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A Brief Explanation of the Comprehensive Tester for Variable Frequency Transformers
2025-05-07 -
Advantages and disadvantages analysis of fully automatic anti-interference dielectric loss tester
2025-03-24 -
Advantages and Disadvantages of SF6 Comprehensive Tester
2024-11-18 -
Advantages and disadvantages of underground pipeline detectors
2025-01-10 -
Advantages of ultra-low frequency and high voltage generator products
2024-04-03
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The difference between power frequency withstand voltage and induction withstand voltage of transformers
2023-12-141. Definition and function of power frequency withstand voltage and induced withstand voltagePower frequency withstand voltage refers to the highest voltage value that a transformer can withstand under specific working conditions, which can also be said to be the insulation strength of the transformer. Induced withstand voltage refers to the… -
The purpose and reason of transformer induced voltage withstand test
2023-12-131. Test purpose and reasonsInduced voltage withstand test is an important test that can evaluate the insulation performance and safety reliability of transformers. Due to the fact that transformers themselves come with high-voltage power sources, such as power supply voltage and terminal voltage, there are also certain safety hazards in… -
How is the frequency of the series resonance test device estimated?
2023-12-12The series resonance test device is a device used to measure the series resonance frequency in a circuit. When conducting series resonance tests, it is necessary to accurately estimate the resonant frequency to ensure the accuracy and effectiveness of the experiment. This article will discuss how to estimate the frequency… -
The difference between a single reactor and an adjustable reactor in a series resonance test device
2023-12-11The series resonance test device is a commonly used device in the power system to detect the harmonic impedance of power equipment. In this device, the reactor is an important component that provides inductance and capacitance to achieve resonance. In the series resonance test device, a single reactor and an… -
Product Introduction and Functional Characteristics of Transformer Capacity and Empty Load Tester
2023-12-09The transformer capacity and no-load load tester is a new type of instrument developed and designed by our company specifically for the problem of poor power users evading basic electricity bills and increasing capacity without authorization. It is a high-precision instrument used for measuring characteristic parameters such as transformer capacity,… -
Introduction to common microcomputer relay protection tester algorithms
2023-12-08Microcomputer relay protection tester algorithm refers to the algorithm used when testing and evaluating the performance of microcomputer relay protection devices. These algorithms are designed to simulate real power system working conditions and test the correctness, reliability and response speed of microcomputer relay protection devices under various faults and abnormal… -
Analysis of the working principle of three-phase relay protection tester
2023-12-07Relay protection is a safety measure in the power system, which can promptly and accurately identify faults in the power system and protect all parts of the power system from losses. The three-phase relay protection tester is a device used to test relay protection equipment.1. Working principleThe three-phase relay protection… -
What are the daily maintenance aspects of the loop resistance tester?
2023-12-06The loop resistance tester is a special instrument used to measure the contact resistance and loop resistance of switch control equipment. In order to ensure the normal operation of the loop resistance tester and the accuracy of the measurement results, routine maintenance is very important. So, for the warranty of… -
What are the commonly used instruments for AC withstand voltage testing of power cables
2023-12-051. Frequency conversion series resonance withstand voltage test deviceUsually, series resonance method is used during the AC voltage withstand test of cables. This method can calculate the required capacitance and voltage based on parameters such as voltage level, cross-section, and length of the cable. This method is particularly suitable for… -
How to correctly select and use the gain of a partial discharge instrument?
2023-12-04A partial discharge instrument is an instrument used to detect and diagnose capacitive discharge in electronic devices. The correct selection and use of a partial discharge instrument is crucial for obtaining accurate and reliable measurement results. Here are some suggestions on how to correctly select and use the gain of…
