Celebrating National Engineers Week: The Minds Powering SMA America
Engineering is at the core of every innovation in renewable energy, and SMA America takes pride in the expertise and...
Why SMA String Inverters Shine Even in the Shade
When it comes to solar module performance in shaded conditions, the findings of the International Energy Agency (IEA) speak volumes:...
Solar Chat with Frank Berring: The Power of Grid Forming Inverter Technology
In preparation for the NY-BEST webinar, “Introduction to Grid Forming Inverter Controls and the Opportunity for Network Benefits in New...
When is UL 3741 PV Hazard Control the Superior Choice for Commercial Rooftop PV Systems?
In recent years, the solar industry has adopted module-level rapid shutdown as the default method to meet the requirements of...
The Top 10 Most Common Myths about Traditional DC Power Optimizers: Part 1 of 3
A University Study recently concluded that SMA ShadeFix optimization outperforms traditional module level optimizers, including in partially shaded arrays. That...
Properly sizing a PV inverter breaker
Believe it or not, code references for determining the calculation to adequately size a PV inverter breaker are longer than...
Calculating Max PV Voltage is Not Scary
In 2008, the National Electrical Code (NEC) added a second paragraph to 690.7(A) stating, “When open-circuit voltage temperature coefficients are...