PPE required includes flame-resistant clothing, goggles or face shields designed for arc flash, earplugs or earmuffs, gloves and arm sleeves, and electrical hazard (EH) boots. The specific PPE depends on the hazard risk category of the task, which ranges from 1 to 4 according to NFPA 70E standards.
Here is an additional resource: PPE Hazard Category Table “H:Shared drivesLegacy FMUW HealthTraining ContentArc FlashImagesHazard Categories.png”