The key to power equipment testing
In the power system, we often need to ensure the safe and reliable operation of...
2026
Mining cable fault tester
In the mining operation environment, the mining cable fault tester plays a crucial role, like...
Master grounding safety
Accurate measurement of grounding resistance is crucial in the field of power safety. As an...
How can you integrate hipot withstand testing into a 48-hour substation shutdown?
A 48-hour substation shutdown can safely include hipot withstand testing if you lock in scope,...
Why are utilities moving from go/no-go hipot to diagnostic Tan Delta?
Utilities are moving from traditional go/no-go hipot tests to VLF-based Tan Delta diagnostics because Tan...
What is partial discharge under IEC 60270 in hipot testing?
Measuring partial discharge (PD) during hipot tests ensures you detect insulation defects before they grow...
What are OSHA requirements for HV testing qualified workers?
OSHA requires that high voltage (HV) testing be performed only by qualified electrical workers who...
Is your grid-ready transformer testing strategy aligned with the NERC Level 3 Alert?
The new NERC Level 3 Alert on data center loads exposes how sudden, customer‑initiated load...
What is ASTM D149 dielectric strength testing for solid insulation?
ASTM D149 dielectric strength testing defines how to measure breakdown voltage and dielectric strength of...
How should you calculate safe hipot test voltage with the 2V + 1000 rule?
A practical way to calculate hipot test voltage for new assets is to start from...