Chicken or egg
Inverters: Refusol is introducing an inverter with an input voltage of up to 1,500 volts. Photovoltaics experts welcome the concept in principle. But they also see a problem for which there is no quick solution.
It was a second premiere of sorts when Refusol introduced its new 333K inverter for large solar power plants at the Intersolar in Munich. The company, based in Metzingen in the south of Germany, had already announced the start of sales for early 2011 last year, but then had to postpone the date. “Unfortunately, our …
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