In Episode 27 of “EC&M Tech Talk,” Randy Barnett, a journeyman electrician, inspector, author, trainer, and electrical safety expert, reviews the purpose and methods used for measuring the quality of ...

Four kinds of insulation resistance tests are particularly useful. Two of these tests include: Time resistance. This method consists of trending a series of readings taken at fixed intervals. If you ...

Testing insulation is an important way to qualify a new installation. Testing also protects and prolongs the life of electrical systems and motors. Over the years, electrical systems are exposed to ...

Megger announced it now offers a rugged and compact, battery-powered 5-kV digital insulation resistance tester designed for high-voltage testing. The BM5200 is suitable for use in the maintenance, ...

Electrical safety testing has been around for almost a century, and safety agencies have been testing and certifying products for almost as long. Electrical and electronic products have changed ...