Notícias

  • Analisador de resposta de frequência de varredura Sfra para teste de deformação de enrolamento de transformador

    O que é um analisador de resposta de frequência de varredura e por que ele é usado em testes de transformadores?

    Transformer reliability is a critical part of power grid stability, and diagnosing internal faults before failure occurs is essential. One advanced diagnostic tool that has gained widespread use in recent years is the Sweep Frequency Response Analyzer. This device is part of a broader class of transformer test equipment that allows engineers to detect winding […]

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  • Porque é que se deve efetuar um teste de resistência de enrolamento DC em transformadores e motores?

    Porque é que se deve efetuar um teste de resistência de enrolamento DC em transformadores e motores?

    Ensuring the health and efficiency of electrical equipment begins with precision diagnostics. Among the most critical tests for transformers and motors is the DC winding resistance test—a fundamental tool used to detect hidden faults, validate design consistency, and extend equipment lifespan. While it’s a relatively straightforward procedure, its value in identifying issues early cannot be […]

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  • Qual é a função do analisador de TC?

    Qual é a função do analisador de TC?

    The need for power system stability and grid accuracy is expanding globally; consequently, the need for reliable instrument transformers and precision testing devices is also increasing. A necessary instrument for the testing setup is the CT Analyzer. What could be the use of this device, and who are the people that can’t dispense with it? […]

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  • Testador de descarga parcial

    O que é um teste de descarga parcial?

    In electrical engineering, assuring the reliability and safety of the equipment is the main thing. The Partial Discharge Test is one of the essential ways to make sure that this is happening. This kind of testing allows for detecting symptoms of the failure of insulation on electrical equipment, which may lead to further calamities if unnoticed. […]

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