We are a leader in the OLTC Analyzer, high voltage tan delta tester, transformer ratio test kit sector, with a strong track record of success and innovation. Our sales market has expanded from domestic market to overseas market. The performance of our ttr test set has been gradually in line with the international market. Our products are designed to be user-friendly and easy to maintain. Our company pays attention to scientific and technological innovation, R&D investment, and the introduction and training of technical talents. Therefore, our company has very strong independent research and development capability. Our company in line with the people-oriented, innovation and development concept, with its many years of corporate culture, with the majestic momentum and rapid response to continue to grow, so that their own deep scale in the industry. Our company believes that the pursuit of customer satisfaction is our service purpose. Therefore, in the future, we will also adhere to the user demand-oriented, enter the era of comprehensive innovation, and firmly establish the company's position in the industry. We have been committed to developing and producing high-quality, fine and cutting-edge products, adhering to the concept of high technology and teamwork, scientific management methods and strict product standards.
  • Transformer Dc Resistance Tester
    The NRB200-10 Transformer DC Resistance Tester is an instrument for transformer manufacturing, installation, and preventive testing, featuring high automation in quickly identifying winding joint
  • Power Factor Tester
    Power Factor Tester is an integrated, multi-functional instrument composed of components such as a dielectric loss bridge, frequency converter, test transformer, and standard capacitor. It has CVT
  • TD Tester
    The TD Tester is a precision instrument for testing the insulation condition of power equipment. It can determine the overall defects and insulation defects of the equipment through tangent and
  • Insulation Power Factor Tester
    The Insulation Power Factor Tester is a versatile precision testing instrument that can test the capacitance and tanδ tangent of electrical equipment. These two values ​​can directly reflect whether
  • VLF Hipot Tester
    Model: NRG30C/50C/80CEasy to operate: simple wiring, fool operation.Large test range: 0.1Hz, 0.05Hz and 0.02hz multi frequency selection, large test range.Small volume and light weight: it is very
  • Dissipation Factor Tester
    The NRJS600 Transformer Capacitance & Tan Delta Tester is a versatile instrument designed for on-site anti-interference dielectric loss tester measurement and laboratory precision testing. It
  • Transformer Capacity Tester
    The NRB506A Transformer Capacity Tester is a specialized instrument for identifying electricity users evading basic fees by secretly adding capacity, which integrates transformer capacity measurement
  • Transformer On-load Tap-changer Tester
    Transformer On-load Tap-changer Tester (model: NRB562C) is a specialized instrument for measuring and analyzing OLTC action characteristics, featuring accurate testing of transition processes,
  • Transformer Ratio Tester
    The transformer ratio tester (model: NRB300) is an upgraded instrument for measuring transformer turns ratio, winding connections, and group labels, featuring an electronic standard transformer as
Christopher Whitley star star star star star
We are very attracted by your company's philosophy of "people-oriented, scientific innovation" and we are very much looking forward to this cooperation.
Michael German star star star star star
These items look very good, and this supplier not only ships quickly, but also has a very thoughtful after-sales service.
Susan Raab star star star star star
The first time I shopped online, I bought a product that satisfied me, thank you!
Harold Kelley star star star star star
Difficulties can only be intimidated by a coward lazy, and victory always belongs to those who dare to climb the peak of science. Guided by this belief, the company continues to develop new products.
William Paine star star star star star
Finally received the products I needed, they are of great quality, thank you!
Aaron Silver star star star star star
"Scientific development" and "continuous progress" is the motto of your company, and you can really implement it in practice.
Transformer Turns Ratio Test Sets (TTR) | User Equip...

The Transformer Turns Ratio tester (TTR) is device used to measure the turns ratio between the windings. Voltage is applied on the H marked leads and measured of the X marked lead by the...

Megger TTR310 Three-Phase Transformer Turns Ratio …...

The Megger TTR310 Three-Phase Transformer Turns Ratio Test Set is designed to measure the turns ratio of power, instrument, and distribution transformers in a substation or manufacturing environment....

TTR300 series - Three-Phase Transformer Turns Ratio …...

The TTR300 Series of three-phase transformer turns ratio test sets are designed to measure the turns ratio of power, instrument, and distribution transformers in a substation or manufacturing...

The Vanguard ART-01 TTR Test Set – Protec Equipment …...

Dec 18, 2010 · A TTR test set helps determine open circuits, short circuits and incorrect connections. A TTR tester measures several electrical properties of the transformer and...

Instruction Manual for Three-Phase TTR Transformer Turn …...

The Three-Phase TTR® Test Set is fully automatic, self-checking, unit which is designed to be controlled via a computer running either PowerDB or PowerDB Lite software programs. The...

Turns ratio testing - Megger...

The transformer turns ratio test, or TTR test, confirms that the transformer has the correct ratio of primary turns to secondary turns. Using this test correctly can help to identify tap changer...

We focus on innovation, put technology first, and continuously improve the technical level of each process to provide customers with the highest quality cable fault locator tester, portable partial discharge tester, Transformer Capacity Tester. Refine On (Hebei) Electric Power Technology Co., Ltd. is one of the most reliable ttr test set manufacturers and suppliers in China, also supports customized service. Please feel free to wholesale advanced ttr test set at competitive price from our factory. Contact us for quotation.
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