International Standards and Conformity Assessment for all electrical, electronic and related technologies



Reference EN 61400-11:1998
Title Wind turbine generator systems - Part 11: Acoustic noise measurement techniques
Project Number 7844
Abstract/Scope Presents measurement procedures that enable noise emissions of a wind turbine to be characterized with respect to a range of wind speeds and directions. Allows comparisons between different wind turbines.


Current Stage code 6060
Current Stage code date 1998-11-17
Current Stage code deadline 1999-07-01
Deadline date for vote  


Mandate(s) M/087
Order Voucher 4.1030/D/96-001


IEC Technical Body IEC/TC 88
Reference Document IEC 61400-11:1998 (EQV)
ICS 27.180 - Wind turbine systems and other alternative sources of energy
Keywords Turbine; Wind turbine; Generator system; Acoustic noise; Measurement
Note EN following parallel vote * D107/125: BTTF 83-2 converted into CLC/TC 88 * Superseded by EN 61400-11:2003
Special National Condition(s)  


Categories - Aspects
Product Life Cycle
All Noise emissions Use B2B


Deadline Date
6060 1998-11-17 1999-07-01  
6020 1998-11-01 1999-02-01  
5099 1998-10-01 1998-11-01  
5062 1998-09-11 1998-10-01  
5020 1998-05-29 1998-08-17  
3090 1998-05-25 1998-05-29  
5092 1996-12-09 1997-06-15  
5062 1996-10-21 1996-12-09  
5020 1996-07-19 1996-09-30  
1090 1996-07-16 1996-11-16  

Implementation Dates

date of Ratification (DOR) (1) 1998-10-01
date of Availability (DAV) (2) 1998-11-17
date of Announcement (DOA) (3) 1999-01-01
date of Publication (DOP) (4) 1999-07-01
date of Withdrawal (DOW) (5) 2001-07-01


Superseded by EN 61400-11:2003
Normative reference (6) IEC 60386:1972
EN 60651:1994
EN 60688:1992
EN 60804:1994
EN 60942:1998
EN 61260:1995
EN 61400-12:1998

(1) Date of ratification (dor) date when the Technical Board notes the approval of an EN (and HD for CENELEC), from which time the standard may be said to be approved

(2) Date of availability (dav) date when the definitive text in the official language versions of an approved CEN/CENELEC publication is distributed by the Central Secretariat

(3) Date of announcement (doa) latest date by which the existence of an EN (and HD for CENELEC), a TS or a CWA has to be announced at national level

(4) Date of publication (dop) latest date by which an EN has to be implemented at national level by publication of an identical national standard or by endorsement

(5) Date of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn

(6) This list of normative references is purely indicative. The only official list of normative reference is the list of the published standard.