AC test of microcomputer relay protection tester?
The microcomputer relay protection tester has powerful test software inside, among which a universal and...
February 2026
hvhipot Partial discharge detector safety tips
safety warning 1. The operation and maintenance of the partial discharge detector should be carried...
How to use the large grounding resistance tester?
How to use the large-scale grounding resistance tester? In recent years, many domestic substations have...
Use of partial discharge detector
In recent years, as the economy has become more and more developed, there will be...
Understand the ground resistance tester
When most facilities are struck by lightning or overload voltage occurs during use, the current...
Ground resistance tester to circuit
During the operation of the power system, in order to ensure the safety of the...
How to use the DC resistance tester to be safer?
The DC resistance tester is an instrument used to measure the contact resistance and DC...
Dry-type transformer maintenance
Dry-type transformers are skilled in the maintenance and maintenance of dry-type transformers. For dry-type transformers,...
Working principle of ground resistance tester
When measuring a grounding system with a loop, the clamp ground resistance tester does not...
Reasons for voltage regulation by transformer
When the transformer is in use, because the voltage level of the entire power grid...