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Wind energy generation systems – Part 34: Fire prevention, protection and evacuation
20.99 WD approved for registration as CD
Wind energy generation systems - Part 4-3: Explanatory notes on IEC 61400-4 - Supportive information for wind turbine gearbox design
50.60 Close of voting. Proof returned by secretariat
Wind energy generation systems — Part 4-3: Explanatory notes on IEC 61400-4 - Supportive information for wind turbine gearbox design
50.60 Close of voting. Proof returned by secretariat
Wind energy generation systems - Part 5: Wind turbine blades
20.99 WD approved for registration as CD
Wind energy generation systems - Part 50: Wind measurement - Overview
20.99 WD approved for registration as CD
Wind energy generation systems - Part 50-1: Wind measurement - Application of meteorological mast, nacelle and spinner mounted instruments
20.99 WD approved for registration as CD
Wind energy generation systems - Part 50-2: Wind measurement - Application of ground-mounted remote sensing technology
20.99 WD approved for registration as CD
Wind energy generation systems - Part 50-3: Use of nacelle-mounted lidars for wind measurements
20.99 WD approved for registration as CD
Wind energy generation systems - Part 50-4: Use of floating lidar systems for wind measurements
20.99 WD approved for registration as CD
Wind energy generation systems - Part 50-5:Use of scanning doppler lidars for wind measurements
20.99 WD approved for registration as CD
Wind energy generation systems - Part 6: Tower and onshore foundation design requirements
30.60 Close of voting/ comment period
Wind energy generation systems - Part 60: Validation of computational models
50.60 Close of voting. Proof returned by secretariat
Wind Energy Generation Systems - Part 60-1: Validation of computations models for loads and power performance
20.99 WD approved for registration as CD
Wind energy generation systems - Part 80: Airborne Wind Energy Systems (AWES) (proposed IEC TS 61400-80)
20.99 WD approved for registration as CD
Secondary cells and batteries containing alkaline or other non-acid electrolytes - Guide to designation of current
30.20 CD study/ballot initiated
Low-voltage switchgear and controlgear assemblies - Part 1: General rules
20.99 WD approved for registration as CD
Low-voltage switchgear and controlgear assemblies - Part 6: Busbar trunking systems (busways)
50.00 Final text received or FDIS registered for formal approval