In an earlier article, I covered Fire Hazard Tests that form an important part of safety testing for electronic/electrical products. We looked at the standards and equipment used for abnormal heat, ...

The new S1-552 and S1-1052 insulation resistance testers from Megger are designed to assist the user with the testing and maintenance of high-voltage equipment The new S1-552 and S1-1052 insulation ...

What is partial discharge? Methods for measuring PD. How PD impacts high-voltage cables. Partial discharge (PD) is evidence of a degrading insulation system, which could trigger costly repairs and ...

This article describes the testing results following routine performance assessment of an electrical motor both in its original state and after rebuilding it using products made by Zeus, such as the ...

Handheld insulation testers in Megger’s MIT400/2 series offer a user-variable range that allows any intermediate test voltage from 10 V to 1000 V in 1-V steps. Replacing the original MIT400 series, ...

Motors and generators are critical components of electrical systems. They are used to automate numerous industrial processes, circulate liquids for cooling and lubrication purposes, and generate ...

Proper calibration of test instruments is crucial for meeting the stringent performance requirements of many equipment types. Calibration results must frequently meet national and international ...

Most of the electrical power distribution infrastructure is static, and in many facilities, the mindset for electrical equipment and devices is “set it, and forget it.” However, much of the existing ...

Sponsored by Vitrek, LLCReviewed by Maria OsipovaSep 18 2025 Critical electrical performance criteria must be accurately defined and measured to ensure the dependability and safety of high-voltage ...