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 resistance testing is a simple yet critical preventive measure that can significantly lower your maintenance costs. You may be familiar with the role insulation resistance testing plays in ...

For 30-plus years, I have helped electrical contractors install busway systems. Typically, I don’t get involved until after the busway is completely installed and a problem is discovered while ...