notícias da empresa
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The Ultimate 5-Step Guide to DC Winding Resistance Test
Ler maisAbstract The DC winding resistance test is a fundamental diagnostic procedure for assessing the integrity of power and distribution transformers. This examination measures the direct current resistance of the transformer’s windings, providing critical insights into the condition of the internal conductors and connections. By applying a stable DC current and measuring the resulting voltage drop, […]
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The 5-Step Guide to Choosing the Right CT PT Analyzer in 2025
Ler maisAbstract The operational integrity of power systems is fundamentally dependent on the accuracy of instrument transformers. Current transformers (CTs) along with potential transformers (PTs) are crucial apparatuses that scale down high currents and voltages to safe, measurable levels for protection relays and metering equipment. A failure or inaccuracy in these components can lead to catastrophic […]
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Why Do Electrical Engineers Rely on Secondary Current Injection Testers?
Ler maisIn the field of electrical engineering, ensuring the reliability and accuracy of protection relays is critical for power system safety. Relays act as the first line of defense in detecting faults and preventing damage to equipment. To maintain their effectiveness, testing is essential—and this is where the Secondary Current Injection Tester becomes indispensable. From power […]
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What Is a Sweep Frequency Response Analyzer and Why Is It Used in Transformer Testing?
Ler maisTransformer 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 […]