Causes of partial discharge in switchgear
The causes and treatment methods of partial discharge in switch cabinets. Partial discharge in switch...
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How to use the ground resistance tester?
How to use the ground resistance tester to measure correctly? In order to get a...
Operation steps of zinc oxide arrester live tester
The use method and precautions of the zinc oxide arrester live tester, this instrument can...
Failure phenomenon of loop resistance tester
If the loop resistance tester has the following failure phenomena, the troubleshooting methods are as...
Test method of clamp ground resistance tester
Let’s take the commonly used clamp ground resistance tester as an example. The meter is...
Selection of test transformer
The test transformer can be used to generate power frequency high voltage, which acts on...
Partial discharge test operation steps
According to the calculation result of the excitation voltage, the voltage on each side of...
Dry-type test transformer fault solution
The dry-type test transformer is the introduction of the latest foreign advanced technology, the use...
How to use the large grounding resistance tester?
How to use the large-scale grounding resistance tester? In recent years, many domestic substations have...
Ground resistance tester to circuit
During the operation of the power system, in order to ensure the safety of the...