034_Preventive and Predictive Maintenance Standard NFPA 70 B 06 of 10
(NFPA70B-6)

 This course requires an enrolment key

Volume 6 Substation – inspection frequency…switchgear inspection frequency… enclosure requirements, leakage, rust or water marks, condensation, temperature, droplets, dust patterns, deposit patterns, heating, insulation, electrical distress, arc chutes, boundaries of adjoining insulation, boundaries between insulating members and grounding structures…splices and junction…sharp edges…corona…delamination…circuit interruption, air circuit breakers…bolted circuit breakers…insulation…contacts…arc interrupters…

This course requires an enrolment key