Article 250 is a foundational pillar of NFPA 70®, National Electrical Code® (NEC®), and the tables within Article 250 are critical resources for sizing the wiring for the grounding and bonding of an electrical system. Becoming more familiar with the proper use of these tables can help installers ensure effective grounding and bonding on their projects and, in turn, help ensure the safety of those within the building. Read More…