Notícias
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Conhecimentos especializados sobre o testador tan delta para transformadores
Ler maisUm testador tan delta de transformador é uma ferramenta de diagnóstico utilizada para medir o fator de dissipação (tan δ) ou a tangente de perda do isolamento em transformadores, que é um indicador-chave do estado do isolamento dielétrico do transformador. Conceitos-chave: Objetivo do teste tan delta: Em que ocasiões utilizamos o testador tan delta do transformador para testar O tan delta do transformador [...]
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Diferença entre o aparelho de teste VLF e o aparelho de teste DC hipot
Ler maisthe difference between VLF tester and dc hipot tester: Both VLF testers and DC HiPot testers are used to assess the insulation integrity of electrical cables and equipment, but they operate using different principles and are suited for different applications. Here’s a breakdown of the key differences between the two: 1. Operating Principle: VLF Tester (Very Low Frequency Tester): […]
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Ensaio de resistência do enrolamento do transformador no terreno Ensaio Colocação em funcionamento
Ler maisTransformer winding resistance tester helps identify potential issues like winding faults, poor connections, and other resistive losses that could lead to overheating or performance degradation. When you’re using a winding resistance tester, you’re typically looking to measure the DC resistance of the transformer windings at various taps or stages. This can help you detect issues like: 1. Winding […]
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Some professional knowledge about SFRA
Ler maisSFRA stands for Sweep Frequency Response Analysis, and it’s a diagnostic technique used primarily for testing the condition of transformers and other electrical equipment, such as shunt reactors, generators, and bushings. SFRA is used to detect mechanical deformations, winding movement, core displacements, and other potential faults that could affect the performance and safety of power […]