Wi-Fi Can Cause Communication Issues Christopher Barrett, director of technical services, APsystems We often see issues our installers are facing related to communication, often due to misplacement of the gateway or an unreliable internet connection. Following best practices recommended by the manufacturer will help installers reduce repeat site visits toRead More

Seems like just yesterday that large-scale PV systems moved to 1,000 Vdc in the United States, but another sea change to the 1,500-volt system is imminent. The analysts at GTM Research believe the transition will begin in earnest this year, and so do many of the inverter manufacturers we surveyedRead More

Efficiency is a ubiquitous term in the solar industry and an important one — better efficiency means more power, which is what the world needs. But the levelized cost of energy (LCOE) is a truer measure of project value, and there are a variety of ways manufacturers up and downRead More

Three-phase string products have dominated the distributed generation application space while central inverters are starting to be displaced. With this transition, CPS Americas says developers have seen the following improvements: 1. Cost per watt vs. central down from $0.25 to $0.13 2. Cost per watt with 600 Vdc to 1,000Read More