DC high-voltage generator is a widely used electronic instrument that can convert low voltage into high voltage and provide reliable and stable high voltage output at its output port. This instrument has extensive and in-depth applications in various fields such as industry, scientific research, and medical industry.So, what are the…

The function of a microcomputer relay protection tester is to conduct power engineering tests on relays and check whether the performance of each level of the relay meets the requirements for safe operation of power engineering systems. The relay protection tester plays a protective role in experiments such as circuit…

In recent years, due to lightning strikes in multiple substations in China, these incidents have been caused by substandard grounding resistance of the grounding grid, which plays a role in working and protective grounding. The grounding resistance tester for grounding grids is an instrument used to measure the resistance value…

1. What is the principle for diagnosing internal faults in transformers based on chromatographic analysis data of transformer oil?The insulation of power transformers is mostly composed of oil-paper composite insulation, and the hydrocarbon gases generated by internal latent faults come from the thermal cracking of oil-paper insulation. The gas production…

The power frequency AC withstand voltage test is to apply a certain voltage to the tested object and maintain it for a certain period of time to consider the insulation capacity of the tested object to withstand various voltages, thereby ensuring the safe operation of the equipment. Although many insulation…

The dielectric strength tester for insulating oil plays an important role in the power industry. It can be used to detect the dielectric strength of insulating oil, thereby evaluating the performance and reliability of insulating materials. However, some common malfunctions may be encountered when using this instrument. This article will…

Precautions for using DC high-voltage generator:1. Before the test, check whether the test object, DC high-voltage generator, voltage doubling cylinder, discharge rod, grounding wire, and test object wiring are properly connected, and whether the grounding wire is connected correctly.2. The high-voltage output wiring must be firm to prevent the high-voltage…

The series resonance testing device is a device used to test the performance of series resonance in a circuit. It can help us analyze parameters such as resonant frequency and resonant impedance in a circuit, thereby judging the quality of the circuit. In practical applications, we need to distinguish the…

1. Transformation ratio testThe transformer ratio test ensures that the transformer winding has the appropriate number of turns to generate the required voltage. This ratio is a measure of the voltage applied to the primary terminal and the voltage measured at the secondary terminal.2. Winding resistance testWinding resistance test, also…

A high current generator is a testing equipment for electrical debugging in various industries that requires high current locations. It can be used in power plants, substations, electrical equipment manufacturers, scientific research, laboratories, and other units. The equipment has the characteristics of small size, light weight, good performance, and convenient…