Most power cables have a design life of between 20 to 30 years. If the cables are not fully loaded, they are expected to last beyond their design life. The insulation is the weakest part of a cable. Montsinger's Rule states: Insulation life is halved by a temperature increase of 8 to 10 ˚C. An example calculation using the Arrhenius equation is provided.
Cable Pro (PC) Free Trial
Fill out your details below to begin your trial. Once your information has been submitted you’ll be able to download the software.