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What is a VLF electrical test?
Read moreVery low frequency (VLF) diagnostic testing is the application of an AC sinusoidal waveform, generally applied at 0.1 Hz or lower, to assess the quality of electrical insulation in high capacitive loads, such as cables.Very Low Frequency testing for Medium Voltage and High Voltage cables is a method for verifying the integrity of the cable insulation. […]
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How to use the oil interfacial tension tester?
Read moreStandard Test Method for Interfacial Tension of Insulating Liquids Against Water by the Ring Method is a widely used standard method to examine the quality of insulating oil. Let’s watch this video and learn how to use the oil interfacial tension tester in lab：
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Big Sale in September
Read morePromotion will start from 1st to 30th. Including transformer test, oil tester, high voltage test, relay tester, and circuit breaker tester.If you are interested in our electric test equipment, please contact me: WhatsAPP：＋86 18500313863E-mail: [email protected] Order over 3000USD, 100USD OFF Order over 5000USD, 200USD OFF Order over 10000USD, 500USD OFF
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Show You Two Type Transformer Turns Ratio tester, which one do u like?
Read moreTransformer Turns Ratio (TTR) testing is one of the most common ways of assessing the condition of a transformer’s windings and core. Throughout the life of a transformer, TTR results are compared against the nameplate ratings to reveal insulation deterioration, shorted turns, core heating or other abnormalities. Here show you the transformer ratio test datasheet and […]