Relay Tester

The variable frequency pulse power supply is adopted, and the principle of electromagnetic induction is used to accurately identify the stopped or running cable. It has the function of measuring voltage, current, and frequency.

RDHG-E Variable Frequency Transformer Comprehensive Tester is a new generation of innovative CT and PT testing instrument developed on the basis of traditional transformer volt ampere characteristic ratio polarity comprehensive tester based on voltage regulator, voltage booster and current booster, widely listening to users' opinions, after a lot of market research and in-depth theoretical research. The device adopts high-performance DSP and FPGA, advanced manufacturing technology, which ensures stable and reliable product performance, complete functions, high degree of automation, high test efficiency. It is a professional test instrument for mutual inductors in the power industry.

RDJB-1600M Microcomputer Relay Protection Tester is our company extensively listening to user opinions, summarizing the advantages and disadvantages of similar domestic products at present, and fully using modern advanced A new type of miniaturized microcomputer relay protection tester based on microelectronic technology and devices. Small size and high accuracy. It not only has the superior performance and advanced functions of large-scale testers, but also has the advantages of compactness, flexibility, easy operation, high reliability, etc. of small testers, and high performance-price ratio. It is a good tool for relay protection workers

RDJB-802M Microcomputer Relay Protection Tester is our company extensively listening to user opinions, summarizing the advantages and disadvantages of similar domestic products at present, and fully using modern advanced A new type of miniaturized microcomputer relay protection tester based on microelectronic technology and devices. Small size and high accuracy. It not only has the superior performance and advanced functions of large-scale testers, but also has the advantages of compactness, flexibility, easy operation, high reliability, etc. of small testers, and high performance-price ratio. It is a good tool for relay protection workers

RDJB-1600Y Microcomputer Relay Protection Tester is our company extensively listening to user opinions, summarizing the advantages and disadvantages of similar domestic products at present, and fully using modern advanced a new type of miniaturized microcomputer relay protection tester based on microelectronic technology and devices. Small size and high accuracy. It not only has the superior performance and advanced functions of large-scale testers, but also has the advantages of compactness, flexibility, easy operation, high reliability, etc. of small testers, and high performance-price ratio. It is a good tool for relay protection workers

Brief Introduction
The main control board is DSP + FPGA architecture, 16 bit DAC output, generates high -density sine wave 2000 points each circle to fundamental wave, which greatly improve the wave quality and the accuracy of the test instrument.
Classic Windows XP operating interface, friendly man-machine interface, easy and fast to operate; High-performance embedded industrial control computer and 8.4 inch resolution of 800 × 600 TFT true color display which provides rich visual information, includes the current working condition and all kinds of help information.
The software with self-calibrating function, which avoid to calibrate accuracy by adjusting relays after open the case, greatly improve the stability of the accuracy.

RDHG-D transformer comprehensive characteristic tester is a multifunctional field test instrument specially designed for testing transformer: volt-ampere characteristics, variable ratio, polarity, error curve, angle difference ratio difference, calculation inflection point and secondary side circuit inspection.
By setting the test voltage/current value, the CT & PT Test Kit can automatically boost/up current, display the volt-ampere characteristic curve of transformer, variable ratio, polarity and so on quickly, and upload the test data to computer for editing, saving or printing through USB interface. Simple and convenient operation, improve work efficiency, CT & PT analyzer kit is a cost-effective high-tech products.

RDHG-P transformer secondary load tester is a fully automatic intelligent instrument for measuring the secondary voltage drop / load of current transformer, which is designed and developed by our company by absorbing the advantages of similar products at home and abroad.
The CT PT Secondary Voltage Drop and Load Tester has the advantages of small volume, light weight, high measurement accuracy, good stability, easy operation and learning, simple wiring, convenient testing and recording, greatly improving the work efficiency. The CT PT Secondary Voltage Drop and Load Tester uses large screen true color liquid crystal as the display window, graphic menu operation and Chinese character prompt. The transformer secondary voltage drop testing equipment has a display interface with multiple parameters on one screen. The CT PT secondary voltage drop testing equipment has a friendly man-machine dialogue interface and is easy and fast to use. The CT Pt secondary load testing equipment is the preferred product for power users at all levels.