Two methods of measuring transformer windings
The purpose of the DC resistance tester to measure the DC winding resistance of the...
March 2026
hvhipot How to use the DC resistance tester correctly?
Operation process and method of DC resistance tester: 1. Equipped with a dedicated test circuit...
Judge the abnormality of the voltage transformer
Judgment of common abnormalities of voltage transformer of DC resistance tester: (1) Three-phase voltage indication...
Connection of partial discharge test circuit
(1) Standard test circuit, also known as parallel method. It is suitable for the test...
DC high voltage generator test efficiency
With the large-scale deployment of DC transmission projects, the number and frequency of DC high-voltage...
High efficiency of partial discharge detector
Partial discharge detector test digital partial discharge detection system can detect machine failure, vibration, leakage...
Abnormal noise from the DC resistance tester
When the transformer DC resistance tester is in normal operation, it will emit a continuous...
Potential drop method of ground resistance tester
To measure resistance, we use a ground resistance tester to apply a voltage between its...
Reasons for the change in insulation value
Reasons for the change of the insulation value when the insulation resistance tester performs the...
Rules for the use of DC high voltage generators
Rules for the use of DC high voltage generators: 1. The tester should be checked...