Ryan Mayfield

Interconnection Basics for Photovoltaic Systems 

Photovoltaic (PV) installations in the United States are most commonly interconnected with electric utility systems as opposed to being set up as stand-alone or off-grid systems.

Wiring Methods for PV Systems and the NEC
Applying Code requirements correctly will help keep your photovoltaic (PV) installations safe and operating smoothly
Calculating Current Ratings of Photovoltaic Modules
In the previous article on photovoltaic (PV) systems, "The Highs and Lows of Photovoltaic System Calculations" in the July 2012 issue), we went through methods to calculate the changes in voltage due to temperature changes, which are critical to system design.
Electrical Testing Feed

EC&M Webinars
Sep 10, 2015

ON DEMAND: An Effective Electrical Safety Program that Delivers

This hour-long webinar will cover the wording in various IEEE recommended practices, NFPA 70E and ANSI Z10 with an emphasis on what it means in terms of designing, implementing and managing an Effective Electrical Safety Program....More
Jul 21, 2015

ON DEMAND: Mitigation Methods for Arc Flash Hazards - Enhancing Personal Safety

The energy released during an arc flash event can result in severe damage to personnel, equipment, and property. While there are solutions which seek to improve the protection for each, this program will focus on personnel....More
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