interface circuit, obtaining millisecond level protection action time, and can output 2 circuit switching contact signals at the occurrence time of leading or lagging faults according to input requirements.