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  • EN 50014:1997/A2:1999

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GENERAL REQUIREMENTS

    Available format(s): 

    Superseded date:  15-03-2004

    Language(s): 

    Published date:  12-01-2013

    Publisher:  European Committee for Standards - Electrical

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

    Foreword
    GENERAL
    1. Scope
    2. Normative references
    3. Definitions and symbols
    REQUIREMENTS FOR ALL ELECTRICAL APPARATUS
    4. Apparatus grouping and temperature classification
    5. Temperatures
    6. General
    7. Non-metallic enclosures and non-metallic parts of
         enclosures
    8. Enclosures containing light metals
    9. Fasteners
    10. Interlocking devices
    11. Bushings
    12. Materials used for cementing
    13. Ex components
    14. Connection facilities and terminal compartments
    15. Connection facilities for earthing or bonding
         conductors
    16. Cable and conduit entries
    SUPPLEMENTARY REQUIREMENTS FOR CERTAIN ELECTRICAL APPARATUS
    17. Rotating electrical machines
    18. Switchgear
    19. Fuses
    20. Plugs and sockets
    21. Luminaires
    22. Caplights, caplamps, handlamps and batteries
    VERIFICATIONS AND TESTS
    23. Type verifications and tests
    24. Routine verifications and tests
    25. Manufacturer's responsibility
    26. Verifications and tests on modified or repaired
         electrical apparatus
    MARKING
    27. Marking
    INSTRUCTIONS
    28. Instructions
    Annex A (informative) Subdivision of gases and vapours
    according to their maximum experimental safe gaps and
    minimum ignition currents
    Annex B (normative) Ex cable entries
    Annex C (normative) Clauses with which Ex components shall
    comply
    Annex D (informative) Example of rig for resistance to
    impact test

    Abstract - (Show below) - (Hide below)

    Specifies the general requirements for construction, marking and testing of: electrical apparatus, Ex components and Ex cable entries. Coverage includes: definitions and symbols; apparatus grouping and temperature classification; temperatures. Also includes annexes.

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

    Committee TC 31
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Superseded
    Superseded By
    Supersedes

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

    IEEE 303-2004 IEEE Recommended Practice for Auxiliary Devices for Rotating Electrical Machines in Class I, Division 2 and Zone 2 Locations
    PREN 13952 : DRAFT 2015 LPG EQUIPMENT AND ACCESSORIES - FILLING PROCEDURES FOR LPG CYLINDERS
    I.S. EN 12919:2000 WORKPLACE ATMOSPHERES - PUMPS FOR THE SAMPLING OF CHEMICAL AGENTS WITH A VOLUME FLOW RATE OF OVER 5 L/MIN - REQUIREMENTS AND TEST METHODS
    03/107320 DC : DRAFT APR 2003 EN 14678-1 - LPG EQUIPMENT AND ACCESSORIES - CONSTRUCTION AND PERFORMANCE OF LPG EQUIPMENT FOR AUTOMOTIVE FILLING STATIONS - PART 1: DISPENSERS
    ISO/TR 9824:2007 Hydrometry Measurement of free surface flow in closed conduits
    97/710191 DC : DRAFT JUN 1997 PREN 12921-3 - MACHINES FOR SURFACE CLEANING AND PRETREATMENT OF INDUSTRIAL ITEMS USING LIQUIDS OR VAPOURS - PART 3: SAFETY OF MACHINES USING FLAMMABLE CLEANING LIQUIDS
    I.S. EN 145:1998 RESPIRATORY PROTECTIVE DEVICES - SELF-CONTAINED CLOSED-CIRCUIT BREATHING APPARATUS COMPRESSED OXYGEN OR COMPRESSED OXYGEN-NITROGEN TYPE - REQUIREMENTS, TESTING, MARKING
    99/702756 DC : DRAFT JAN 99 PREN 50131-7 - ALARM SYSTEMS - INTRUSION SYSTEMS - PART 7: APPLICATION GUIDELINES
    PREN 378-3 : DRAFT 2013 REFRIGERATING SYSTEMS AND HEAT PUMPS - SAFETY AND ENVIRONMENTAL REQUIREMENTS - PART 3: INSTALLATION SITE AND PERSONAL PROTECTION
    02/709495 DC : DRAFT JULY 2002 EN 13617-4 - PETROL FILLING STATIONS - PART 4: SAFETY AND ENVIRONMENTAL REQUIREMENTS FOR CONSTRUCTION AND PERFORMANCE OF SWIVELS FOR USE ON METERING PUMPS AND DISPENSERS
    03/119040 DC : DRAFT NOV 2003 PREN 1010-1 - SAFETY OF MACHINERY - SAFETY REQUIREMENTS FOR THE DESIGN AND CONSTRUCTION OF PRINTING AND PAPER CONVERTING MACHINES - PART 1: COMMON REQUIREMENTS
    02/710618 DC : DRAFT SEP 2002 BS EN 13852-2 - CRANES - OFFSHORE CRANES - PART 2: FLOATING CRANES
    BS EN 50054:1999 ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF COMBUSTIBLE GASES - GENERAL REQUIREMENTS AND TEST METHODS
    BS 7924:1999 Code of practice for the repair and overhaul of certified electrical apparatus intended for use in mines susceptible to firedamp
    BS EN 50033:1991 Specification for construction and testing of miners' caplamps in relation to the risk of explosion, for mines susceptible to firedamp
    BS EN 50281-1-2:1999 ELECTRICAL APPARATUS FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - PART 1-2: ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - SELECTION, INSTALLATION AND MAINTENANCE
    00/716569 DC : DRAFT NOV 2000 PREN 1804-3 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 3: HYDRAULIC CONTROL SYSTEMS
    PD ISO/TR 9824:2007 Hydrometry. Measurement of free surface flow in closed conduits
    04/30115503 DC : DRAFT JUN 2004 EN 14986 - DESIGN OF FANS WORKING IN POTENTIALLY EXPLOSIVE ATMOSPHERES
    DD ENV 50269:1997 ASSESSMENT AND REPRESENTATIVE TESTING OF HIGH-VOLTAGE MACHINES
    07/30166909 DC : DRAFT AUG 2007 BS EN 15714-2 - INDUSTRIAL VALVES - ACTUATORS - PART 2: ELECTRIC ACTUATORS FOR INDUSTRIAL VALVES - BASIC REQUIREMENTS
    DIN EN 45510-2-7:2003-12 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    I.S. EN 50019:2001 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - INCREASED SAFETY "E"
    CEI EN 50033 : 1998 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - CAPLAMPS FOR MINES SUSCEPTIBLE TO FIREDAMP
    BS EN 50021:1999 Electrical apparatus for potentially explosive atmospheres. Type of prot ection \'n\'
    DIN EN ISO 6416:2016-01 (Draft) HYDROMETRY - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC (ACOUSTIC) METHOD
    I.S. EN 61779-1:2003 ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF FLAMMABLE GASES - PART 1: GENERAL REQUIREMENTS AND TEST METHODS
    I.S. EN 60849:1999 SOUND SYSTEMS FOR EMERGENCY PURPOSES
    DIN EN 13135-1:2011-04 CRANES - EQUIPMENT - PART 1: ELECTROTECHNICAL EQUIPMENT
    DIN EN 12012-3:2010-02 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 3: SAFETY REQUIREMENTS FOR SHREDDERS
    BS EN 1834-3:2000 RECIPROCATING INTERNAL COMBUSTION ENGINES - SAFETY REQUIREMENTS FOR THE DESIGN AND CONSTRUCTION OF ENGINES FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 3 - GROUP 2 ENGINES FOR USE IN FLAMMABLE DUST ATMOSPHERES
    BS EN 13616:2004 OVERFILL PREVENTION DEVICES FOR STATIC TANKS FOR LIQUID PETROLEUM FUELS
    EN 1231:1996 Workplace atmospheres - Short term detector tube measurement systems - Requirements and test methods
    EN 12919:1999 Workplace atmospheres - Pumps for the sampling of chemical agents with a volume flow rate of over 5 l/min - Requirements and test methods
    HD 637 S1:1999/corrigendum:2005 POWER INSTALLATIONS EXCEEDING 1 KV A.C.
    EN 50021 : 99 COR 2000 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - TYPE OF PROTECTION "N"
    EN 12405 : 2002 GAS METERS - GAS-VOLUME ELECTRONIC CONVERSION DEVICES
    EN 1232:1997 Workplace atmospheres - Pumps for personal sampling of chemical agents - Requirements and test methods
    EN 50381 : 2004 COR 2005 TRANSPORTABLE VENTILATED ROOMS WITH OR WITHOUT AN INTERNAL SOURCE OF RELEASE
    EN 13616:2004/AC:2006 OVERFILL PREVENTION DEVICES FOR STATIC TANKS FOR LIQUID PETROLEUM FUELS
    EN 50073:1999 Guide for selection, installation, use and maintenance of apparatus for the detection and measurement of combustible gases or oxygen
    EN 13463-8:2003 Non-electrical equipment for potentially explosive atmospheres - Part 8: Protection by liquid immersion 'k'
    EN 12499:2003/AC:2006 INTERNAL CATHODIC PROTECTION OF METALLIC STRUCTURES
    EN 12012-3:2001+A1:2008 Plastics and rubber machines - Size reduction machines - Part 3: Safety requirements for shredders
    EN 12012-2:2001+A2:2008 Plastics and rubber machines - Size reduction machines - Part 2: Safety requirements for strand pelletisers
    EN 50054:1998 Electrical apparatus for the detection and measurement of combustible gases - General requirements and test methods
    I.S. EN 45510-2-5:2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-5: ELECTRICAL EQUIPMENT - MOTORS
    03/301332 DC : DRAFT JAN 2003 ISO 12649 - GRAPHIC TECHNOLOGY - SAFETY REQUIREMENTS FOR BINDING AND FINISHING SYSTEMS AND EQUIPMENT
    CEI EN 50394-1 : 2005 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GROUP 1 - INSTRINSICALLY SAFE SYSTEMS - PARTE 1: COSTRUZIONI E PROVE
    I.S. EN 12405:2002 GAS METERS - GAS-VOLUME ELECTRONIC CONVERSION DEVICES
    04/30115023 DC : DRAFT JUL 2004 CLC TR 50427 - ASSESSMENT OF INADVERTENT IGNITION OF FLAMMABLE ATMOSPHERES BY RADIO-FREQUENCY RADIATION - GUIDE
    BS EN 45510-2-7:2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    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
    BS EN 50281-1-1:1999 ELECTRICAL APPARATUS FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - CONSTRUCTION AND TESTING
    94/712993 DC : DRAFT NOV 1994 PREN 45511 - GUIDE FOR PROCUREMENT - ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    CLC/TR 50404:2003 Electrostatics - Code of practice for the avoidance of hazards due to static electricity
    02/540765 DC : DRAFT SEP 2002 BS EN 13463-3 - NON-ELECTRICAL EQUIPMENT FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 3: PROTECTION BY FLAMEPROOF ENCLOSURE 'D'
    03/102517 DC : 0 BS EN 13633 - BUILDING HARDWARE - ELECTRICALLY CONTROLLED PANIC EXIT SYSTEMS - REQUIREMENTS AND TEST METHODS
    NF EN 50053-1 : 1987 REQUIREMENTS FOR THE SELECTION INSTALLATION & USE ON FOR FLAMMABLE MATERIALS, HAND HELD ELECTROSTATIC PAINT SPRAY GUNS WITH AN ENERGY LIMIT OF 0.24mJ & THEIR ASSOCIATED APPARATUS
    UNI CEI EN 45510-2-5 : 2011 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-5: ELECTRICAL EQUIPMENT - MOTORS
    DIN V ENV 50269 : 1998 ASSESSMENT AND REPRESENTATIVE TESTING OF HIGH-VOLTAGE MACHINES
    01/123577 DC : DRAFT SEP 2001 BS ISO 6416 - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC (ACOUSTIC) METHOD
    CEI UNI EN 45510-2-7 : 2006 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    BS EN 50381:2004 Transportable ventilated rooms with or without an internal source of release
    BS EN 50016:2002 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PRESSURIZED APPARATUS "P"
    ISA 12.13.01 : 2003 PERFORMANCE REQUIREMENTS FOR COMBUSTIBLE GAS DETECTORS
    BS EN 45510-2-5:2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-5: ELECTRICAL EQUIPMENT - MOTORS
    NF EN 50303 : 2000 GROUP I, CATEGORY M1 EQUIPMENT INTENDED TO REMAIN FUNCTIONAL IN ATMOSPHERES ENDANGERED BY FIREDAMP AND/OR COAL DUST
    I.S. EN 50262:1999 METRIC CABLE GLANDS FOR ELECTRICAL INSTALLATIONS
    I.S. HD 637:1999 POWER INSTALLATIONS EXCEEDING 1 KV A.C.
    BS EN 50019:2000 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - INCREASED SAFETY 'E'
    I.S. EN 50059:1991 SPECIFICATION FOR ELECTROSTATIC HAND-HELD SPRAYING EQUIPMENT FOR NON-FLAMMABLE MATERIAL FOR PAINTING AND FINISHING
    VDE 0745-200 : 1992 SPECIFICATION FOR ELECTROSTATIC HAND-HELD SPRAYING EQUIPMENT FOR NON-FLAMMABLE MATERIAL FOR PAINTING AND FINISHING
    CEI UNI EN 45510-8-1 : 2000 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 8-1: CONTROL AND INSTRUMENTATION
    I.S. EN 50020:2002 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - INTRINSIC SAFETY "I"
    NF EN 1804-3 : 2006 + A1 2010 MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 3: HYDRAULIC CONTROL SYSTEMS
    I.S. CLC TS 50131-7:2003 ALARM SYSTEMS - INTRUSION SYSTEMS - PART 7: APPLICATION GUIDELINES
    DIN EN 1012-2:2011-12 Compressors and vacuum pumps - Safety requirements - Part 2: Vacuum pumps
    DIN EN 12012-2:2010-02 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 2: SAFETY REQUIREMENTS FOR STRAND PELLETISERS
    DIN EN 13616:2004-09 OVERFILL PREVENTION DEVICES FOR STATIC TANKS FOR LIQUID PETROLEUM FUELS
    DIN EN 13135-1:2004-05 CRANES - EQUIPMENT - PART 1: ELECTROTECHNICAL EQUIPMENT
    DIN EN 13463-8:2004-01 NON-ELECTRICAL EQUIPMENT FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 8: PROTECTION BY LIQUID IMMERSION 'K'
    DIN EN 12405:2003-10 GAS METERS - GAS-VOLUME ELECTRONIC CONVERSION DEVICES
    DIN EN 13636:2004-10 Cathodic protection of buried metallic tanks and related piping; German version EN 13636:2004
    I.S. EN 12012-3:2001 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 3: SAFETY REQUIREMENTS FOR SHREDDERS
    I.S. EN 12012-2:2001 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 2: SAFETY REQUIREMENTS FOR STRAND PELLETISERS
    I.S. EN 741:2000 CONTINUOUS HANDLING EQUIPMENT AND SYSTEMS - SAFETY REQUIREMENTS FOR SYSTEMS AND THEIR COMPONENTS FOR PNEUMATIC HANDLING OF BULK MATERIALS
    DIN EN 12012-2:2004-03 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 2: SAFETY REQUIREMENTS FOR STRAND PELLETISERS
    I.S. EN 1012-2:1996 COMPRESSORS AND VACUUM PUMPS - SAFETY REQUIREMENTS - PART 2: VACUUM PUMPS
    UNI EN 764-7 : 2004 PRESSURE EQUIPMENT - SAFETY SYSTEMS FOR UNFIRED PRESSURE EQUIPMENT
    VDE 0165-10 : 1999 ELECTRICAL APPARATUS FOR EXPLOSIVE GAS ATMOSPHERES - PART 17: INSPECTION AND MAINTENANCE OF ELECTRICAL INSTALLATIONS IN HAZARDOUS AREAS (OTHER THAN MINES)
    DIN EN 50303 : 2001-05 GROUP 1, CATEGORY M1 EQUIPMENT INTENDED TO REMAIN FUNCTIONAL IN ATMOSPHERES ENDANGERED BY FIREDAMP AND/OR COAL DUST
    VDE 0891-1 : 1990 USE OF CABLES & INSULATED WIRES FOR TELECOMMUNICATION SYSTEMS & INFORMATION PROCESSING SYSTEMS - GENERAL DIRECTIONS
    VDE 0400-40-1 : 2000 AMD 1 2004 SPECIFICATION FOR OPEN PATH APPARATUS FOR THE DETECTION OF COMBUSTIBLE OR TOXIC GASES AND VAPOURS - PART 1: GENERAL REQUIREMENTS AND TEST METHODS
    VDE 0129-507 : 2001 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: PLEASURE CRAFT (IEC 60092-507:2000)
    VDE 0170-12-2 : 2001-05 GROUP 1, CATEGORY M1 EQUIPMENT INTENDED TO REMAIN FUNCTIONAL IN ATMOSPHERES ENDANGERED BY FIREDAMP AND/OR COAL DUST
    VDI/VDE 3515:2007-12 Multi-contact plug system for electrodes used in process analysis technology
    BS EN 50394-1:2004 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GROUP I - INTRINSICALLY SAFE SYSTEMS - PART 1: CONSTRUCTION AND TESTING
    I.S. EN 13463-8:2003 NON-ELECTRICAL EQUIPMENT FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 8: PROTECTION BY LIQUID IMMERSION 'K'
    10/30218988 DC : 0 BS EN 13175 - LPG EQUIPMENT AND ACCESSORIES - SPECIFICATION AND TESTING FOR LIQUEFIED PETROLEUM GAS (LPG) TANK VALVES AND FITTINGS
    I.S. EN 12874:2001 FLAME ARRESTERS - PERFORMANCE REQUIREMENTS, TEST METHODS AND LIMITS FOR USE
    BS EN 50018:2000 Electrical apparatus for potentially explosive atmospheres. Flameproof enclosure \'d\'
    CLC/TR 50427:2004 Assessment of inadvertent ignition of flammable atmospheres by radio-frequency radiation - Guide
    CEI EN 50303 : 2001 EQUIPMENT INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES GROUP 1, CATEGORY M1 EQUIPMENT INTENDED TO REMAIN FUNCTIONAL IN ATMOSPHERES ENDANGERED BY FIREDAMP AND/OR COAL DUST
    00/707659 DC : DRAFT APR 2000 PREN 13852-1 - CRANES - OFFSHORE CRANES - PART 1: GENERAL PURPOSE OFFSHORE CRANES
    DIN VDE 0745-103 : 1990 REQUIREMENTS FOR THE SELECTION, INSTALLATION AND USE OF ELECTROSTATIC SPRAYING EQUIPMENT FOR FLAMMABLE MATERIALS; PART 3: HAND-HELD ELECTROSTATIC FLOCK SPRAY GUNS WITH AN ENERGY LIMIT OF 0,24 MJ OR 5 MJ AND THEIR ASSOCIATED APPARATUS
    04/30124466 DC : DRAFT OCT 2004 EN 12405-1 - GAS METERS - CONVERSION DEVICES - PART 1: VOLUME CONVERSION
    DIN VDE 0745-102 : 1990 REQUIREMENTS FOR THE SELECTION, INSTALLATION AND USE OF ELECTROSTATIC SPRAYING EQUIPMENT FOR FLAMMABLE MATERIALS; PART 2: HAND-HELD ELECTROSTATIC POWDER SPRAY GUNS WITH AN ENERGY LIMIT OF 5 MJ AND THEIR ASSOCIATED APPARATUS
    BS EN 50241-1:1999 Specification for open path apparatus for the detection of combustible or toxic gases and vapours General requirements and test methods
    04/30112677 DC : 0 IEC 61779-1 ED.2 - ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF FLAMMABLE GASES - PART 1: GENERAL REQUIREMENTS AND TEST METHODS
    04/30078214 DC : DRAFT AUG 2004 IEC 61577-1 - RADIATION PROTECTION INSTRUMENTATION - RADON AND RADON DECAY PRODUCT MEASURING INSTRUMENTS - PART 1: GENERAL PRINCIPLES
    BS EN 50015:1998 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - OIL IMMERSION 'O'
    CSA PLUS 2203 : 2001 HAZARDOUS LOCATIONS - GUIDE FOR THE DESIGN, TESTING, CONSTRUCTION, AND INSTALLATION OF EQUIPMENT IN EXPLOSIVE ATMOSPHERES
    BS EN 61010-2-042:1997 Safety requirements for electrical equipment for measurement, control and laboratory use Particular requirements for autoclaves and sterilizers using toxic gas for the treatment of medical materials, and for laboratory processes
    DIN VDE 0745-200 : 1992 SPECIFICATION FOR ELECTROSTATIC HAND-HELD SPRAYING EQUIPMENT FOR NON-FLAMMABLE MATERIAL FOR PAINTING AND FINISHING
    NF EN 50020 : 2004 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - INTRINSIC SAFETY 'I'
    EN 50059:1990 Specification for electrostatic hand-held spraying equipment for non-flammable material for painting and finishing
    I.S. EN 50018:2001 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - FLAMEPROOF ENCLOSURE "D"
    CEI EN 50381 : 2006 TRANSPORTABLE VENTILATED ROOMS WITH OR WITHOUT AN INTERNAL SOURCE OF RELEASE
    I.S. EN 45510-2-7:2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    PREN 50131-7 : DRAFT 1998 ALARM SYSTEMS - INTRUSION SYSTEMS - PART 7: APPLICATION GUIDELINES
    I.S. CLC/TR 50404:2006 ELECTROSTATICS - CODE OF PRACTICE FOR THE AVOIDANCE OF HAZARDS DUE TO STATIC ELECTRICITY
    I.S. EN 50394-1:2004 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GROUP 1 - INTRINSICALLY SAFE SYSTEMS; PART 1: CONSTRUCTION AND TESTING
    EEMUA 186 : 2016 A PRACTITIONER'S HANDBOOK FOR POTENTIALLY EXPLOSIVE ATMOSPHERES
    DIN EN 741:2011-06 Continuous handling equipment and systems - Safety requirements for systems and their components for pneumatic handling of bulk materials (includes Amendment A1:2010)
    BS EN 741 : 2000 CONTINUOUS HANDLING EQUIPMENT AND SYSTEMS - SAFETY REQUIREMENTS FOR SYSTEMS AND THEIR COMPONENTS FOR PNEUMATIC HANDLING OF BULK MATERIALS
    EN 50262 : 1998 AMD 2 2004 CABLE GLANDS FOR ELECTRICAL INSTALLATIONS
    EN 50281-1-2 : 98 AMD 1 2002 ELECTRICAL APPARATUS FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - PART 1-2: ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - SELECTION, INSTALLATION AND MAINTENANCE
    EN 50016:2002 Electrical apparatus for potentially explosive atmospheres - Pressurized apparatus "p"
    UNI EN 815 : 2009 SAFETY OF UNSHIELDED TUNNEL BORING MACHINES AND RODLESS SHAFT BORING MACHINES FOR ROCK - SAFETY REQUIREMENTS
    UNI EN 12012-3 : 2008 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 3: SAFETY REQUIREMENTS FOR SHREDDERS
    EN 50241-1 : 99 AMD 1 2004 SPECIFICATION FOR OPEN PATH APPARATUS FOR THE DETECTION OF COMBUSTIBLE OR TOXIC GASES AND VAPOURS - PART 1: GENERAL REQUIREMENTS AND TEST METHODS
    EN 45510-8-1:1998 Guide for procurement of power station equipment - Part 8-1: Control and instrumentation
    EN 50020:2002 Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i'
    UNI EN 13616 : 2004 OVERFILL PREVENTION DEVICES FOR STATIC TANKS FOR LIQUID PETROLEUM FUELS
    UNI EN 12012-2 : 2008 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 2: SAFETY REQUIREMENTS FOR STRAND PELLETISERS
    UNI EN 741 : 2011 CONTINUOUS HANDLING EQUIPMENT AND SYSTEMS - SAFETY REQUIREMENTS FOR SYSTEMS AND THEIR COMPONENTS FOR PNEUMATIC HANDLING OF BULK MATERIALS
    EN 50281-1-1 : 98 AMD 1 2002 ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - CONSTRUCTION AND TESTING FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - CONSTRUCTION AND TESTING
    UNI EN 13135-1 : 2010 CRANES - EQUIPMENT - PART 1: ELECTROTECHNICAL EQUIPMENT
    UNI EN 1012-2 : 2009 COMPRESSORS AND VACUUM PUMPS - SAFETY REQUIREMENTS - PART 2: VACUUM PUMPS
    02/564413 DC : DRAFT OCT 2002 PREN 14583 - WORKPLACE ATMOSPHERES - VOLUMETRIC BIOAEROSOL SAMPLING DEVICES - REQUIREMENTS AND TEST METHODS
    BS EN 12261:2002 Gas meters. Turbine gas meters
    03/300203 DC : DRAFT FEB 2003 EN 50394-1 - ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GROUP 1: INTRINSICALLY SAFE SYSTEMS - PART 1: CONSTRUCTION AND TESTING
    BS EN 60849:1998 SOUND SYSTEMS FOR EMERGENCY PURPOSES
    DIN EN 50241-1 : 2000 AMD 1 2004 SPECIFICATION FOR OPEN PATH APPARATUS FOR THE DETECTION OF COMBUSTIBLE OR TOXIC GASES AND VAPOURS - PART 1: GENERAL REQUIREMENTS AND TEST METHODS
    I.S. EN 1232:1997 WORKPLACE ATMOSPHERES - PUMPS FOR PERSONAL SAMPLING OF CHEMICAL AGENTS - REQUIREMENTS AND TEST METHODS
    I.S. EN 13616:2004 OVERFILL PREVENTION DEVICES FOR STATIC TANKS FOR LIQUID PETROLEUM FUELS
    02/540110 DC : DRAFT FEB 2002 BS EN 13463-8 - NON-ELECTRICAL EQUIPMENT FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 8: PROTECTION BY LIQUID IMMERSION 'K'
    15/30320786 DC : 0 BS EN 13952 - LPG EQUIPMENT AND ACCESSORIES - FILLING PROCEDURES FOR LPG CYLINDERS
    03/300200 DC : DRAFT JAN 2003 CENELEC TR 50404 - ELECTROSTATICS - CODE OF PRACTICE FOR THE AVOIDANCE OF HAZARDS DUE TO STATIC ELECTRICITY
    99/711217 DC : DRAFT JUL 1999 EN 13638 - NGV FILLING STATIONS
    98/541503 DC : DRAFT MAY 1998 PREN 13237-1 - POTENTIALLY EXPLOSIVE ATMOSPHERE - EXPLOSION PREVENTION AND PROTECTION - PART 1: TERMS AND DEFINITIONS FOR EQUIPMENT AND PROTECTIVE SYSTEMS INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES
    DIN EN 50284 : 2000 SPECIAL REQUIREMENTS FOR CONSTRUCTION, TEST AND MARKING OF ELECTRICAL APPARATUS OF EQUIPMENT GROUP II, CATEGORY 1 G
    CEI UNI EN 45510-2-5 : 2006 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-5: ELECTRICAL EQUIPMENT - MOTORS
    BS EN 50020:2002 Electrical apparatus for potentially explosive atmospheres. Intrinsic safety \'i\'
    04/19986707 DC : 0 BS EN 1804-4 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 4: ELECTRO-HYDRAULIC CONTROL SYSTEMS
    94/713480 DC : DRAFT NOV 1994 PREN 1710 - MACHINES FOR UNDERGROUND MINES - REQUIREMENTS FOR APPLICATIONS IN AREAS OF MINES WITH FIREDAMP HAZARD - SAFETY REQUIREMENTS
    00/715014 DC : DRAFT OCT 2000 PREN 13617-3 - PETROL FILLING STATIONS - PART 3: CONSTRUCTION AND PERFORMANCE OF SHEAR VALVES
    BS EN 50262:1999 CABLE GLANDS FOR ELECTRICAL INSTALLATIONS
    PD CLC/TR 50427:2004 Assessment of inadvertent ignition of flammable atmospheres by radio-frequency radiation. Guide
    DIN EN 50021 : 2000 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - TYPE OF PROTECTION "N"
    SAE AS 6479 : 2014 SPLICER, FUSION, FIBER OPTIC, AEROSPACE
    UNI CEI EN 45510-2-7 : 2011 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    CEI CLC/TR 50427 : 2005 ASSESSMENT OF INADVERTENT IGNITION OF FLAMMABLE ATMOSPHERES BY RADIO-FREQUENCY RADIATION - GUIDE
    I.S. EN 50033:1992 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - CAPLIGHTS FOR MINES SUSCEPTIBLE TO FIREDAMP
    DIN EN 12261:2007-07 GAS METERS - TURBINE GAS METERS
    DD ENV 14236:2002 ULTRASONIC DOMESTIC GAS METERS
    PREN 13852 : DRAFT 2000 CRANES - OFFSHORE CRANES - PART 1: GENERAL PURPOSE OFFSHORE CRANES
    I.S. EN 50016:2002 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PRESSURIZED APPARATUS "P"
    DIN EN 14435 E : 2004 RESPIRATORY PROTECTIVE DEVICES - SELF-CONTAINED OPEN-CIRCUIT COMPRESSED AIR BREATHING APPARATUS WITH HALF MASK DESIGNED TO BE USED WITH POSITIVE PRESSURE ONLY - REQUIREMENTS, TESTING, MARKING
    DIN EN 764-7:2002-09 PRESSURE EQUIPMENT - PART 7: SAFETY SYSTEMS FOR UNFIRED PRESSURE EQUIPMENT
    BS EN 764-7:2002 Pressure equipment Safety systems for unfired pressure vessels
    BS EN 12919:1999 WORKPLACE ATMOSPHERES - PUMPS FOR THE SAMPLING OF CHEMICAL AGENTS WITH A VOLUME FLOW RATE OF OVER 51/MIN - REQUIREMENTS AND TEST METHODS
    BS EN 13135-1 : 2003 CRANES - EQUIPMENT - PART 1: ELECTROTECHNICAL EQUIPMENT
    97/204928 DC : DRAFT APR 1997 PREN 50273 - INSTALLATION OF ELECTRICAL APPARATUS IN AREAS ENDANGERED BY EXPLOSIVE SUBSTANCES
    BS EN 815 : 1997 SAFETY OF UNSHIELDED TUNNEL BORING MACHINES AND RODLESS SHAFT BORING MACHINES FOR ROCK - SAFETY REQUIREMENTS
    98/705686 DC : DRAFT MAR 1998 PREN 13135-1 - CRANES - SAFETY - DESIGN - REQUIREMENTS FOR EQUIPMENT - PART 1: ELECTROTECHNICAL EQUIPMENT
    BS EN 1474:1997 INSTALLATION AND EQUIPMENT FOR LIQUEFIED NATURAL GAS - DESIGN AND TESTING OF LOADING/UNLOADING ARMS
    BS EN 1834-1:2000 RECIPROCATING INTERNAL COMBUSTION ENGINES - SAFETY REQUIREMENTS FOR THE DESIGN AND CONSTRUCTION OF ENGINES FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 1 - GROUP 2 ENGINES FOR USE IN FLAMMABLE GAS AND VAPOUR ATMOSPHERES
    BS EN 12499:2003 INTERNAL CATHODIC PROTECTION OF METALLIC STRUCTURES
    BS EN 12012-3 : 2001 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 3: SAFETY REQUIREMENTS FOR SHREDDERS
    BS EN 45510-8-1:1998 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - CONTROL AND INSTRUMENTATION
    BS EN 13463-8:2003 NON-ELECTRICAL EQUIPMENT FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 8: PROTECTION BY LIQUID IMMERSION 'K'
    BS EN 145:1998 Respiratory protective devices. Self-contained closed-circuit breathing apparatus compressed oxygen or compressed oxygen-nitrogen type. Requirements, testing, marking
    BS EN 12405:2002 GAS METERS - GAS-VOLUME ELECTRONIC CONVERSION DEVICES
    BS EN 1834-2:2000 RECIPROCATING INTERNAL COMBUSTION ENGINES - SAFETY REQUIREMENTS FOR THE DESIGN AND CONSTRUCTION OF ENGINES FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 2 - GROUP I ENGINES FOR USE IN UNDERGROUND WORKINGS SUSCEPTIBLE TO FIREDAMP AND/OR COMBUSTIBLE DUST
    BS EN 13636:2004 CATHODIC PROTECTION OF BURIED METALLIC TANKS AND RELATED PIPING
    BS EN 1012-2 : 1997 COMPRESSORS AND VACUUM PUMPS - SAFETY REQUIREMENTS - PART 2: VACUUM PUMPS
    EN 50284:1999 Special requirements for construction, test and marking of electrical apparatus of equipment group II, Category 1 G
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    EN 1474 : 1997 INSTALLATION AND EQUIPMENT FOR LIQUEFIED NATURAL GAS - DESIGN AND TESTING OF LOADING/UNLOADING ARMS
    EN 1834-1:2000 Reciprocating internal combustion engines - Safety requirements for design and construction of engines for use in potentially explosive atmospheres - Part 1: Group II engines for use in flammable gas and vapour atmospheres
    EN 764-7:2002/AC:2006 PRESSURE EQUIPMENT - PART 7: SAFETY SYSTEMS FOR UNFIRED PRESSURE EQUIPMENT
    EN 14435:2004 Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only - Requirements, testing, marking
    EN 145:1997/A1:2000 RESPIRATORY PROTECTIVE DEVICES - SELF-CONTAINED CLOSED-CIRCUIT BREATHING APPARATUS COMPRESSED OXYGEN OR COMPRESSED OXYGEN-NITROGEN TYPE - REQUIREMENTS, TESTING, MARKING
    EN 45510-2-5:2002 Guide for procurement of power station equipment - Part 2-5: Electrical equipment - Motors
    EN 45510-2-7:2002 Guide for procurement of power station equipment - Part 2-7: Electrical equipment - Switchgear and controlgear
    EN 815:1996+A2:2008 Safety of unshielded tunnel boring machines and rodless shaft boring machines for rock - Safety requirements
    EN 1834-3:2000 Reciprocating internal combustion engines - Safety requirements for design and construction of engines for use in potentially explosive atmospheres - Part 3: Group II engines for use in flammable dust atmospheres
    EN 13636:2004 Cathodic protection of buried metallic tanks and related piping
    EN 1834-2:2000 Reciprocating internal combustion engines - Safety requirements for design and construction of engines for use in potentially explosive atmospheres - Part 2: Group I engines for use in underground workings susceptible to firedamp and/or combustible dust
    EN 1012-2:1996+A1:2009 Compressors and vacuum pumps - Safety requirements - Part 2: Vacuum pumps
    EN 1532 : 1997 INSTALLATION AND EQUIPMENT FOR LIQUEFIED NATURAL GAS - SHIP TO SHORE INTERFACE
    06/30150265 DC : 0 EN 1474-1 - INSTALLATION AND EQUIPMENT FOR LIQUEFIED NATURAL GAS - DESIGN AND TESTING OF MARINE TRANSFER SYSTEMS - PART 1: DESIGN AND TESTING OF TRANSFER ARMS
    I.S. EN 1231:1997 WORKPLACE ATMOSPHERES - SHORT TERM DETECTOR TUBE MEASUREMENT SYSTEMS - REQUIREMENTS AND TEST METHODS
    I.S. EN 1474:1998 INSTALLATION AND EQUIPMENT FOR LIQUEFIED NATURAL GAS - DESIGN AND TESTING OF LOADING/UNLOADING ARMS
    I.S. EN 1532:1997 INSTALLATION AND EQUIPMENT FOR LIQUEFIED NATURAL GAS - SHIP TO SHORE INTERFACE
    02/637047 DC : DRAFT APR 2002 BS EN 50174-3 - INFORMATION TECHNOLOGY - CABLING INSTALLATION - PART 3: INSTALLATION PLANNING AND PRACTICES OUTSIDE BUILDINGS
    13/30291777 DC : 0 BS EN 378-3 - REFRIGERATING SYSTEMS AND HEAT PUMPS - SAFETY AND ENVIRONMENTAL REQUIREMENTS - PART 3: INSTALLATION SITE AND PERSONAL PROTECTION
    03/306595 DC : 0 BS EN 14677 - SAFETY OF MACHINERY - SECONDARY STEELMAKING - MACHINERY AND EQUIPMENT FOR TREATMENT OF LIQUID STEEL
    BS EN 50073:1999 Guide for selection, installation, use and maintenance of apparatus for the detection and measurement of combustible gases or oxygen
    BS EN 50284:1999 SPECIAL REQUIREMENTS FOR CONSTRUCTION, TEST AND MARKING OF ELECTRICAL APPARATUS OF EQUIPMENT GROUP 2, CATEGORY 1 G
    02/706761 DC : DRAFT MAY 2002 PREN 14461 - INDUSTRIAL FANS - SAFETY REQUIREMENTS
    02/207214 DC : DRAFT JULY 2002 PREN 12499 - INTERNAL CATHODIC PROTECTION OF METALLIC STRUCTURES
    BS EN 50017:1998 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - POWDER FILLING 'Q'
    I.S. CLC TR 50427:2005 ASSESSMENT OF INADVERTENT IGNITION OF FLAMMABLE ATMOSPHERES BY RADIO-FREQUENCY RADIATION - GUIDE
    PD CLC/TR 50404:2003 ELECTROSTATICS - CODE OF PRACTICE FOR THE AVOIDANCE OF HAZARDS DUE TO STATIC ELECTRICITY
    BS EN 50303:2000 Group I, Category M1 equipment intended to remain functional in atmospheres endangered by firedamp and/or coal dust
    95/704659 DC : DRAFT MAR 1995 PREN 1872 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR MINING VENTILATION MACHINERY - ELECTRICALLY DRIVEN FANS FOR UNDERGROUND USE
    05/30078385 DC : DRAFT MAR 2005 BS ISO TR 9824 - HYDROMETRY - MEASUREMENT OF FREE SURFACE FLOW IN CLOSED CONDUITS
    DIN EN 50018 : 2001 AMD 1 2003 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - FLAMEPROOF ENCLOSURE "D"
    I.S. EN 50381:2004 TRANSPORTABLE VENTILATED ROOMS WITH OR WITHOUT AN INTERNAL SOURCE OF RELEASE
    I.S. EN 50241-1:1999 SPECIFICATION FOR OPEN PATH APPARATUS FOR THE DETECTION OF COMBUSTIBLE OR TOXIC GASES AND VAPOURS - GENERAL REQUIREMENTS AND TEST METHODS
    BS EN 14435:2004 Respiratory protective devices. Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only. Requirements, testing, marking
    BS EN 12012-2 : 2001 PLASTICS AND RUBBER MACHINES - SIZE REDUCTION MACHINES - PART 2: SAFETY REQUIREMENTS FOR STRAND PELLETISERS
    BS EN 12874:2001 FLAME ARRESTERS - PERFORMANCE REQUIREMENTS, TEST METHODS AND LIMITS FOR USE
    BS EN 13160-3:2003 Leak detection systems Liquid systems for tanks
    EN 13135-1:2003+A1:2010 Cranes - Equipment - Part 1: Electrotechnical equipment
    DIN EN 815:1996-11 SAFETY OF UNSHIELDED TUNNEL BORING MACHINES AND RODLESS SHAFT BORING MACHINES FOR ROCK - SAFETY REQUIREMENTS
    EN 50394-1:2004 Electrical apparatus for potentially explosive atmospheres - Group I - Intrinsically safe systems - Part 1: Construction and testing
    DIN EN 14435:2004-10 Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only - Requirements, testing, marking
    EN 50033 : 1991 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - CAPLIGHTS FOR MINES SUSCEPTIBLE TO FIREDAMP
    EN 45510-8-1:1998 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 8-1: CONTROL AND INSTRUMENTATION
    DIN EN ISO 6416:2005-11 HYDROMETRY - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC (ACOUSTIC) METHOD
    EN 12874 : 2001 FLAME ARRESTERS - PERFORMANCE REQUIREMENTS, TEST METHODS AND LIMITS FOR USE
    EN 50018 : 2000 AMD 1 2002 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - FLAMEPROOF ENCLOSURE "D"
    EN 50019:2000/corrigendum Apr. 2003 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - INCREASED SAFETY "E"
    DIN EN 815:2009-12 SAFETY OF UNSHIELDED TUNNEL BORING MACHINES AND RODLESS SHAFT BORING MACHINES FOR ROCK - SAFETY REQUIREMENTS
    EN 50015:1998 Electrical apparatus for potentially explosive atmospheres - Oil immersion "o"
    EN 50303:2000 Group I, Category M1 equipment intended to remain functional in atmospheres endangered by firedamp and/or coal dust
    EN 50017:1998 Electrical apparatus for potentially explosive atmospheres - Powder filling "q"
    EN 60849:1998 Sound systems for emergency purposes

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

    EN 50033 : 1991 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - CAPLIGHTS FOR MINES SUSCEPTIBLE TO FIREDAMP
    ISO 4892-1:2016 Plastics Methods of exposure to laboratory light sources Part 1: General guidance
    EN 60192:2001 Low pressure sodium vapour lamps - Performance specifications
    EN 50281-1-1 : 98 AMD 1 2002 ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - CONSTRUCTION AND TESTING FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - ELECTRICAL APPARATUS PROTECTED BY ENCLOSURES - CONSTRUCTION AND TESTING
    EN 50039:1980 Electrical apparatus for potentially explosive atmospheres - Intrinsically safe electrical systems 'i'
    EN 50020:2002 Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i'
    ISO 965-2:1998 ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for general purpose external and internal screw threads — Medium quality
    IEC 60050-486:1991 International Electrotechnical Vocabulary (IEV) - Part 486: Secondary cells and batteries
    ISO 4017:2014 Fasteners Hexagon head screws Product grades A and B
    EN 50017:1998 Electrical apparatus for potentially explosive atmospheres - Powder filling "q"
    EN 50019:2000/corrigendum Apr. 2003 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - INCREASED SAFETY "E"
    ISO 4032:2012 Hexagon regular nuts (style 1) — Product grades A and B
    EN 50018 : 2000 AMD 1 2002 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - FLAMEPROOF ENCLOSURE "D"
    HD 611.1 : 200S1 GUIDE FOR THE DETERMINATION OF THERMAL ENDURANCE PROPERTIES OF ELECTRICAL INSULATING MATERIALS - GENERAL GUIDELINES FOR AGEING PROCEDURES AND EVALUATION OF TEST RESULTS
    ISO 4762:2004 Hexagon socket head cap screws
    ISO 262:1998 ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts
    ISO 4027:2003 Hexagon socket set screws with cone point
    ISO 4029:2003 Hexagon socket set screws with cup point
    ISO 4026:2003 Hexagon socket set screws with flat point
    ISO 286-2:2010 Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 2: Tables of standard tolerance classes and limit deviations for holes and shafts
    ISO 965-1:2013 ISO general purpose metric screw threads — Tolerances — Part 1: Principles and basic data
    ISO 179:1993 Plastics Determination of Charpy impact strength
    EN 50015:1998 Electrical apparatus for potentially explosive atmospheres - Oil immersion "o"
    ISO 4028:2003 Hexagon socket set screws with dog point
    EN 60662:2012 High-pressure sodium vapour lamps - Performance specifications
    EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
    EN 50016:2002 Electrical apparatus for potentially explosive atmospheres - Pressurized apparatus "p"
    ISO 48:2010 Rubber, vulcanized or thermoplastic Determination of hardness (hardness between 10 IRHD and 100 IRHD)
    EN 50028:1987 Electrical apparatus for potentially explosive atmospheres - Encapsulation 'm'
    HD 611.2 : 200S1 GUIDE FOR THE DETERMINATION OF THERMAL ENDURANCE PROPERTIES OF ELECTRICAL INSULATING MATERIALS - CHOICE OF TEST CRITERIA
    ISO 178:2010 Plastics Determination of flexural properties
    EN 60034-5:2001/A1:2007 ROTATING ELECTRICAL MACHINES - PART 5: DEGREES OF PROTECTION PROVIDED BY THE INTEGRAL DESIGN OF ROTATING ELECTRICAL MACHINES (IP CODE) - CLASSIFICATION
    ISO 1817:2015 Rubber, vulcanized or thermoplastic Determination of the effect of liquids
    ISO 4014:2011 Hexagon head bolts Product grades A and B
    EN 60423:2007 Conduit systems for cable management - Outside diameters of conduits for electrical installations and threads for conduits and fittings
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