Test procedure of loop resistance tester
The loop resistance tester is also called contact resistance tester. This instrument is used to...
March 2026
How to use high-voltage megohmmeter
How to use high-voltage megohmmeter 1. Before measurement, keep the megohmmeter in a horizontal position,...
How to use the gas-filled test transformer?
Test transformers are divided into oil-immersed test transformers, gas-filled test transformers, and dry-type test transformers....
The role of high-voltage test transformer
High voltage test transformer function: ① Generate power frequency high voltage to act on the...
Significance of using ground resistance tester
Before the majority of electric power workers conduct high-voltage power tests outdoors, they generally need...
Fuzzy screen condition of DC resistance tester
In the process of using the DC resistance tester, you may encounter a screen flicker....
Failures encountered by the DC resistance tester
The DC resistance tester is an ideal device for the DC resistance of lateral transformer...
Ground resistance tester short circuit test
There are several types of grounding resistance testers for short-circuit tests, including earth nets, clamps,...
Direct high voltage measurement wiring method
The DC high voltage generator is a relatively common DC withstand voltage device in the...
What is the high voltage switch tester used for
The high-voltage switch tester can accurately measure the mechanical dynamic characteristic parameters of high-voltage circuit...