EN 61400-2
This information from the Working Group WINDKRAFT the official expert for Electrical, mechanical, Building and environmental technology of the countries with the involvement of BMWFJ, created with legally qualified support of the Province of Lower Austria. Since 01.04.2007 the ÖVE / ÖNORM EN 61400-2, which is less than the security exists Wind turbines (SWT) is concerned. Within the scope of small wind turbines are called wind turbines defines whose swept by the rotor area is less than 200 m² and which produce a voltage less than 1000 V ac or 1500 V dc .