Wind turbines - Declaration of apparent sound power level and tonality values Ingestion-build-59651 referring to a test rig

referring to a test rig with a nominal face area of 610 mm × 610 mm (24 in × 24 in)

• Installations

or other non-digital source record

This International Standard specifies the nominal filling volumes and related diameters of round open-top cans for a liquid products with added gas

Wind turbines - Declaration of apparent sound power level and tonality values Ingestion-build-59651 referring to a test rig1 Scope This part of IEC 61400 gives guidelines for declaring the apparent sound power level and tonality of a batch of wind turbines. The measurement procedures for apparent sound power level and tonality are defined in IEC 6140011.