Routine Transformer Testing Laboratory

Boosting Routine Tests in Transformers

The HVEX solution is a comprehensive laboratory housed in a container, capable of conducting routine tests on transformers in a highly automated and software-controlled manner. This compact and portable laboratory includes equipment for testing no-load and load losses, winding resistance, transformation ratio, among others. With a user-friendly interface, the system allows for parameter registration, automated transformer positioning, probe connection, and test execution, ensuring efficiency, precision, and compliance with technical standards. Keywords: Transformer testing, transformer tests, trials, withstand voltage at industrial frequency, short-duration induced voltage, no-load losses and excitation current, short-circuit impedance, losses, transformer. Standards: NBR 5356-1, NBR 5356-3, NBR 5440.

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Boosting Routine Tests in Transformers

Technical Information

Compatible transformers
From 220 V to 440 V at LV and up to 36 kV on HV; from 5 kVA to 300 kVA, 10% of maximum impedance and X/R ratio of 8x
Tests covered
Withstand voltage at industrial frequency, Induced voltage of short duration, No-load losses and excitation current, Short-circuit impedance and load losses
Accuracy Loss test
0.6% for voltage and current, 1.0 °C for temperature
Accuracy Applied/Induced tests
1.0% for voltage
Work frequency
From 50 to 240Hz
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Efficiency and precision in routine tests on transformers

The HVEX rapid testing laboratory is a solution for efficiently and safely conducting routine electrical tests on transformers. Developed to automate and optimize the testing process, it caters to transformers with a voltage class of up to 36 kV and power between 5 kVA and 300 kVA. The laboratory automatically switches the transformer connections, ensuring precise and safe execution. Among the tests conducted are verification of withstand voltage at industrial frequency, short-duration induced voltage, no-load losses, excitation current, short-circuit impedance, and load losses. It offers a significant reduction in the time required to complete tests, increasing productivity and operational efficiency. Moreover, the entire process is carried out in a completely safe manner, eliminating the need for direct operator intervention. The HVEX transformer routine testing laboratory is a comprehensive and innovative solution for those looking to optimize their transformer testing processes, ensuring high quality, efficiency and safety

Efficiency and precision in routine tests on transformers
Benefits and Usability

Benefits and Usability

  • Rapid routine tests
    Rapid routine tests

    Allows for the rapid execution of routine tests relevant to transformers, significantly reducing the time needed to complete each test and ensuring a swift, efficient, and safe operation

  • Automated Process
    Automated Process

    After the positioning and connection of the transformer, the software takes control of the tests, ensuring precise, productive, and safe execution of routine tests

  • Automatic Reports
    Automatic Reports

    At the end of each test, the software can generate fully automated detailed reports on the test results per transformer, facilitating documentation and analysis of the results

  • Complete Solution
    Complete Solution

    A single solution capable of performing various different tests in a highly automated manner without compromising operator safety

Exclusive Features

  • ImageComprehensive tests
  • ImageFast and safe
  • ImageAutomatic reports
  • ImageUncomplicated operation

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