Technical
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The insulation boots and gloves withstand voltage test device is used for the withstand voltage test of the insulating rod.
I. Overview of the Equipment’s Overall Function The insulating boots and gloves withstand voltage test device is a dedicated testing equipment specifically designed for inspecting personal insulating protective items such as insulating boots and insulating gloves. This equipment can be used...Read more -
Transformer Ratio Tester Technical Characteristics and Application Selection
The transformer ratio tester is a professional instrument specifically designed for detecting the voltage ratio and connection group of transformers in modern power systems. It is widely used in transformer manufacturing, on-site installation, equipment maintenance, and preventive tests, and is a...Read more -
Principle and Application of Switching Circuit Resistance Tester
I. Test Principle The switch circuit resistance tester is based on the classic Ohm’s Law as its core principle and adopts the four-wire measurement method for the detection work. This measurement method is equipped with two sets of independent test cable bundles, which can completely avoid ...Read more -
Working Principle and Applications of High-Voltage Switch Vacuum Degree Tester
I. Fundamental Principle of Magnetic-Controlled Discharge Method The magnetic-controlled discharge method is the core measurement principle of high-voltage switch vacuum degree testers. This technology leverages specific physical characteristics to achieve precise vacuum detection, with its fund...Read more -
Overview and Application Scenarios of Impact Voltage Generator
The impulse voltage test system is a testing equipment that simulates pulsed high voltage. In real life, pulsed high voltage is often encountered. For example, in nature, when lightning strikes, there will be extremely high pulsed current and voltage at the strike point, and a very high pulsed vo...Read more -
Frequency conversion resonance withstand voltage test device test failure and solution methods
The variable frequency resonant withstand voltage test device is widely used in industries such as power, railway electrification, steel, machinery, metallurgy, petroleum, and chemical engineering. It is suitable for AC withstand voltage tests of capacitive test samples with high voltage and larg...Read more -
Detailed Explanation of the Differences Between Series Resonance and Parallel Resonance
The variable-frequency series resonance device is widely used in industries such as power, railway electrification, steel, machinery, metallurgy, petroleum, and chemical engineering. It is suitable for AC withstand voltage tests on capacitive test samples with high voltage and large capacity. Th...Read more -
On-site testing method for zinc oxide surge arrester tester
HV HIPOT MOA-505 series zinc oxide arrester tester is specifically designed to detect internal defects such as poor contact between valve plates in gapless zinc oxide arresters (MOAs) used in power systems up to 10 kV, and to measure the DC reference voltage (U1mA) and leakage current at 0.75 U1m...Read more -
Common methods and principles for cable fault testing and fault location
The diagnosis of cable fault nature, in essence, refers to determining: whether the fault resistance is high or low; whether it is a flashover or a closed-type fault; whether it is grounding, short circuit, breakage, or a combination of these; whether it is a single-phase, two-phase, or three-pha...Read more -
Operating Instructions for the Fully Automatic Insulating Boot (Glove) Voltage Withstand Test Equipment
In order to verify or determine the insulation performance of insulating boots, insulating gloves and insulating safety equipment, we can conduct a simple insulation withstand voltage test on the insulating boots and insulating gloves to assess the withstand voltage capacity of the boots and glov...Read more -
Method and steps for cable withstand test of ultra-low frequency high-voltage generator
The ultra-low frequency high-voltage generator is mainly used for insulation withstand tests of high-voltage power equipment. Due to its features such as fast voltage rise, high voltage level, and light weight, it is highly favored by a large number of power test personnel. So, what is the method...Read more -
The purpose of conducting an induction withstand voltage test on a transformer
For transformers and electromagnetic voltage transformers, the test method of applying voltage to the secondary side to obtain high voltage on the primary side is commonly used to check the main insulation of the tested items (referring to the insulation between the windings and the ground, betwe...Read more