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 ...

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 ...