The National Electrical Manufacturers Association (NEMA) guidelines on the safe handling of water-damaged electrical equipment highlights items that require complete replacement or that can be reconditioned by a trained professional.
Equipment covered includes electrical distribution equipment, motor circuits, power equipment, transformers, wire, cable and flexible cords, wiring devices, GFCIs and surge protectors, lighting fixtures and ballasts, motors and electronic products. The NEMA standard is available here.
Knowing what actions to take and questions to ask when evaluating water-damaged electrical equipment is crucial. BUILDINGS outlined 6 steps for evaluating water-damaged electrical equipment in relation to the NEMA standard. It's important to consider the degree of damage, the type of equipment and what liquids were involved.