Accreditation

Basis for planning and financing

Flexible accreditation

4Cast GmbH & Co KG has been accredited by DAkkS GmbH for the determination of wind potential and energy yields in accordance with EA 2/15 with a flexible scope of application. A flexible accreditation enables us to implement an updated technical guideline at short notice after its publication without the need for a new assessment and thus to always proceed according to the latest state of recognized technical rules. In accordance with the requirements of EA-2/15 (flexible accreditation, paragraph 6.1.2), we publish below the current list of test procedures carried out within the flexible scope of accreditation:

1. determination of wind potential and energy yields of wind turbines including the evaluation of operating data and wind measurements

Standard / date of issue House procedure / version	Title of the standard or in-house procedure (specify deviations / modifications of standard procedures if applicable)
FGW TR6, Rev. 12 2023-11	Determination of wind potential and energy yields

2. determination of the reference yield and site quality for commissioning

Standard / date of issue House method / version	Title of the standard or in-house procedure (specify deviations / modifications of standard procedures if applicable)
FGW TR6, Rev. 12 2023-11	Determination of wind potential and energy yields
FGW TR5, Rev. 09 2023-04	Determination and application of the reference yield

Abbreviations used:

DIN: German Institute for Standardization
EN: European standards
FGW: Fördergesellschaft Windenergie und andere Dezentrale Energien
IEC: International Electrotechnical Commission
ISO: International Organization for Standardization – International Organization for Standardization
TR: Technical Guideline of the FGW

Accreditation valid from: 13.11.2024

Status of the update of the test procedures: 13.12.2024

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