Transformer Tester

  • Discover a game-changing instrument that supports comprehensive ratio checking across a wide range of values, from minimal to outstandingly high, with no limits on measurable ranges. This cutting-edge device revolutionizes testing velocity, with individual phase assessments completed in a mere five seconds, minimizing downtime and maximizing productivity.
  • With the ability to estimate covert transformation proportions straight from winding association and perform clustered analysis, this instrument empowers users to streamline their testing processes. Tap position confirmation and assessment of Z-connected transformers are also effortlessly accessible, enhancing the instrument’s versatility.
  • Accelerated single-phase trials, wrapping up in just five seconds, minimize disruption and ensure efficient testing procedures. The expansive estimation range of up to 10,000 offers unmatched adaptability, catering to a wide range of testing needs. The instrument’s integrated features facilitate efficient approval at all output levels, ensuring reliable and accurate results.

Company Profile

The company specializes in the research anddevelopment, production, sales, and service of electric power system automation testing equipment, providing customers with one-stop services.

Product Introduction

  • Ensuring the proper functioning of power transformers when energized requires essential turns ratio and voltage testing at various stages. However, conventional transformer ratio testing methods often involve cumbersome bridge measurements, requiring non-intuitive readings and unit conversions for each phase. To overcome these limitations and improve efficiency, a groundbreaking automatic multi-phase transformer ratio instrument has been developed.
  • This innovative device revolutionizes the testing process by enabling fast and accurate simultaneous ratio checks across all three phases. Gone are the days of time-consuming unit conversions and sequential single-phase testing. With the new instrument, the procedure is streamlined, saving valuable time and resources.
  • Manufacturers can now thoroughly evaluate transformers during the production stages, whether they are unfinished or finished items. Additionally, the instrument proves invaluable during commissioning and long-term use within live networks. It provides comprehensive and reliable measurements, ensuring the quality and performance of power transformers.
  • By automating the full three-phase transformer ratio assessment, this advanced solution delivers direct output readings in an intuitive format. This simplifies the testing process and significantly enhances efficiency compared to conventional bridge methods. With this improved testing solution, both quality assurance needs and condition monitoring best practices for power transformers can be effortlessly met.

Functional Characteristics

  • This automatic transformer ratio tester delivers comprehensive test capabilities and efficient workflow. Measurement range spans from low to exceptionally high values up to 10,000 without limitations.
  • Single-phase evaluations complete in a swift five seconds, minimizing downtime. Configuration supports Z-connection arrangements.
  • An array of useful functions are available, including direct ratio determination from windings, batch testing, tap setting validation and additional diagnostic exams.
  • Intelligent data handling preserves offline records with timestamping and onboard storage of 50 test sets. A thermal printer provides fast, quiet reports.
  • Safety features protect against winding damage through reverse voltage/insulation monitoring. A compact, lightweight form supports portability between work sites.
  • With a full-featured design focused on rapid, accurate affirmation of ratio values, this instrument streamlines due diligence and condition assessments for transformers of all varieties.

Technical Parameter

Range 0.9~10000
Accuracy 0.9~500 ±(0.1%±2 numeric)
500~2000 ±(0.2%±2 numeric)
2000~4000 ±(0.3%±2 numeric)
4000~10000 ±(0.5%±2 numeric)
Resolving power minimum 0.0001
Output voltage 160V/10V (Autoshift)
Working power AC220V±10%,50HZ(Don’t use the generator)
Working temperature –10℃~40℃
Relative humidity ≤80%RH No condensation


Product Details

Leave Your Message