Solar Power World

Transformerless grid-tied inverters

Illinois-based manufacturer of PV inverters Carlo Gavazzi offers a new line of grid-tied PV models. The company says the ISGA Series features a transformerless design, which does not incorporate a cooling fan. Naturally, cooling fans have moving components which ultimately will fail, therefore their exclusion in the design leads to a longer, maintenance-free product life span. This is a strong reason why the PV inverters are available with a warranty of up to 10 years, Carlo Gavazzi... Read More

PV Inverters To Grow 70% Worldwide, Study Says

According to the World Market for Photovoltaic (PV) Inverters – 2010 Edition, the global PV inverter market grew by 14.8% in 2009 to reach USD$2.9 billion; with 8.3 GW of inverters shipped. The report says inverter growth in all countries studied except one are predicted to jump by almost 70% in 2010, with three-phase inverters likely to see fastest growth over the next five years. Shipments are predicted to exceed 15 GW by 2014. High growth is also predicted for small... Read More

Extra-Low PV Inverter Certified by CSA

The CSA Approved an extra-low PV Inverter to be produced in Ontario, Canada the Canadian Standards Association certified the Sunergy low and extra-low photovoltaic inverter produced by Sustainable Energy Technologies. The certifications allow the company to make the technology commercially available for sale and installation across North America. The CSA/UL certified products target the North American commercial market with a 208V AC output, peak conversion efficiencies in excess... Read More