Still having headaches over buried cable faults?
Dear colleagues in the power industry, are you often overwhelmed by the hidden underground cable...
March 2026
hvhipot why is the on load tap changer tester so critical?
Have you ever encountered situations where transformer voltage is unstable or equipment suddenly goes on...
Oil immersed test transformer used
Single oil-immersed test transformer operation method, oil-immersed test transformer, in addition to the AC power...
Troubleshooting of DC High Voltage Generator
The high frequency DC high voltage generator is suitable for power departments, power departments of...
What test can the DC high voltage generator do?
In the daily work of electric power, electric power workers sometimes come into contact with...
How to use loop resistance tester
The loop resistance tester uses a high-reliability high-power integrated circuit, which is composed of a...
DC resistance tester failure
Faults and troubleshooting methods of the DC resistance tester: 1. There is no display when...
Tips for maintenance of digital megohmmeter
Maintenance of digital megohmmeter: 1. The megohmmeter must be placed flat when in use. 2....
Four characteristics of DC resistance tester
The current single-arm bridge is also known as the Wheatstone bridge. Its principle is to...
Different types of ground resistance testers
The grounding resistance tester is based on Ohm’s theorem and adopts the fHV Hipot Electric...