hvhipot Field test of loop resistance tester
Some common problems in field test of loop resistance tester: 1. The voltage wiring circuit...
Use high voltage test transformer
Precautions for using high voltage test transformer: 1. Connect the working circuit according to HV...
Precautions for the use of withstand voltage test
In the operation of power equipment, the insulation is subject to the effects of electric...
Method for measuring DC resistance of transformer
The method of measuring the DC resistance of a transformer is as follows: (1) Electric...
Calibration method of DC resistance tester
The DC resistance tester includes microprocessor management technology, and the measurement data accuracy requirements will...
Power frequency AC withstand voltage test device
Electrical equipment, like the organs in our body, is crucial for stable operation at critical...
DC high voltage generator test lightning arrester
The DC high voltage generator is a relatively common DC withstand voltage device in the...
Measuring method of loop resistance tester
The loop resistance tester, also known as the contact resistance tester, is mainly used to...
HV test transformer overload operation is harmful
Long-term overload operation is very harmful to the transformer. So what is the harm to...
Switch contact resistance test
Have you ever thought about the roles that seemingly simple circuit breakers and contactors play...