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PV MODULES, Part 1 — What the AHJ Needs to Know,...

The Physics of the PV module. (Seasoned electrical authorities having jurisdiction (AHJs) may skip the section.) Photons (solar energy from sunlight) hit a PV module and...

Large-Scale PV Inspection Teams Planning for Success

Many years ago, I accepted a position working on a joint venture called KFM (Kiewit/FCI/Manson) to assist with the construction of a new bridge...

Ensuring the Safety of the Public: The Process of Inspecting PV...

The complexity of photovoltaic (PV) power systems dictates a careful and thorough inspection, starting with a detailed permit application and a plan review of...

Ensuring the Safety of the Public: The process of inspecting PV...

While large, utility-scale photovoltaic (PV) power systems account for more of the installed megawatts and gigawatts of PV power in the United States, the...

SLEEKER, CLEARER, MORE UNDERSTANDABLE PV IN THE 2017 NEC — Part...

This article will continue our review of the significant changes in the 2017 NEC that relate to photovoltaic (PV) power systems. In the November-December...

Just when you thought it was safe to go back into...

Many jurisdictions have now adopted the 2014 NEC and are starting to feel comfortable with the newer photovoltaic (PV) technologies of transformerless inverters and...

Become Solar Smart(er) with PV Training Online

Where were you when _____? Most of us know exactly where we were, who we were with, and what our first thoughts were as...

Blood, Sweat & Tears: The Development of Codes & Standards for...

Photovoltaic Power systems first appeared in the 1984 National Electrical Code and at that time, the equipment was somewhat simple, and the full impact...

Inspecting Large Scale PV Equipment Platforms

Almost ten years ago, I had the pleasure of working on and testing new concept inverters for a large manufacturer at a facility called...

Sunlight into Electricity and then Come the Codes: Back to Basics

Sunlight is our most valuable, necessary, and free natural resource. It warms our planet, which would otherwise be a frozen wasteland. It creates our...
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