ClassNK

Wind Turbines

ClassNK performs various evaluations for wind turbines based on related standards and technical requirements such as ”Design Evaluation” and “Prototype Certification for type testing”, finally issuing ”Type Certificate” the applicable standards have been satisfied.

Registrations of wind turbine certification

Small Wind Turbines

ClassNK performs evaluations for small wind turbine systems with an output of less than 20kW to ensure that they meet requirements specified in domestic and international standards established by IEC and JIS, issuing type certificates once it has confirmed conformity to the applicable standards.
ClassNK type certifications for small wind turbines also ensure eligibility for the Feed-in Tariff Scheme launched by the Japanese government as part of efforts to promote the use of renewable energy.