Name: UNI EN 1127-1 : 2011
Brand: UNI

UNI EN 1127-1 : 2011

Superseded

View Superseded by

EXPLOSIVE ATMOSPHERES - EXPLOSION PREVENTION AND PROTECTION - PART 1: BASIC CONCEPTS AND METHODOLOGY

Superseded date

11-14-2019

Published date

01-01-2011

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Risk assessment
5 Possible ignition sources
6 Risk reduction
7 Information for use
Annex A (informative) - Information for the use of
        tools in potentially explosive atmospheres
Annex B (informative) - Tightness of equipment
Annex C (informative) - Significant technical changes
        between this document and the previous edition
        of this European Standard
Annex ZA (informative) - Relationship between this
         European Standard and the Essential Requirements
         of EU Directive 94/9 EC
Annex ZB (informative) - Relationship between this
         European Standard and the Essential Requirements
         of EU Directive 2006/42/EC
Bibliography

Describes methods for the identification and assessment of hazardous situations leading to explosion and the design and construction measures appropriate for the required safety.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Superseded
SupersededBy	UNI EN 1127-1:2019
Supersedes	UNI EN 1127-1 : 2008

Standards	Relationship
NEN EN 1127-1 : 2011	Identical
SN EN 1127-1 : 2012	Identical
UNE-EN 1127-1:2012	Identical
NS EN 1127-1 : 2011	Identical
EN 1127-1:2011	Identical
BS EN 1127-1:2011	Identical
NBN EN 1127-1 : 2011	Identical
I.S. EN 1127-1:2011	Identical
ONORM EN 1127-1 : 2011	Identical
NF EN 1127-1 : 2011	Identical
DIN EN 1127-1:2011-10	Identical

IEC 60079-1:2014 RLV	Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d"
IEC 60079-10:2002	Electrical apparatus for explosive gas atmospheres - Part 10: Classification of hazardous areas
EN 60079-26:2015	Explosive atmospheres - Part 26: Equipment with Equipment Protection Level (EPL) Ga
EN 50053-2 : 1989	REQUIREMENTS FOR THE SELECTION, INSTALLATION AND USE OF ELECTROSTATIC SPRAYING EQUIPMENT FOR FLAMMABLE MATERIALS - HAND-HELD ELECTROSTATIC POWDER SPRAY GUNS WITH AN ENERGY LIMIT OF 5 MJ AND THEIR ASSOCIATED EQUIPMENT
EN 14756:2006	Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours
EN 15089:2009	Explosion isolation systems
EN 14034-2:2006+A1:2011	Determination of explosion characteristics of dust clouds - Part 2: Determination of the maximum rate of explosion pressure rise (dp/dt)max of dust clouds
EN 61241-2-2:1995	Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 2: Method for determining the electrical resistivity of dust in layers
EN 50053-3 : 1989	REQUIREMENTS FOR THE SELECTION, INSTALLATION AND USE OF ELECTROSTATIC SPRAYING EQUIPMENT FOR FLAMMABLE MATERIALS - HAND-HELD ELECTROSTATIC FLOCK SPRAY GUNS WITH AN ENERGY LIMIT OF 0.24 MJ OR 5MJ AND THEIR ASSOCIATED APPARATUS
EN 61241-4:2006	Electrical apparatus for use in the presence of combustible dust - Part 4: Type of protection "pD"
EN 60079-1:2014	Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d"
EN 1710:2005+A1:2008/AC:2010	EQUIPMENT AND COMPONENTS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES IN UNDERGROUND MINES
EN 60079-10-1:2015	Explosive atmospheres - Part 10-1: Classification of areas - Explosive gas atmospheres
IEC 60079-30-2:2007	Explosive atmospheres - Part 30-2: Electrical resistance trace heating - Application guide for design, installation and maintenance
EN 15233:2007	Methodology for functional safety assessment of protective systems for potentially explosive atmospheres
EN 15794:2009	Determination of explosion points of flammable liquids
89/686/EEC : 1989 AMD 5 2012	COUNCIL DIRECTIVE OF 21 DECEMBER 1989 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES RELATING TO PERSONAL PROTECTIVE EQUIPMENT
IEC 61340-4-4:2012+AMD1:2014 CSV	Electrostatics - Part 4-4: Standard test methods for specific applications - Electrostatic classification of flexible intermediatebulk containers (FIBC)
EN 13980:2002	Potentially explosive atmospheres - Application of quality systems
EN 15188:2007	Determination of the spontaneous ignition behaviour of dust accumulations
EN 60079-0:2012/A11:2013	EXPLOSIVE ATMOSPHERES - PART 0: EQUIPMENT - GENERAL REQUIREMENTS (IEC 60079-0:2011, MODIFIED)
EN 14373:2005	Explosion suppression systems
EN 60079-15:2010	Explosive atmospheres - Part 15: Equipment protection by type of protection "n"
EN 50053-1 : 1987	REQUIREMENTS FOR THE SELECTION, INSTALLATION AND USE OF ELECTROSTATIC SPRAYING EQUIPMENT FOR FLAMMABLE MATERIALS - HAND-HELD ELECTROSTATIC PAINT SPRAY GUNS WITH AN ENERGY LIMIT OF 0.24 MJ AND THEIR ASSOCIATED APPARATUS
EN 13463-1:2009	Non-electrical equipment for use in potentially explosive atmospheres - Part 1: Basic method and requirements
EN 14034-3:2006+A1:2011	Determination of explosion characteristics of dust clouds - Part 3: Determination of the lower explosion limit LEL of dust clouds
IEC 60079-18:2014 RLV	Explosive atmospheres - Part 18: Equipment protection by encapsulation “m”
EN 14797:2006	Explosion venting devices
EN 60079-10-2:2015	Explosive atmospheres - Part 10-2: Classification of areas - Explosive dust atmospheres
EN 14591-1:2004/AC:2006	EXPLOSION PREVENTION AND PROTECTION IN UNDERGROUND MINES - PROTECTIVE SYSTEMS - PART 1: 2-BAR EXPLOSION PROOF VENTILATION STRUCTURE
IEC 60079-10-1:2015	Explosive atmospheres - Part 10-1: Classification of areas - Explosive gas atmospheres
EN 14983:2007	Explosion prevention and protection in underground mines - Equipment and protective systems for firedamp drainage
IEC 61241-0:2004	Electrical apparatus for use in the presence of combustible dust - Part 0: General requirements
EN 13237:2012	Potentially explosive atmospheres - Terms and definitions for equipment and protective systems intended for use in potentially explosive atmospheres
IEC 61241-11:2005	Electrical apparatus for use in the presence of combustible dust - Part 11: Protection by intrinsic safety 'iD'
EN 50050:2006	Electrical apparatus for potentially explosive atmospheres - Electrostatic hand-held spraying equipment
EN 61241-14:2004	Electrical apparatus for use in the presence of combustible dust - Part 14: Selection and installation
EN 50017:1998	Electrical apparatus for potentially explosive atmospheres - Powder filling "q"
EN 14491:2012	Dust explosion venting protective systems
EN 60079-6:2015	Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o"
EN 1839:2017	Determination of the explosion limits and the limiting oxygen concentration(LOC) for flammable gases and vapours
EN 14591-4:2007/AC:2008	EXPLOSION PREVENTION AND PROTECTION IN UNDERGROUND MINES - PROTECTIVE SYSTEMS - PART 4: AUTOMATIC EXTINGUISHING SYSTEMS FOR ROAD HEADERS
EN 13463-6:2005	Non-electrical equipment for use in potentially explosive atmospheres - Part 6: Protection by control of ignition source 'b'
EN 60079-28:2015	Explosive atmospheres - Part 28: Protection of equipment and transmission systems using optical radiation
ISO 12100:2010	Safety of machinery — General principles for design — Risk assessment and risk reduction
CLC/TR 50426:2004	Assessment of inadvertent initiation of bridge wire electro-explosive devices by radio-frequency radiation - Guide
IEC 60050-426:2008	International Electrotechnical Vocabulary (IEV) - Part 426: Equipment for explosive atmospheres
EN 14986:2017	Design of fans working in potentially explosive atmospheres
IEC 61241-17:2005	Electrical apparatus for use in the presence of combustible dust - Part 17: Inspection and maintenance of electrical installations in hazardous areas (other than mines)
EN 60079-31:2014	Explosive atmospheres - Part 31: Equipment dust ignition protection by enclosure "t"
EN 60079-30-1:2017	Explosive atmospheres - Part 30-1: Electrical resistance trace heating - General and testing requirements
EN 14591-2:2007/AC:2008	EXPLOSION PREVENTION AND PROTECTION IN UNDERGROUND MINES - PROTECTIVE SYSTEMS - PART 2: PASSIVE WATER TROUGH BARRIERS
EN 60079-11:2012	Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
IEC 60079-11:2011	Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
EN 62305-3:2011	Protection against lightning - Part 3: Physical damage to structures and life hazard
EN 13463-8:2003	Non-electrical equipment for potentially explosive atmospheres - Part 8: Protection by liquid immersion 'k'
EN 61241-1:2004/corrigendum Dec. 2006	ELECTRICAL APPARATUS FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - PART 1: PROTECTION BY ENCLOSURES "TD"
EN 1127-2:2014	Explosive atmospheres - Explosion prevention and protection - Part 2: Basic concepts and methodology for mining
EN 15198:2007	Methodology for the risk assessment of non-electrical equipment and components for intended use in potentially explosive atmospheres
IEC 61241-1:2004	Electrical apparatus for use in the presence of combustible dust - Part 1: Protection by enclosures "tD"
EN 60079-25:2010/AC:2013	EXPLOSIVE ATMOSPHERES - PART 25: INTRINSICALLY SAFE ELECTRICAL SYSTEMS (IEC 60079-25:2010)
EN 61340-4-4:2012/A1:2015	ELECTROSTATICS - PART 4-4: STANDARD TEST METHODS FOR SPECIFIC APPLICATIONS - ELECTROSTATIC CLASSIFICATION OF FLEXIBLE INTERMEDIATE BULK CONTAINERS (FIBC) (IEC 61340-4-4:2012)
EN 61241-11:2006	Electrical apparatus for use in the presence of combustible dust - Part 11: Protection by intrinsic safety "iD"
IEC 60079-25:2010	Explosive atmospheres - Part 25: Intrinsically safe electrical systems
EN 13463-2:2004	Non-electrical equipment for use in potentially explosive atmospheres - Part 2: Protection by flow restricting enclosure 'fr'
IEC 61241-18:2004	Electrical apparatus for use in the presence of combustible dust - Part 18: Protection by encapsulation 'mD'
IEC 60079-6:2015	Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o"
IEC 60079-0:2011	Explosive atmospheres - Part 0: Equipment - General requirements
ISO 16852:2016	Flame arresters Performance requirements, test methods and limits for use
EN 14034-1:2004+A1:2011	Determination of explosion characteristics of dust clouds - Part 1: Determination of the maximum explosion pressure pmax of dust clouds
EN 61241-0:2006	Electrical apparatus for use in the presence of combustible dust - Part 0: General requirements
EN 60079-10:2003	Electrical apparatus for explosive gas atmospheres - Part 10: Classification of hazardous areas
EN 62305-2:2012	Protection against lightning - Part 2: Risk management
IEC 60079-14:2013	Explosive atmospheres - Part 14: Electrical installations design, selection and erection
EN 60079-20-1:2010	Explosive atmospheres - Part 20-1: Material characteristics for gas and vapour classification - Test methods and data
EN ISO 12100:2010	Safety of machinery - General principles for design - Risk assessment and risk reduction (ISO 12100:2010)
EN 50281-2-1 : 98 COR 99	Electrical apparatus for use in the presence of combustible dust - Part 2-1: Test methods - Methods for determining the minimum ignition temperatures of dust
IEC 61241-4:2001	Electrical apparatus for use in the presence of combustible dust - Part 4: Type of protection "pD"
EN 60079-14:2014/AC:2016	EXPLOSIVE ATMOSPHERES - PART 14: ELECTRICAL INSTALLATIONS DESIGN, SELECTION AND ERECTION (IEC 60079-14:2013/COR1:2016)
EN ISO 13849-1:2015	Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design (ISO 13849-1:2015)
IEC 62305-2:2010	Protection against lightning - Part 2: Risk management
EN 61241-18:2004	Electrical apparatus for use in the presence of combustible dust - Part 18: Protection by encapsulation "mD"
EN 14522:2005	Determination of the auto ignition temperature of gases and vapours
CLC/TR 50427:2004	Assessment of inadvertent ignition of flammable atmospheres by radio-frequency radiation - Guide
EN 13463-5:2011	Non-electrical equipment intended for use in potentially explosive atmospheres - Part 5: Protection by constructional safety 'c'
EN 13463-3:2005	Non-electrical equipment for use in potentially explosive atmospheres - Part 3: Protection by flameproof enclosure 'd'
EN 14034-4:2004+A1:2011	Determination of explosion characteristics of dust clouds - Part 4: Determination of the limiting oxygen concentration LOC of dust clouds
EN 60079-30-2:2017	Explosive atmospheres - Part 30-2: Electrical resistance trace heating - Application guide for design, installation and maintenance
EN 50495:2010	Safety devices required for the safe functioning of equipment with respect to explosion risks
CEN/TR 15281:2006	Guidance on Inerting for the Prevention of Explosions
ISO 13849-1:2015	Safety of machinery — Safety-related parts of control systems — Part 1: General principles for design
EN 50303:2000	Group I, Category M1 equipment intended to remain functional in atmospheres endangered by firedamp and/or coal dust
EN 61241-17:2005	Electrical apparatus for use in the presence of combustible dust - Part 17: Inspection and maintenance of electrical installations in hazardous areas (other than mines)
IEC 62305-3:2010	Protection against lightning - Part 3: Physical damage to structures and life hazard
IEC 60079-15:2010	Explosive atmospheres - Part 15: Equipment protection by type of protection "n"
EN 13821:2002	Potentially explosive atmospheres - Explosion prevention and protection - Determination of minimum ignition energy of dust/air mixtures
IEC 60079-26:2014 RLV	Explosive atmospheres - Part 26: Equipment with Equipment Protection Level (EPL) Ga
EN ISO 16852:2016	Flame arresters - Performance requirements, test methods and limits for use (ISO 16852:2016)
IEC 61241-14:2004	Electrical apparatus for use in the presence of combustible dust - Part 14: Selection and installation
CLC/TR 50404:2003	Electrostatics - Code of practice for the avoidance of hazards due to static electricity
1994/9/EC : 1994	DIRECTIVE 94/9/EC OF THE EUROPEAN PARLIAMENT AND THE COUNCIL OF 23 MARCH 1994 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES CONCERNING EQUIPMENT AND PROTECTIVE SYSTEMS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES
EN 60079-2:2014/AC:2015	EXPLOSIVE ATMOSPHERES - PART 2: EQUIPMENT PROTECTION BY PRESSURIZED ENCLOSURE 'P' (IEC 60079-2:2014)