ENV 61400-1 : DRAFT 1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
WIND TURBINE GENERATOR SYSTEMS - SAFETY REQUIREMENTS
13-02-2004
12-01-2013
1. General
1.1 Scope and object
1.2 Normative references
1.3 Definitions
1.4 Symbols and units
1.5 Abbreviations
2. Principal elements
2.1 General
2.2 Design methods
2.3 Safety classes
2.4 Quality assurance
3. External conditions
3.1 General
3.2 WTGS classes
3.3 Wind conditions
3.4 Other environmental conditions
3.5 Electrical network conditions
3.6 Soil properties
4. Structural design
4.1 General
4.2 Design methodology
4.3 Loads
4.4 Design situations and load cases
4.5 Load calculations
4.6 Partial safety factors
5. Control and protection systems
5.1 General
5.2 Wind turbine control
5.3 Wind turbine protection
5.4 Functional requirements fo the control and protection
system
6. Electrical system
6.1 General
6.2 General requirements for the electrical system
6.3 WTGS electrical sub-system
6.4 Power collection system
7. Installation, assembly and erection
7.1 General
7.2 Work plan
7.3 Installation conditions
7.4 Site access
7.5 Environmental conditions
7.6 Documentation
7.7 Receiving, handling and storage
7.8 Foundation/anchor systems
7.9 Assembly of WTGS
7.10 Erection of WTGS
7.11 Fasteners and attachments
7.12 Cranes, hoists and lifting equipment
7.13 Aircraft erection
7.14 Offshore erection
8. Commissioning, operation and maintenance
8.1 General
8.2 Commissioning
8.3 Operations
8.4 Inspection and maintenance
Tables
1. Basic parameters for wind turbine classes
2. List of load cases
3. Partial safety factors for loads
B.1 Turbulence spectral parameters for the Kaimal model
Annexes
A Design parameters for describing class S WTGS
B Stochastic turbulence description
D Bibliography
ZA (normative) Other international publications quoted in
this standard with the references of the relevant European
publications
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