Principle of dc high voltage generator
The input terminal of the high-frequency transformer receives the mid-to-high-frequency voltage signal and reaches the...
2026
Use Procedure of Cable Fault Locator
Fault diagnosis: 1）Disconnection: the failure of one or more core wires of a cable to...
Megohm Insulation Resistance Test Method
The insulation resistance tester can perform three different tests, and a deep understanding of these...
Finding Method of Cable Identification
The main function of cable identification instrument is to identify a cable from a bundle of...
Storage Requirements for Resistance Tester
The insulation resistance tester, commonly known as the digital insulation meter, is widely used to...
Deal With Problems of Cable Fault Locator
Cable Fault Locator as a high-tech instrument, in the repair of the instrument, tens of thousands...
Circuit Principle of RelayTester
Circuit principle of three-phase protection relay test set (also called microcomputer relay protection tester): 1. The input...
Test of circuit resistance tester
Loop resistance tester is a special test equipment for measuring contact resistance and loop resistance...
Deeply understand series resonance
In the safe operation of power equipment, series resonance withstand voltage is a key link...
Series resonant cable withstand voltage
In power transmission systems, the insulation performance of cables is crucial, especially when they are...