Testing methods and selection of insulators
Zero value insulator, insulator distribution voltage measurement table, insulator tester Insulators installed on transmission...
Transformer winding deformation test issues
Power transformer, winding deformation, transformer winding deformation tester When a low voltage side outlet...
On site zinc oxide lightning arrester
Lightning arrester is one of the important electrical equipment in the power system, which plays...
AC voltage withstand test for power equipment
The AC withstand voltage test is the most effective and direct method for evaluating the...
Fault analysis and handling of transformers
Abnormal sound During normal operation, transformers will emit a continuous and uniform buzzing sound. If...
What is green electricity
What is green electricity: By using specific power generation equipment such as wind turbines, solar...
The use of series resonant power supply products
1. Most resonant power supply products are high-voltage testing equipment and require professional high-voltage testing...
Limiting methods for grid resonance overvoltage
Overvoltage phenomenon is very common in power supply systems. If there are no preventive measures,...
How to choose a test transformer
When selecting a test transformer, the following points should be considered: (1) Voltage. According to...
What is a dry-type transformer?
Dry type transformer: relying on air convection for cooling, it is generally used for small...