hvhipot On-site test method of DC resistance tester
In order to ensure the accuracy and credibility of the measurement data as much as...
Insulation resistance tester operation steps
When the insulation resistance tester is working, the high voltage generated by itself is measured...
Megger to measure cable insulation resistance
The digital megohmmeter has three binding posts: one is “L”, one is “E”, and the...
Test procedure of loop resistance tester
The loop resistance tester is also called contact resistance tester. This instrument is used to...
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...
Common faults of DC resistance tester
The DC resistance tester is often used in electrical work. This instrument is an ideal...
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...