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Fachwissen über den Transformator-Tan-Delta-Tester
Lesen Sie mehrEin Transformator-Tan-Delta-Prüfgerät ist ein Diagnosewerkzeug zur Messung des Verlustfaktors (tan δ) oder Verlusttangens der Isolierung in Transformatoren, der ein wichtiger Indikator für den Zustand der dielektrischen Isolierung des Transformators ist. Wichtige Konzepte: Zweck der Tan-Delta-Prüfung: In welchen Fällen verwenden wir das Transformator-Tan-Delta-Prüfgerät zur Prüfung des Transformator-Tan-Delta [...]
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Unterschied zwischen VLF-Tester und DC-Hipot-Tester
Lesen Sie mehrthe 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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Transformer winding resistance test in the field Testing Commissioning
Lesen Sie mehrTransformer 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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Einige Fachkenntnisse über SFRA
Lesen Sie mehrSFRA 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 […]