Why does a $1,000 arrester test prevent a $1,000,000 transformer disaster?
A routine $1,000 lightning arrester test can identify degraded MOV blocks and poor grounding long...
July 1, 2026
Why is thermal imaging with leakage current testing the ultimate diagnostic?
Combining thermal imaging with leakage current testing delivers faster fault location, deeper insight, and safer...
How do you understand arrester nameplate ratings and test them?
Lightning arrester nameplates look complex, but once you decode Uc, Ur and discharge current, they...
How can you safely connect test leads to a 110kV arrester?
To safely connect test leads to the top of a 110kV arrester, work from a...
Tan Delta Test Kit / Power Factor Tester: How To Improve Transformer Insulation Diagnostics (June 2026)
A practical guide to Tan Delta Test Kit / Power Factor Tester selection and use,...
Why is 1 mA Used Worldwide as the Standard Arrester Reference Voltage Test Point
In surge arrester testing, 1 mA DC (or equivalent AC resistive current) is widely used...
Insulation Resistance Tester / Megohmmeter Buying Guide for Professionals (June 2026)
Insulation Resistance Tester / Megohmmeter selection guide for engineers and buyers: market trends, key specs,...
Partial Discharge Test Equipment: Smarter Insulation Diagnostics for High-Voltage Assets (June 2026)
Partial discharge test equipment and PD detectors are now essential for high‑voltage asset reliability. Learn...
DC High Voltage Generator: Safer, Smarter DC Hipot Testing for Modern Grids (June 2026)
A DC high voltage generator is essential for DC hipot and leakage tests on cables,...
How does test accuracy reduce legal liability in forensic and high-voltage testing?
Accurate, traceable testing with court-ready data dramatically lowers legal liability by proving that your methods,...