Partial discharge detector safety tips
safety warning 1. The operation and maintenance of the partial discharge detector should be carried...
February 2026
sion932 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...
How to maintain dry-type test transformer
Dry-type test transformers mainly rely on air convection cooling equipment. Therefore, it has good heat...
Maintenance guide for gas-filled test transformers
The test transformer is the test equipment of the power equipment inspection and preventive test...
Advantages of oil-immersed test transformers
Oil-immersed test transformers are widely used in power systems, industrial and mining enterprises and other...
Working principle of ground resistance tester
When measuring a grounding system with a loop, the clamp ground resistance tester does not...
Inaccurate grounding resistance readings
Analysis of inaccurate grounding resistance readings 1. Reasons for inaccurate detection of ground resistance or...
Reasons for voltage regulation by transformer
When the transformer is in use, because the voltage level of the entire power grid...
Ground resistance tester use
Before the majority of electric power workers conduct high-voltage power tests outdoors, they generally need...