Industry News
- Transformer Oil Filtration Unit Manufacturer in ChinaWhy do we need to filter transformer oil regularly？The purpose of transformer oil filtration is to remove moisture and impurities in the oil and improve the breakdown voltage of the oil.It protects the paper insulation in the oil, and can also improve the physical and chemical properties of the oilIndustry News December 07, 2021
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- What test should do for Current Transformer( CT)?Current transformers are divided into metering current transformers, protective current transformers, zero-sequence protection current transformers, etc. They are transformers designed for different purposes. For metering current transformers, they are mainly used for electrical power measurement.Industry News November 26, 2021
- Common Faults and Troubleshooting for Transformer Oil Breakdown Voltage (BDV)TesterCommon Faults and Troubleshooting for Transformer Oil Breakdown Voltage (BDV)Tester, Transformer Oil Breakdown Voltage (BDV)Tester is a basic instrument for transformer inspection or transformer maintenance.Industry News December 02, 2021
- Three Methods for testing electromagnetic potential transformerThree Methods for testing electromagnetic potential transformer 1. Oil immersion, SF6 gas type and solid transformer three method for potential transformer testing2. Electromagnetic potential transformer method outlines test cycle, test content and recommended products3. This technical methods is inIndustry News November 30, 2021
- What tests should do for transformers in field?What tests should do for transformers in field?In order to ensure that transformer can function properly in fieldthe following tests should be performed:1) Transformer Temperature test: Temperature is a key factor to help judge whether transformer is running well or not. The upper oil temperature mIndustry News November 17, 2021
- Operation introduction for CT AnalyzerCT Analyzer Operation introductionCT Analyser is also called CT parameter analyzer, mianly used for testing excitation parameters for current transformer (CT), voltage transformer (PT), including: turns ratio, turns ratio error, polarity, coil resistance, ratio and angularity checking, ect. CT AnalyIndustry News November 16, 2021
- Introduction of Transformer Turns Ratio ErrorTransformer turns ratio measurementGenerally judging the quality of a transformer requires the following tests: AC withstand voltage, DC resistance, turns ratio, capacity, Load and no-load loss. For the turns ratio test, it is mainly to measure the actual transformer turns ratio error. The nameplateIndustry News July 16, 2021
- What should we notice when testing the DC resistance of the transformer?1. The measurement should generally be performed after the oil temperature has stabilized. Only after the oil temperature is stable, the oil temperature can be equal to the winding temperature, and the measurement result will not cause temperature conversion errors due to temperature differences.ForIndustry News April 16, 2021
- When do you need Transformer Sweep Frequency Response Analyzer SFRA?GDRZ-902 Transformer Sweep Frequency Response SFRA Analyzer is used to check the frequency response data of transformer winding.Industry News March 12, 2021