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 ...
Insulation failure is a leading cause of electrical fires and system downtime, often occurring silently before any visible signs appear. Regular insulation resistance testing helps detect early ...
In our previous issue, we described time-resistance and dielectric absorption ratio tests. Two other useful insulation resistance tests are the short time and step voltage tests In our previous issue, ...