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Industry News
Multiple measurements of power quality
Weshine's independently developed power quality analyzer is a portable product that detects and analyzes the operational quality of the power grid. It can provide harmonic analysis and power quality analysis in power operation, and is equipped with large capacity memory for long-term data collectio......
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How much do you know about insulation resistance testers?
The Insulation Resistance Tester is a universal high-voltage measuring instrument that can be used for measuring AC high voltage and DC high voltage in power systems, electrical appliances, and electronic equipment manufacturing departments. The insulation withstand voltage tester is composed of a ......
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The principle and significance of testing methods for grounding resistance in substations
In recent years, many substations in China have experienced expanded accidents due to lightning strikes. Most of the grounding resistance related to the grounding grid is unqualified, which plays a role in working grounding and protective grounding. When the grounding resistance is too high, a grou......
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What current is generally selected for a transformer DC resistance tester?
The DC resistance test of transformer windings is an indispensable test item for transformers after handover, overhaul, and change of tap changer. Under normal circumstances, measuring the DC resistance of transformer windings and high-power inductive equipment using traditional methods is a time-c......
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The connection between transformer tester and power efficiency
The ratio of the output signal power of a transformer tester to the input processing power during additional task power is called the power of a transformer parameter tester. The transformer tester may not cause any loss, but in practice, this type of transformer tester is not available. The magnet......
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