EN ISO 11821 : 1997

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Current The latest, up-to-date edition.

ACOUSTICS - MEASUREMENT OF THE IN SITU SOUND ATTENUATION OF A REMOVABLE SCREEN

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Published date: 01-04-1997

Publisher: Comite Europeen de Normalisation

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Table of Contents - (Show below) - (Hide below)

1 Scope
2 Normative references
3 Definitions
4 Instrumentation
5 Determination of in situ sound attenuation
6 Uncertainty
7 Information to be recorded
8 Information to be reported
Annex
A Bibliography

Abstract - (Show below) - (Hide below)

Defines methods for evaluation of the in situ sound attenuation performance of a removable screen, in- or out-of-doors. Based on an insertion loss measurement for carrying out either with shielding of the actual sound source(s) or by means of an artificial sound source.

General Product Information - (Show below) - (Hide below)

Committee	CEN/TC 211
Document Type	Standard
ISBN
Pages
Published
Publisher	Comite Europeen de Normalisation
Status	Current

National Adoptions - (Show below) - (Hide below)

Equivalent Standard(s)	Relationship
SN EN ISO 11821 : 1997	Identical
NEN EN ISO 11821 : 1997	Identical
NS EN ISO 11821 : 1ED 1997	Identical
ISO 11821:1997	Identical
NBN EN ISO 11821 : 1997	Identical
I.S. EN ISO 11821:1997	Identical
BS EN ISO 11821:1997	Identical
UNE-EN ISO 11821:1998	Identical
UNI EN ISO 11821 : 1999	Identical
NF EN ISO 11821 : 1997	Identical
PN EN ISO 11821 : 2005	Identical
DIN EN ISO 11821:1997-08	Identical

Standards Referenced By This Book - (Show below) - (Hide below)

DIN EN 14753 E : 2008	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR CONTINUOUS CASTING OF STEEL
03/306044 DC : DRAFT APR 2003	BS EN 14656 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR EXTRUSION PRESSES FOR STEEL AND NON-FERROUS METALS
03/109865 DC : DRAFT JULY 2003	BS EN 415-6 - PACKAGING MACHINES SAFETY - PART 6: PALLET WRAPPING MACHINES
03/306594 DC : DRAFT APR 2003	BS EN 14681 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR PRODUCTION OF STEEL BY ELECTRIC ARC FURNACE
03/313810 DC : 0	EN 14753 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR THE CONTINUOUS CASTING OF STEEL
PD CEN/TR 15226:2006	Building products. Treatment of acoustics in product technical specifications
BS EN 15093:2008	Safety of machinery. Safety requirements for hot flat rolling mills
BS EN 14677:2008	Safety of machinery. Secondary steelmaking. Machinery and equipment for treatment of liquid steel
BS EN 14753:2007	Safety of machinery. Safety requirements for machinery and equipment for continuous casting of steel
I.S. EN 15061:2007	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR STRIP PROCESSING LINE MACHINERY AND EQUIPMENT
I.S. CEN/TR 15226:2006	BUILDING PRODUCTS - TREATMENT OF ACOUSTICS IN PRODUCT TECHNICAL SPECIFICATIONS
DIN EN 13675:2010-10	Safety of machinery - Safety requirements for tube forming and rolling mills and their finishing line equipment (includes Amendment A1:2010)
CEN/TR 15226:2006	Building products - Treatment of acoustics in product technical specifications
02/711111 DC : DRAFT SEP 2002	PREN 415-7 - PACKAGING MACHINES SAFETY - PART 7: GROUP AND SECONDARY PACKAGING MACHINES
03/306593 DC : DRAFT APR 2003	BS EN 14673 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HYDRAULICALLY POWERED HOT FORGING PRESSES FOR THE FORGING OF STEEL AND NON-FERROUS METALS
DIN EN 15093:2009-06	Safety of machinery - Safety requirements for hot flat rolling mills
DIN EN 15949:2012-05	Safety of machinery - Safety requirements for bar mills, structural steel mills and wire rod mills
UNI EN 15093 : 2009	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HOT FLAT ROLLING MILLS
BS EN 15061 : 2007	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR STRIP PROCESSING LINE MACHINERY AND EQUIPMENT
UNI EN 15949 : 2012	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR BAR MILLS, STRUCTURAL STEEL MILLS AND WIRE ROD MILLS
DIN EN 14681:2010-10	Safety of machinery - Safety requirements for machinery and equipment for production of steel by electric arc furnaces (includes Amendment A1:2010)
DIN EN 14656:2010-10	Safety of machinery - Safety requirements for extrusion presses for steel and non-ferrous metals (includes Amendment A1:2010)
BS EN 14673 : 2006	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HYDRAULICALLY POWERED OPEN DIE HOT FORGING PRESSES FOR THE FORGING OF STEEL AND NON-FERROUS METALS
I.S. EN 14656:2006	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR EXTRUSION PRESSES FOR STEEL AND NON-FERROUS METALS
I.S. EN 14681:2006	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR PRODUCTION OF STEEL BY ELECTRIC ARC FURNACES
I.S. EN 13675:2004	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR TUBE FORMING AND ROLLING MILLS AND THEIR FINISHING LINE EQUIPMENT
I.S. EN 14673:2006	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HYDRAULICALLY POWERED OPEN DIE HOT FORGING PRESSES FOR THE FORGING OF STEEL AND NON-FERROUS METALS
BS EN 15949:2012	Safety of machinery. Safety requirements for bar mills, structural steel mills and wire rod mills
DIN EN 14677:2008-11	SAFETY OF MACHINERY - SECONDARY STEEL MAKING - MACHINERY AND EQUIPMENT FOR TREATMENT OF LIQUID STEEL
DIN EN 15061:2009-05	Safety of machinery - Safety requirements for strip processing line machinery and equipment (includes Amendment A1:2008)
UNI EN 15094 : 2009	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR COLD FLAT ROLLING MILLS
DIN EN 15094:2009-04	Safety of machinery - Safety requirements for cold flat rolling mills
BS EN 15094:2008	Safety of machinery. Safety requirements for cold flat rolling mills
UNI EN 14753 : 2008	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR THE CONTINUOUS CASTING OF STEEL
DIN EN 14753:2008-03	Safety of machinery - Safety requirements for machinery and equipment for continuous casting of steel
I.S. EN 14753:2007	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR CONTINUOUS CASTING OF STEEL
I.S. EN 16774:2016	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR STEEL CONVERTER AND ASSOCIATED EQUIPMENT
I.S. EN 15094:2008	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR COLD FLAT ROLLING MILLS
DIN EN 14673:2010-10	Safety of machinery - Safety requirements for hydraulically powered open die hot forging presses for the forging of steel and non-ferrous metals (includes Amendment A1:2010)
BS EN 13898 : 2003	MACHINE TOOLS - SAFETY - SAWING MACHINES FOR COLD METAL
UNI EN 14677 : 2008	SAFETY OF MACHINERY - SECONDARY STEELMAKING - MACHINERY AND EQUIPMENT FOR TREATMENT OF LIQUID STEEL
UNI EN 15061 : 2009	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR STRIP PROCESSING LINE MACHINERY AND EQUIPMENT
UNI EN 14673 : 2010	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HYDRAULICALLY POWERED OPEN DIE HOT FORGING PRESSES FOR THE FORGING OF STEEL AND NON-FERROUS METALS
UNI EN 14656 : 2010	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR EXTRUSION PRESSES FOR STEEL AND NON-FERROUS METALS
UNI EN 13898 : 2009	MACHINE TOOLS - SAFETY - SAWING MACHINES FOR COLD METAL
UNI EN 13675 : 2010	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR TUBE FORMING AND ROLLING MILLS AND THEIR FINISHING LINE EQUIPMENT
UNI EN 14681 : 2010	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR PRODUCTION OF STEEL BY ELECTRIC ARC FURNACES
09/30175681 DC : 0	BS EN 14656:2006/A1 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR EXTRUSION PRESSES FOR STEEL AND NON-FERROUS METALS
14/30302903 DC : 0	BS EN 16774 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR STEEL CONVERTER AND ASSOCIATED EQUIPMENT
09/30175684 DC : 0	BS EN 14673:2006/A1 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HYDRAULICALLY POWERED OPEN DIE HOT FORGING PRESSES FOR THE FORGING OF STEEL AND NON-FERROUS METALS
09/30180832 DC : DRAFT AUG 2009	BS EN 13675 AMD1 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR TUBE FORMING AND ROLLING MILLS AND FINISHING LINE EQUIPMENT
04/30123607 DC : DRAFT OCT 2004	EN 15061:2004 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR STRIP PROCESSING LINE MACHINERY AND EQUIPMENT
05/30131998 DC : 0	BS EN 15180 - FOOD PROCESSING MACHINERY - FORMING MACHINES - SAFETY AND HYGIENE REQUIREMENTS
04/30124187 DC : 0	PREN 415-8 - SAFETY OF PACKAGING MACHINES - PART 8: STRAPPING MACHINES
DIN EN 15061 E : 2009	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR STRIP PROCESSING LINE MACHINERY AND EQUIPMENT
DIN EN 15093 E : 2009	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HOT FLAT ROLLING MILLS
BS EN 16774:2016	Safety of machinery. Safety requirements for steel converter and associated equipment
I.S. EN 15949:2012	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR BAR MILLS, STRUCTURAL STEEL MILLS AND WIRE ROD MILLS
DIN EN 14673 E : 2010	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HYDRAULICALLY POWERED OPEN DIE HOT FORGING PRESSES FOR THE FORGING OF STEEL AND NON-FERROUS METALS
DIN EN 14656 E : 2010	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR EXTRUSION PRESSES FOR STEEL AND NON-FERROUS METALS
BS EN 13675 : 2004	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR TUBE FORMING AND ROLLING MILLS AND THEIR FINISHING LINE EQUIPMENT
BS EN 1746:1999	Safety of machinery. Guidance for the drafting of the noise clauses of safety standards
EN 16774:2016	Safety of machinery - Safety requirements for steel converter and associated equipment
EN 13898:2003+A1:2009/AC:2010	MACHINE TOOLS - SAFETY - SAWING MACHINES FOR COLD METAL
EN 15061:2007+A1:2008	Safety of machinery - Safety requirements for strip processing line machinery and equipment
EN 13675:2004+A1:2010	Safety of machinery - Safety requirements for tube forming and rolling mills and their finishing line equipment
EN 14656:2006+A1:2010	Safety of machinery - Safety requirements for extrusion presses for steel and non-ferrous metals
EN 15094:2008	Safety of Machinery - Safety requirements for cold flat rolling mills
EN 15949:2012	Safety of machinery - Safety requirements for bar mills, structural steel mills and wire rod mills
EN 15093:2008	Safety of Machinery - Safety requirements for hot flat rolling mills
EN 14681:2006+A1:2010	Safety of machinery - Safety requirements for machinery and equipment for production of steel by electric arc furnaces
EN 14753:2007	Safety of machinery - Safety requirements for machinery and equipment for continuous casting of steel
EN 14673:2006+A1:2010	Safety of machinery - Safety requirements for hydraulically powered open die hot forging presses for the forging of steel and non-ferrous metals
EN 14677:2008	Safety of machinery - Secondary steelmaking - Machinery and equipment for treatment of liquid steel
I.S. EN 15093:2008	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR HOT FLAT ROLLING MILLS
09/30201995 DC : 0	BS EN 15949 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR BAR MILLS, STRUCTURAL STEEL MILLS AND WIRE ROD MILLS
03/306595 DC : 0	BS EN 14677 - SAFETY OF MACHINERY - SECONDARY STEELMAKING - MACHINERY AND EQUIPMENT FOR TREATMENT OF LIQUID STEEL
DIN EN 15094 E : 2009	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR COLD FLAT ROLLING MILLS
DIN EN 14677 E : 2008	SAFETY OF MACHINERY - SECONDARY STEELMAKING - MACHINERY AND EQUIPMENT FOR TREATMENT OF LIQUID STEEL
I.S. EN 14677:2008	SAFETY OF MACHINERY - SECONDARY STEELMAKING - MACHINERY AND EQUIPMENT FOR TREATMENT OF LIQUID STEEL
DIN EN 14681 E : 2010	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR PRODUCTION OF STEEL BY ELECTRIC ARC FURNACES
BS EN 14656 : 2006	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR EXTRUSION PRESSES FOR STEEL AND NON-FERROUS METALS
BS EN 14681 : 2006	SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR MACHINERY AND EQUIPMENT FOR PRODUCTION OF STEEL BY ELECTRIC ARC FURNACES
DIN EN 13898:2009-09	MACHINE TOOLS - SAFETY - SAWING MACHINES FOR COLD METAL

Standards Referencing This Book - (Show below) - (Hide below)

ISO 11200:2014	Acoustics Noise emitted by machinery and equipment Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions
ISO 3744:2010	Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for an essentially free field over a reflecting plane
ISO 11546-2:1995	Acoustics Determination of sound insulation performances of enclosures Part 2: Measurements in situ (for acceptance and verification purposes)
IEC 60942:2003	Electroacoustics - Sound calibrators
ISO 11957:1996	Acoustics — Determination of sound insulation performance of cabins — Laboratory and in situ measurements
ISO 140-3:1995	Acoustics — Measurement of sound insulation in buildings and of building elements — Part 3: Laboratory measurements of airborne sound insulation of building elements
ISO 10053:1991	Acoustics Measurement of office screen sound attenuation under specific laboratory conditions
ISO 11690-2:1996	Acoustics Recommended practice for the design of low-noise workplaces containing machinery Part 2: Noise control measures
ISO 10847:1997	Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
IEC 61260:1995	Electroacoustics - Octave-band and fractional-octave-band filters
IEC 60651:1979+AMD1:1993+AMD2:2000 CSV	Sound level meters
IEC 60804:2000	Integrating-averaging sound level meters
ISO 3743-1:2010	Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for small movable sources in reverberant fields Part 1: Comparison method for a hard-walled test room

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