UNI EN 746-2 : 2011
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
INDUSTRIAL THERMOPROCESSING EQUIPMENT - PART 2: SAFETY REQUIREMENTS FOR COMBUSTION AND FUEL HANDLING SYSTEMS
Superseded date
11-05-2024
Superseded by
Published date
03-03-2011
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 List of hazards
5 Safety requirements, measures and verification means
6 Verification of the safety requirements and/or measures
Annex A (informative) - Typical Examples of IThE, Fuels and
Burners
Annex B (informative) - Technical terms
Annex C (informative) - Typical examples of piping and
components
Annex D (informative) - Methods for burner start-up
Annex E (normative) - Maximum allowable pressure
Annex ZA (informative) - Relationship between this European
Standard and the Essential Requirements of EU
Directive 2006/42/EC
Bibliography
Describes safety requirements for single and multiple burners that are part of Industrial Thermoprocessing Equipment (IThE). Explains significant hazards, hazardous situations and events relevant to combustion and fuel handling systems.
| DevelopmentNote |
REPLACES WITH PTS 1 & 3 UNI 7728
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| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
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| Status |
Superseded
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| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| EN 746-2:2010 | Identical |
| DIN EN 746-2:2011-02 | Identical |
| NBN EN 746-2 : 2010 | Identical |
| I.S. EN 746-2:2010 | Identical |
| NF EN 746-2 : 2010 | Identical |
| SN EN 746-2 : 2010 | Identical |
| BS EN 746-2:2010 | Identical |
| NEN EN 746-2 : 2010 | Identical |
| NS EN 746-2 : 2010 | Identical |
| UNE-EN 746-2:1997 | Identical |
| ONORM EN 746-2 : 2011 | Identical |
| EN 730-2:2002 | Gas welding equipment - Safety devices - Part 2: Not incorporating a flame (flashback) arrestor |
| EN 10208-2:2009 | Steel pipes for pipelines for combustible fluids - Technical delivery conditions - Part 2: Pipes of requirement class B |
| EN 1539:2015 | Dryers and ovens, in which flammable substances are released - Safety requirements |
| EN 746-1:1997+A1:2009 | Industrial thermoprocessing equipment - Part 1: Common safety requirements for industrial thermoprocessing equipment |
| EN 61508-3:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 3: Software requirements |
| EN 13480-2:2017 | Metallic industrial piping - Part 2: Materials |
| EN ISO 5817:2014 | Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections (ISO 5817:2014) |
| EN 264 : 1991 | SAFETY SHUT OFF DEVICES FOR COMBUSTION PLANTS USING LIQUID FUELS - SAFETY REQUIREMENTS AND TESTING |
| IEC 60364-4-43:2008 | Low-voltage electrical installations - Part 4-43: Protection for safety - Protection against overcurrent |
| EN 61000-6-1:2007 | Electromagnetic compatibility (EMC) - Part 6-1: Generic standards - Immunity for residential, commercial and light-industrial environments |
| EN 982:1996+A1:2008 | Safety of machinery - Safety requirements for fluid power systems and their components - Hydraulics |
| EN 1037:1995+A1:2008 | Safety of machinery - Prevention of unexpected start-up |
| ISO 7005-2:1988 | Metallic flanges — Part 2: Cast iron flanges |
| EN ISO 19879:2010 | Metallic tube connections for fluid power and general use - Test methods for hydraulic fluid power connections (ISO 19879:2010) |
| ISO 6976:2016 | Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition |
| ISO 8434-1:2007 | Metallic tube connections for fluid power and general use Part 1: 24 degree cone connectors |
| EN ISO 8434-4 : 2000 | METALLIC TUBE CONNECTIONS FOR FLUID POWER AND GENERAL USE - PART 4: 24 DEGREE CONE CONNECTORS WITH O-RING WELD-ON NIPPLES |
| EN 1088:1995+A2:2008 | Safety of machinery - Interlocking devices associated with guards - Principles for design and selection |
| EN 13480-4:2017 | Metallic industrial piping - Part 4: Fabrication and installation |
| IEC 60947-4-1:2009+AMD1:2012 CSV | Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters |
| EN 12067-2:2004 | Gas/air ratio controls for gas burners and gas burning appliances - Part 2: Electronic types |
| IEC 60364-4-41:2005+AMD1:2017 CSV | Low voltage electrical installations - Part 4-41: Protection for safety - Protection against electric shock |
| IEC 61000-6-2:2016 | Electromagnetic compatibility (EMC) - Part 6-2: Generic standards - Immunity standard for industrial environments |
| EN 1057:2006+A1:2010 | Copper and copper alloys - Seamless, round copper tubes for water and gas in sanitary and heating applications |
| EN 1643:2014 | Safety and control devices for gas burners and gas burning appliances - Valve proving systems for automatic shut-off valves |
| EN 61558-1:2005/A1:2009 | SAFETY OF POWER TRANSFORMERS, POWER SUPPLIES, REACTORS AND SIMILAR PRODUCTS - PART 1: GENERAL REQUIREMENTS AND TESTS |
| EN 50370-2:2003 | Electromagnetic compatibility (EMC) - Product family standard for machine tools - Part 2: Immunity |
| EN 12067-1 : 98 AMD 1 2003 | GAS/AIR RATIO CONTROLS FOR GAS BURNERS AND GAS BURNING APPLIANCES - PART 1: PNEUMATIC TYPES |
| IEC 60204-1:2016 | Safety of machinery - Electrical equipment of machines - Part 1: General requirements |
| IEC 60364-5-53:2001+AMD1:2002+AMD2:2015 CSV | Electrical installations of buildings - Part 5-53: Selection and erection of electrical equipment - Isolation, switching and control |
| ISO 7005-3:1988 | Metallic flanges Part 3: Copper alloy and composite flanges |
| EN 751-2:1996 | Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 2: Non-hardening jointing compounds |
| EN 88-2:2007 | Pressure regulators and associated safety devices for gas appliances - Part 2: Pressure regulators for inlet pressures above 500 mbar up to and including 5 bar |
| EN 13480-1:2017 | Metallic industrial piping - Part 1: General |
| IEC 61810-1:2015 | Electromechanical elementary relays - Part 1: General and safety requirements |
| IEC 61508-3:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 3: Software requirements (see Functional Safety and IEC 61508) |
| EN 161:2011+A3:2013 | Automatic shut-off valves for gas burners and gas appliances |
| EN 1797:2001 | Cryogenic vessels - Gas/material compatibility |
| EN 267:2009+A1:2011 | Automatic forced draught burners for liquid fuels |
| ISO 5817:2014 | Welding — Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) — Quality levels for imperfections |
| ISO 8434-2:2007 | Metallic tube connections for fluid power and general use — Part 2: 37 degree flared connectors |
| EN 1854:2010 | Pressure sensing devices for gas burners and gas burning appliances |
| EN 13480-3:2017 | Metallic industrial piping - Part 3: Design and calculation |
| EN 12300 : 1998 AMD 1 2006 | CRYOGENIC VESSELS - CLEANLINESS FOR CRYOGENIC SERVICE |
| EN 12952-8:2002 | Water-tube boilers and auxiliary installations - Part 8: Requirements for firing systems for liquid and gaseous fuels for the boiler |
| IEC 61558-1:2017 | Safety of transformers, reactors, power supply units and combinations thereof - Part 1: General requirements and tests |
| ISO 7-1:1994 | Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation |
| EN 125:2010+A1:2015 | Flame supervision devices for gas burning appliances - Thermoelectric flame supervision devices |
| EN 60947-4-1 : 2010 AMD 1 2012 | LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 4-1: CONTACTORS AND MOTOR-STARTERS - ELECTROMECHANICAL CONTACTORS AND MOTOR-STARTERS (IEC 60947-4-1:2009/A1:2012) |
| EN 61000-6-2:2005/corrigendum:2005 | ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 6-2: GENERIC STANDARDS - IMMUNITY FOR INDUSTRIAL ENVIRONMENTS (IEC 61000-6-2:2005) |
| ISO 8434-3:2005 | Metallic tube connections for fluid power and general use — Part 3: O-ring face seal connectors |
| IEC 60529:1989+AMD1:1999+AMD2:2013 CSV | Degrees of protection provided by enclosures (IP Code) |
| ISO 19879:2010 | Metallic tube connections for fluid power and general use Test methods for hydraulic fluid power connections |
| IEC 60364-4-44:2007+AMD1:2015 CSV | Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances |
| EN 334:2005+A1:2009 | Gas pressure regulators for inlet pressures up to 100 bar |
| EN 62061:2005/A2:2015 | SAFETY OF MACHINERY - FUNCTIONAL SAFETY OF SAFETY-RELATED ELECTRICAL, ELECTRONIC AND PROGRAMMABLE ELECTRONIC CONTROL SYSTEMS (IEC 62061:2005/A2:2015) |
| EN 10241:2000 | Steel threaded pipe fittings |
| EN 60664-1:2007 | Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests |
| IEC 60439-1:1999+AMD1:2004 CSV | Low-voltage switchgear and controlgear assemblies - Part 1: Type-tested and partially type-tested assemblies |
| EN 230:2005 | Automatic burner control systems for oil burners |
| ISO 12100-2:2003 | Safety of machinery Basic concepts, general principles for design Part 2: Technical principles |
| IEC 61000-6-1:2016 | Electromagnetic compatibility (EMC) - Part 6-1: Generic standards - Immunity standard for residential, commercial and light-industrial environments |
| ISO 8434-4:1995 | Metallic tube connections for fluid power and general use Part 4: 24 degree cone connectors with O-ring weld-on nipples |
| EN 751-1:1996 | Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 1: Anaerobic jointing compounds |
| EN 60439-1:1999/A1:2004 | LOW VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - PART 1 - TYPE TESTED AND PARTIALLY TYPE TESTED ASSEMBLIES |
| EN 983:1996+A1:2008 | Safety of machinery - Safety requirements for fluid power systems and their components - Pneumatics |
| ISO 12100-1:2003 | Safety of machinery Basic concepts, general principles for design Part 1: Basic terminology, methodology |
| EN ISO 13849-1:2015 | Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design (ISO 13849-1:2015) |
| EN 61140:2016 | Protection against electric shock - Common aspects for installation and equipment |
| ISO 3405:2011 | Petroleum products Determination of distillation characteristics at atmospheric pressure |
| IEC 61310-1:2007 | Safety of machinery - Indication, marking and actuation - Part 1: Requirements for visual, acoustic and tactile signals |
| EN 298:2012 | Automatic burner control systems for burners and appliances burning gaseous or liquid fuels |
| EN 10216-1:2013 | Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties |
| ISO 7005-1:2011 | Pipe flanges — Part 1: Steel flanges for industrial and general service piping systems |
| EN 730-1:2002 | Gas welding equipment - Safety devices - Part 1: Incorporating a flame (flashback) arrestor |
| EN 60529:1991/AC:2016-12 | DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015) |
| IEC 62061:2005+AMD1:2012+AMD2:2015 CSV | Safety of machinery - Functional safety of safety-related electrical, electronic and programmable electronic control systems |
| EN 1547:2001+A1:2009 | Industrial thermoprocessing equipment - Noise test code for industrial thermoprocessing equipment including its ancillary handling equipment |
| IEC 61140:2016 | Protection against electric shock - Common aspects for installation and equipment |
| EN 50370-1:2005 | Electromagnetic compatibility (EMC) - Product family standard for machine tools - Part 1: Emission |
| EN 331:2015 | Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings |
| EN 10208-1:2009 | Steel pipes for pipelines for combustible fluids - Technical delivery condi-tions - Part 1: Pipes of requirement class A |
| EN 13480-5:2017 | Metallic industrial piping - Part 5: Inspection and testing |
| EN 10220:2002 | Seamless and welded steel tubes - Dimensions and masses per unit length |
| ISO 13849-1:2015 | Safety of machinery — Safety-related parts of control systems — Part 1: General principles for design |
| EN 61310-1:2008 | Safety of machinery - Indication, marking and actuation - Part 1: Requirements for visual, acoustic and tactile signals |
| IEC 60664-1:2007 | Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests |
| ENV 14459 : DRAFT 2002 | METHOD OF RISK ANALYSIS AND RECOMMENDATIONS FOR THE USE OF ELECTRONICS IN SYSTEMS FOR THE CONTROL OF GAS BURNERS AND GAS BURNING APPLIANCES |
| EN 88-1:2011+A1:2016 | Pressure regulators and associated safety devices for gas appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa |
| ISO 228-1:2000 | Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation |
| EN 10255:2004+A1:2007 | Non-Alloy steel tubes suitable for welding and threading - Technical delivery conditions |
| EN 60730-1:2016 | Automatic electrical controls - Part 1: General requirements |
| EN 525:2009 | Non-domestic direct gas-fired forced convection air heaters for space heating not exceeding a net heat input of 300 kW |
| EN 60204-1 : 2006 COR 2010 | SAFETY OF MACHINERY - ELECTRICAL EQUIPMENT OF MACHINES - PART 1: GENERAL REQUIREMENTS |
| IEC 60730-1:2013+AMD1:2015 CSV | Automatic electrical controls - Part 1: General requirements |
| EN 12078:1998 | Zero governors for gas burners and gas burning appliances |
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