SIST EN 12581:2006

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Coating plants - Machinery for dip coating and electrodeposition of organic liquid coating material - Safety requirements]DKWHYHInstallations d'application - Installations au trempé et par électrodéposition de produits de revetements organiques liquides - Prescriptions de sécuritéBeschichtungsanlagen - Tauchbeschichtungsanlagen und Elektrotauchbeschichtungsanlagen für organische flüssige Beschichtungsstoffe - Sicherheitsanforderungen87.100Oprema za nanašanje premazovPaint coating equipment25.220.60Organske prevlekeOrganic coatingsICS:SIST EN 12581:2006enTa slovenski standard je istoveten z:EN 12581:200501-marec-2006SIST EN 12581:2006SLOVENSKI
STANDARD







EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 12581December 2005ICS 87.100 English VersionCoating plants - Machinery for dip coating and electrodepositionof organic liquid coating material - Safety requirementsInstallations d'application - Installations au trempé et parélectrodéposition de produits de revêtements organiquesliquides - Prescriptions de sécuritéBeschichtungsanlagen - Tauchbeschichtungsanlagen undElektrotauchbeschichtungsanlagen für organische flüssigeBeschichtungsstoffe - SicherheitsanforderungenThis European Standard was approved by CEN on 28 October 2005.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2005 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 12581:2005: E



EN 12581:2005 (E) 2 Contents Page Foreword.5 Introduction.6 1 Scope.7 2 Normative references.7 3 Terms and definitions.10 4 List of significant hazards.16 4.1 General.16 4.2 Mechanical hazards.16 4.2.1 Shearing, crushing, cutting, entanglement, drawing-in and impact hazards.17 4.2.2 Loss of stability (of the dip or electrophoretic coating machinery).17 4.2.3 Entrapment hazard.17 4.2.4 Personnel's slip, trip and fall of personnel.17 4.3 Electrical hazards.17 4.3.1 Electrical shock.17 4.3.2 External influence on electrical equipment hazards.18 4.4 Thermal hazards.18 4.5 Hazards generated by noise.18 4.6 Hazards resulting from dangerous substances.18 4.7 Fire and explosion hazards.18 4.7.1 Fire hazard.18 4.7.2 Explosion hazard.19 4.8 Hazards caused by failure of energy supply.19 4.9 Hazards related to failure of control systems.20 5 Safety requirements and/or measures.20 5.1 General.20 5.2 Mechanical safety requirements.20 5.2.1 Safeguarding of danger points.20 5.2.2 Safety measures against loss of stability (of dip or electrophoretic coating machinery and their parts).23 5.2.3 Protective measures against entrapment.23 5.2.4 Measures against personnel's slip, trip and fall.24 5.3 Electrical safety requirements.24 5.3.1 General.24 5.3.2 Measures against electrical shock.24 5.3.3 Measures against external influence on electrical equipment.24 5.4 Safety requirements and measures against thermal hazards.25 5.4.1 Heating systems.25 5.4.2 Measures against contact of the skin with hot surfaces.26 5.4.3 Measures against radiation and/or convection of heat.26 5.4.4 Measures against overheating of organic liquid coating material.26 5.5 Safety requirements and measures against noise.26 5.6 Safety requirements against dangerous substances.28 5.6.1 Measures against contact with/or absorption of dangerous fluids (organic liquid coating material, solvents).28 5.6.2 Measures against inhalation of dangerous volatile substances.29 5.6.3 Measures against inhalation of toxic gases released by the heating device.32 5.6.4 Measures against contact with hazardous foams or inhalation of hazardous gases, vapours emitted by fire extinguishing equipment.32 5.7 Safety requirements and measures against fire and explosion.32



EN 12581:2005 (E) 3 5.7.1 Fire.32 5.7.2 Explosions.33 5.8 Safety requirements and measures against failure of energy supply.35 5.9 Safety requirements and measures against failure of control systems.36 5.9.1 General.36 5.9.2 Level of safety.37 5.9.3 Emergency stop equipment.37 5.9.4 Failure or malfunction of the control system.37 6 Verification of the safety requirements and/or measures.37 6.1 General.37 6.2 Mechanical.38 6.3 Electrical.38 6.4 Thermal.38 6.5 Noise.38 6.6 Dangerous substances.38 6.6.1 Tank and ancillary equipment.38 6.6.2 Measures against contact with/or absorption/or inhalation of hazardous fluids or vapours.38 6.7 Verification of the safety requirements and
measures against fire and explosion.39 6.7.1 Fire.39 6.7.2 Explosion.39 6.7.3 Limitation of concentration.39 6.7.4 Hazardous areas and ignition sources.40 6.8 Failure of energy supply.40 6.9 Control systems.40 7 Information for use.40 7.1 General.40 7.2 Instruction handbook.40 7.3 Marking.44 Annex A (normative)
Diagrams related to hazardous zones of potentially explosive atmosphere.45 Annex B (normative)
Determination of concentration of flammable solvents in terms of LEL.47 B.1 Dip coating machinery using solvent borne coating material.47 B.1.1 General.47 B.1.2 Calculation.47 B.1.3 Example: Calculation of the required minimum exhaust volume flow.48 B.2 Electrophoretic and dip coating machinery using water borne coating material.49 B.2.1 General.49 B.2.2 Data.49 B.2.3 calculation.49 Annex C (informative) Diagrams relative to dip and electrophoretic coating machinery classification.52 Annex D (informative)
Classification of material's reaction to the fire - National standards.55 Annex E (informative)
Reference to national exposure limit values.56 Annex ZA (informative)
Relationship between this European Standard and the Essential Requirements of EU Directive 98/37/EC.57 Annex ZB (informative)
Relationship between this European Standard and the Essential Requirements of EU Directive 94/9/EC.58 Bibliography.59
Figures Figure A.1 — Dip coating machinery using solvent-borne coating material, with enclosure.45 Figure A.2 — Dip coating machinery using solvent-borne coating material with or without enclosure.46



EN 12581:2005 (E) 4 Figure C.1 — Dip coating machinery without specific enclosure - with or without operator (see 5.6.2.2).52 Figure C.2 — Dip coating machinery with specific enclosure – with or without operator (see 5.6.2.3).53 Figure C.3 — Electrophoretic coating machinery without specific enclosure - with or without operator (see 5.6.2.4).53 Figure C.4 — Electrophoretic coating machinery enclosed into a treatment tunnel - without operator (see 5.6.2.5).54



EN 12581:2005 (E) 5 Foreword This European Standard (EN 12581:2005) has been prepared by Technical Committee CEN/TC 271 “Surface treatment equipment — Safety”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2006, and conflicting national standards shall be withdrawn at the latest by June 2006. This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative Annexes ZA and ZB, which are an integral part of this European Standard. This European Standard is one of a set of standards devoted to the health and safety requirements of coating plants for the application and drying of organic liquid coating material and varnishes. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.



EN 12581:2005 (E) 6 Introduction This standard is a type C standard as stated in EN ISO 12100. The machinery concerned and the extent to which hazards, hazardous situations and events are covered are indicated in the scope of this standard.
When provisions of this type C standard are different from those which are stated in type A or B standards, the provisions of this type C standard take precedence over the provisions of the other standards, for machines that have been designed and built according to the provisions of this type C standard.



EN 12581:2005 (E) 7
1 Scope 1.1 This European Standard applies to the design and construction of machinery for dip coating and electrodeposition of organic liquid coating material to industrial items. This machinery consists of the following equipment:  Transport system including hoists;  Dip tank and safety tank;  forced ventilation system;  ancillary equipment such as pumps, filters, heaters. This European Standard deals with the significant hazards, hazardous situations and events relevant to dip and electrophoretic coating machinery when they are used as intended and under the conditions foreseen by the manufacturer (see Clause 4). In addition, the equipment marking and minimum use requirements are specified. 1.2 This European Standard does not cover:  automatic loading and unloading systems;  lifting accessories;  dip and electrophoretic coating tanks without any technical devices such as enclosure, lip extractions, pumps, heaters;  machinery for organic liquid coating material preparation, supply and draining systems (e. g. pumps);  water and waste liquids treatment machinery;  dip and electrodeposition coating machinery for web or coil coating;  dip and electrophoretic coating machinery with tank volume less than 1 m3; This European Standard is not applicable to industrial machinery for dip or electrophoretic coating processes which are manufactured before the date of publication of this European Standard by CEN. 2 Normative references The following referenced documents are indispensable for the application of this European Standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 294, Safety of machinery — Safety distance to prevent danger zones being reached by the upper limbs EN 349, Safety of machinery — Minimum gaps to avoid crushing of parts of the human body EN 418, Safety of machinery - Emergency stop equipment, functional aspects - Principles for design



EN 12581:2005 (E) 8 EN 525, Non-domestic direct gas-fired forced convection air heaters for space heating not exceeding a net heat input of 300 kW EN 547-1, Safety of machinery - Human body measurements - Part 1: Principles for determining the dimensions required for openings for whole body access into machinery EN 547-3, Safety of machinery — Human body measurements — Part 3: Anthropometric data EN 563, Safety of machinery — Temperature of touchable surfaces — Ergonomics data to establish temperature limit values for hot surfaces EN 574, Safety of machinery — Two-hand control devices — Functional aspects - Principles for design EN 619, Continuous handling equipment and systems — Safety and EMC requirements for equipment for mechanical handling of unit loads EN 809, Pumps and pump units for liquids — Common safety requirements EN 811, Safety of machinery — Safety distances to prevent danger zones being reached by the lower limbs EN 953, Safety of machinery — Guards — General requirements for the design and construction of fixed and movable guards EN 954-1:1996, Safety of machinery — Safety-related parts of control systems — Part 1: General principles for design CR 954-100, Safety of machinery - Safety-related parts of control systems - Part 100: Guide on the use and application of EN 954-1:1996 EN 971-1, Paints and varnishes — Terms and definitions for coating materials — Part 1: General terms EN 981, Safety of machinery — System of auditory and visual danger and information signals EN 982, Safety of machinery — Safety requirements for fluid power systems and their components — Hydraulics EN 983, Safety of machinery — Safety requirements for fluid power systems and their components — Pneumatics EN 999, Safety of machinery — The positioning of protective equipment in respect of approach speeds of parts of the human body EN 1037, Safety of machinery — Prevention of unexpected start-up EN 1088, Safety of machinery — Interlocking devices associated with guards — Principles for design and selection EN 1127-1:1997, Explosive atmospheres — Explosion prevention and protection — Part 1: Basic concepts and methodology EN 1760-1, Safety of machinery — Pressure sensitive protective devices — Part 1: General principles for the design and testing of pressure sensitive mats and pressure sensitive floors EN 1760-2, Safety of machinery — Pressure sensitive protective devices — Part 2: General principles for the design and testing of pressure sensitive edges and pressure sensitive bars EN 1837, Safety of machinery - Integral lighting of machines



EN 12581:2005 (E) 9 EN 1838, Lighting applications — Emergency lighting EN 12445, Industrial, commercial and garage doors and gates - Safety in use of power operated doors - Test methods EN 12453, Industrial, commercial and garage doors and gates - Safety in use of power operated doors - Requirements prEN 12621, Machinery for the supply and circulation of coating materials under pressure — Safety requirements prEN 12650-1, Automatic door systems – Part 1: Product requirements and test methods prEN 12650-2, Automatic door systems – Part 2: Safety at automatic pedestrian doors EN 12978, Industrial, commercial and garage doors and gates - Safety devices for power operated doors and gates - Requirements and test methods EN 13463-1:2001, Non-electrical equipment for potentially explosive atmospheres — Part 1: Basic method and requirements EN 13463-5, Non-electrical equipment intended for use in potentially explosive atmospheres — Part 5: Protection by constructional safety “c” EN 13478, Safety of machinery — Fire prevention and protection EN 14462, Surface treatment equipment — Noise test code for surface treatment equipment including its ancillary handling equipment — Accuracy grades 2 and 3 EN 50073, Guide for the selection, installation, use and maintenance of apparatus for the detection and measurement of combustible gases or oxygen EN 60079-0, Electrical apparatus for explosive gas atmospheres — Part 0: General requirements (IEC 60079-0:2004) EN 60079-15, Electrical apparatus for explosive gas atmospheres — Part 15: Type of protection "n" (IEC 60079-15:2001, modified) EN 60079-17, Electrical apparatus for explosive gas atmospheres - Part 17: Inspection and maintenance of electrical installations in hazardous areas (other than mines) (IEC 60079-17:2002) EN 60204-1:1997, Safety of machinery - Electrical equipment of machines - Part 1: General requirements (IEC 60204-1:1997) EN 60529, Degrees of protection provided by enclosures (IP code) (IEC 60529:1989) EN 61000-6-1, Electromagnetic compatibility (EMC) - Part 6-1: Generic standards - Immunity for residential, commercial and light-industrial environments (IEC 61000-6-1:1997, modified EN 61000-6-3, Electromagnetic compatibility (EMC) - Part 6-3: Generic standards - Emission standard for residential, commercial and light-industrial environments (IEC 61000-6-3:1996, modified) EN 61000-6-4, Electromagnetic compatibility (EMC) - Part 6-4: Generic standards - Emission standard for industrial environments (IEC 61000-6-4:1997, modified) EN 61496-1, Safety of machinery — Electro-sensitive protective equipment — Part 1: General requirements and tests (IEC 61496-1:2004, modified)



EN 12581:2005 (E) 10 EN 61779-1, Electrical apparatus for the detection and measurement of flammable gases — Part 1: General requirements and test methods (IEC 61779-1:1998, modified) EN 61779-4, Electrical apparatus for the detection and measurement of flammable gases — Part 4: Performance requirements for group II apparatus indicating a volume fraction up to 100 % lower explosive limit (IEC 61779-4:1998, modified) EN ISO 11688-1, Acoustics - Recommended practice for the design of low-noise machinery and equipment - Part 1: Planning (ISO/TR 11688-1:1995) EN ISO 12100-1:2003, Safety of machinery — Basic concepts, general principles for design — Part 1: Basic terminology, methodology (ISO 12100-1:2003) EN ISO 12100-2:2003, Safety of machinery — Basic concepts, general principles for design — Part 2: Technical principles (ISO 12100-2:2003) EN ISO 14122-1, Safety of machinery — Permanent means of access to machinery — Part 1: Choice of fixed means of access between two levels (ISO 14122-1:2001) EN ISO 14122-2, Safety of machinery — Permanent means of access to machinery — Part 2: Working platforms and walkways (ISO 14122-2:2001) EN ISO 14122-3, Safety of machinery — Permanent means of access to machinery — Part 3: Stairs, stepladders and guard-rails (ISO 14122-3:2001) EN ISO 14122-4, Safety of machinery — Permanent means of access to machinery — Part 4: Fixed ladders (ISO 14122-4:2004) 3 Terms and definitions For the purposes of this European standard, the terms and definitions given in EN 971-1 and EN ISO 12100-1:2003 apply. Additional terms and definitions specifically needed for this European Standard are added below. 3.1 dip coating machinery dip coating machinery are the machines constituting a dip coating installation. Dip coating installations are used to apply organic liquid coating material to industrial items. Dip coating installation may consist of the following machinery and parts:  transport equipment,  transport system consisting of the following parts (dip, drip, dry),  dip tank and safety tank,  forced ventilation system,  equipment for draining area with method of containing,  equipment for flash-off area,  ancillary equipment such as pumps, filters, heaters, stirring device .; NOTE Dip coating machinery can be placed:



EN 12581:2005 (E) 11  inside a workshop (no specific enclosure) - see Figure C.1;  in a treatment tunnel (enclosure) - see 3.6 and Figure C.2. 3.2 electrophoretic coating machinery machinery for electrodeposition of organic liquid coating material to industrial items. Electrophoretic coating installation may consist of the following machinery and parts:  transport equipment,  transport system consisting of the following parts (dip, drip, dry),  electrophoretic dip tank and safety tank,  forced ventilation system,  equipment for draining area with method of containing,  equipment for flash-off area,  ancillary equipment such as pumps, filters, heaters, stirring device .; NOTE 1 Electrophoretic coating machinery can be placed:  inside a workshop (no specific enclosure) - see Figure C.3;  in a treatment tunnel (enclosure) - see 3.6 and Figure C.4. NOTE 2 Electrodeposition of paint is a process in which electrically charged paint particles are plated out of water suspension to coat a conductive object. 3.3 transport system a transport system may consist of the following machinery or components:  transport supporting frame (e. g. rails)  conveying drives  hoists;  lifting accessories (e. g. spreader, belt, chain, rope, hook etc.)  carriers (e. g. frame, drum, basket, metal cage) 3.4 automatic dip or electrophoretic coating machinery
arrangements of baths with program-controlled loading equipment 3.5 transport the movement of the items through the coating installation 3.6 treatment tunnel enclosure, closed on all sides except for the openings to allow ingress and egress of work items and access doors



EN 12581:2005 (E) 12 3.7 storage tank vessel for containing the co
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