To support the ongoing construction of shelter and to maintain existing shelter, we must keep the infrastructure working. We must keep the electricity, gas & water flowing. Grocery stores and fueling stations must be kept open. Inspection by the Building Department is involved at some point for all of these critical functions.
How do we as electrical professionals promote the need for this electrical working space so that panelboards remain readily accessible?
Several different wiring methods may be used to route the power from the PV array to the utilization equipment.
To play this game, you need a sharp eye, a quick mind, and a 2020 National Electrical Code book. The 2020 NEC can be accessed for free at nfpa.org/70.
In the U.S. and Canada, certification marks can be used on a number of products in a variety of ways. Intertek Certified products can be listed, recognized, classified, or have a limited production certification (LPC).
NFPA 70E Article 120, Establishing an Electrically Safe Work Condition, provides the lockout and tagout requirements necessary to provide an electrically safe work environment for the employee.