2026 NEC Article 690 PV Systems Poetry Reading: Sean reads the brand new 2026 NEC

In this episode, Sean White revisits the foundation of the podcast by reading and analyzing Article 690 of the newly released 2026 National Electrical Code (NEC). The session provides a detailed walkthrough of the article, discussing its application, key updates, and specific requirements for Solar Photovoltaic (PV) systems. The podcast covers various sections, including general and specific equipment requirements, wiring methods, grounding and bonding, and rapid shutdown protocols for PV systems. The episode also includes historical context, teaching experiences, and insights into the evolution of the NEC. Listeners can supplement their learning by taking advanced PV or energy storage classes offered by the host and co-author Bill Brooks.

 

Topics Covered:

NEC Article 690: Scope and System Types

690.2 Listing Requirements for PV Equipment

690.4 General Requirements for PV Systems

690.7 Maximum DC Voltage Calculations

690.8  Circuit Sizing and Equipment

690.9 Overcurrent Protection in PV Systems

690.12 Rapid Shutdown of PV Systems

690.13 Disconnecting Means for PV Systems

690.31 Wiring Methods and Materials

690.31(B) Identification and Grouping of Conductors

690.31 (C) Wires and Cables

690.32 Component Interconnections

690 Part V Grounding and Bonding

 

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