Common problems of loop resistance tester
The loop resistance tester will inevitably encounter various abnormal problems in HV Hipot Electric Co.,...
2026
hvhipot Common problems of on-load tap changer tester
Common problems and solutions in the operation of on-load tap changers of transformers: Common problem...
Partial discharge measurement method
The partial discharge phenomenon inside the insulation of electrical equipment is periodic, and it goes...
Causes of transformer winding deformation
Transformers will inevitably be affected by various short-circuit fault currents during operation. Especially the outlet...
Calibration steps of loop resistance tester
In order to ensure the accuracy of the measurement of the loop resistance tester, we...
DC resistance tester measuring method
DC resistance tester measurement method and several points of attention: 1. Measurement method Measuring DC...
Test transformer for AC withstand voltage test
How to analyze the test results when using the test transformer for AC withstand voltage...
Principle of DC resistance tester
Working principle: There is a constant current series resonance that can generate DC current in...
What are the categories of loop resistance testers
The loop resistance tester is designed with a combination of high-frequency switching power supply technology...
Dry-type test transformer specification test
Dry-type test transformers play an obvious role in high-voltage testing and are one of the...