FprEN 15093

SLOVENSKI STANDARD
oSIST prEN 15093:2019
01-november-2019
Varnost strojev - Varnostne zahteve za valjarne (vroče valjanje)
Safety of machinery - Safety requirements for hot flat rolling mills
Sicherheit von Maschinen - Sicherheitsanforderungen an Warmflachwalzwerke

Sécurité des machines - Prescriptions de sécurité relatives aux laminoirs à chaud pour

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

Sécurité des machines - Prescriptions de sécurité Sicherheit von Maschinen - Sicherheitsanforderungen

This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee

If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations

which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.

This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other

language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,

Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,

Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and

Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without

© 2019 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 15093:2019 E

European foreword ....................................................................................................................................................... 4

1 Scope .................................................................................................................................................................... 6

2 Normative references .................................................................................................................................... 7

3 Terms and definitions ................................................................................................................................... 9

4 Significant hazards and risk assessment ............................................................................................. 15

4.1 General ............................................................................................................................................................. 15

4.2 Interfaces to the linked/integrated equipment ................................................................................ 15

5 Safety requirements and/or protective/risk reduction measures ............................................ 15

5.1 General ............................................................................................................................................................. 15

5.2 General requirements for design, planning and risk assessment .............................................. 16

5.3 List of significant hazards, hazardous situations, safety requirements and/or

protective/risk reduction measures ..................................................................................................... 34

6 Verification/validation of safety requirements/functions and/or protective/risk

reduction measures .................................................................................................................................... 60

6.1 General ............................................................................................................................................................. 60

6.2 Required verification D .............................................................................................................................. 60

6.3 Required verification V, M and T ............................................................................................................ 60

7 Information for use ..................................................................................................................................... 61

7.1 General ............................................................................................................................................................. 61

7.2 Warning devices and safety signs .......................................................................................................... 61

7.3 Minimum marking ....................................................................................................................................... 62

7.4 Accompanying documents ........................................................................................................................ 62

7.5 Training of personnel ................................................................................................................................. 65

8 Supplementary information regarding repair work ....................................................................... 65

Annex A (normative) Requirements for shut-down and stop ..................................................................... 67

Annex B (normative) Noise test code ................................................................................................................... 74

Annex C (normative) Protection of persons in case of using asphyxiant gases used in

firefighting systems ..................................................................................................................................... 79

Annex D (informative) Machines and/or equipment covered by this European Standard .............. 83

Annex E (informative) Example for modes of operation in relation to segregated areas ................ 85

Annex F (informative) Example for the risk analysis due to interfaces .................................................. 86

Annex ZA (informative) Relationship between this European Standard and the Essential

covered............................................................................................................................................................. 87

Bibliography ................................................................................................................................................................. 90

Figure 1 — Exemplary layout of a hot flat rolling mill ...................................................................................................... 6

Figure 2 — Schematic representation of the life phases of a hot flat rolling mill ............................................... 16

Figure E.1 — Schematic diagram of modes of operation in relation to segregated areas ............................... 85

Figure F.1 — Diagram of a hypothetical plant indicating potentially hazardous interfaces .......................... 86

Table 1 — Characteristic tasks and conditions for exemplary operating modes ............................................... 20

Table 2 — Determination of PLr .............................................................................................................................................. 26

Table 3 — Main noise sources of hot flat rolling mills equipment and exemplary noise reduction

measures ................................................................................................................................................................................... 33

Table 4 — Significant hazards, hazardous situations, Safety requirements and/or protective/risk

reduction measures .............................................................................................................................................................. 35

Table A.1 — Shut-down functions .......................................................................................................................................... 69

Table A.2 — Emergency stop and stop functions ............................................................................................................. 71

Table B.1 — Example of declared dual-number noise emission values for work stations and specified

measuring points ................................................................................................................................................................... 78

Table ZA.1 — Correspondence between this European Standard and Annex I of Directive 2006/42/EC

....................................................................................................................................................................................................... 87

This document (prEN 15093:2019) has been prepared by Technical Committee CEN/TC 322

“Equipment for making and shaping of metals - Safety requirements”, the secretariat of which is held by

This document 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 Annex ZA, which is an integral part of this

This document is not applicable to hot rolling mills for flat products manufactured before the date of its

This document is of relevance, in particular, for the following stakeholder groups representing the

— health and safety bodies (regulators, accident prevention organizations, market surveillance, etc.).

Others can be affected by the level of machinery safety achieved with the means of the document by the

The above-mentioned stakeholder groups have been given the possibility to participate at the drafting

The machinery concerned and the extent to which hazards, hazardous situations or hazardous events

Where for clarity an example of a preventative measure is given, this should not be considered as the

only possible solution. Any other solution leading to the same risk reduction is permissible if an

When requirements of this type-C standard are different from those which are stated in type-A or -B

standards, the requirements of this type-C standard take precedence over the requirements of the other

standards for machines that have been designed and built according to the requirements of this type-C

This document specifies the general safety requirements for hot rolling mills for flat products as defined

This document is applicable to: Plant (machinery, equipment, devices according Annex D) used for the

manufacturing of metal hot rolled flat products from the material supply from entry (1), via the mill

e.g. continuous casting machine (according to EN 14753) or 5 material removal or plate processing

2 mill stands, including e.g. descaling unit, roller tables 7 border of the hot rolling mill

— process technology (e.g. treatment of water, rolling lubricant, compressed air, etc.);

NOTE 1 Special requirements for protection of persons in case of using asphyxiant gases used in

This document deals with significant hazards, hazardous situations or hazardous events relevant to hot

rolling mills for flat products, when it is used as intended and under conditions of misuse which are

reasonably foreseeable by the manufacturer. It provides the requirements to be met by the

manufacturer to ensure the safety of persons and property during transport, commissioning, operation

and de-commissioning, as well as in the event of foreseeable failures or malfunctions that can occur in

NOTE 2 For modernization, this document (C-type standard) can be applied for the part to be modernized.

The following documents are referred to in the text in such a way that some or all of their content

constitutes requirements of this document. For dated references, only the edition cited applies. For

undated references, the latest edition of the referenced document (including any amendments) applies.

EN 349, Safety of machinery — Minimum gaps to avoid crushing of parts of the human body

EN 614-1:2006+A1:2009, Safety of machinery — Ergonomic design principles — Part 1: Terminology and

EN 614-2, Safety of machinery — Ergonomic design principles — Part 2: Interactions between the design

EN 842, Safety of machinery — Visual danger signals - General requirements, design and testing

EN 894-1, Safety of machinery — Ergonomics requirements for the design of displays and control

actuators — Part 1: General principles for human interactions with displays and control actuators

EN 894-2, Safety of machinery — Ergonomics requirements for the design of displays and control

EN 894-3, Safety of machinery — Ergonomics requirements for the design of displays and control

EN 981, Safety of machinery — System of auditory and visual danger and information signals

EN 1063, Glass in building - Security glazing - Testing and classification of resistance against bullet attack

EN 1299, Mechanical vibration and shock – Vibration isolation of machines — Information for the

EN 12198-3, Safety of machinery — Assessment and reduction of risks arising from radiation emitted by

EN 12464-1, Light and lighting - Lighting of work places - Part 1: Indoor work places

EN 13861, Safety of machinery - Guidance for the application of ergonomics standards in the design of

EN 14253, Mechanical vibration – Measurement and calculation of occupational exposure to whole-body

EN 15004-1, Fixed firefighting systems - Gas extinguishing systems - Part 1: Design, installation and

EN 60204-1:2006, Safety of machinery - Electrical equipment of machines - Part 1: General requirements

EN 60447, Basic and safety principles for man-machine interface, marking and identification - Actuating

EN 60825-1, Safety of laser products — Part 1: Equipment classification and requirements (IEC 60825- 1)

EN 61310-1, Safety of machinery - Indication, marking and actuation - Part 1: Requirements for visual,

EN 61310-2, Safety of machinery - Indication, marking and actuation - Part 2: Requirements for marking

EN 61496-1, Safety of machinery - Electro-sensitive protective equipment - Part 1: General requirements

EN 62598, Nuclear instrumentation - Constructional requirements and classification of radiometric

EN ISO 4413, Hydraulic fluid power - General rules and safety requirements for systems and their

EN ISO 4414, Pneumatic fluid power - General rules and safety requirements for systems and their

EN ISO 4871:2009, Acoustics - Declaration and verification of noise emission values of machinery and

EN ISO 7010, Graphical symbols - Safety colours and safety signs - Registered safety signs (ISO 7010:2011)

EN ISO 7731, Ergonomics - Danger signals for public and work areas - Auditory danger signals (ISO

EN ISO 11064-1, Ergonomic design of control centres - Part 1: Principles for the design of control centres

EN ISO 11202, Acoustics - Noise emitted by machinery and equipment - Determination of emission sound

pressure levels at a work station and at other specified positions applying approximate environmental

EN ISO 12100:2010, Safety of machinery - General principles for design - Risk assessment and risk

EN ISO 13732-1, Ergonomics of the thermal environment - Methods for the assessment of human

EN ISO 13849-1:2015, Safety of machinery - Safety-related parts of control systems - Part 1: General

EN ISO 13850:2015, Safety of machinery - Emergency stop function - Principles for design (ISO 13850)

EN ISO 13855, Safety of machinery - Positioning of safeguards with respect to the approach speeds of

EN ISO 13857, Safety of machinery - Safety distances to prevent hazard zones being reached by upper and

EN ISO 14118, Safety of machinery - Prevention of unexpected start-up (ISO 14118)

EN ISO 14119, Safety of machinery - Interlocking devices associated with guards - Principles for design

EN ISO 14120, Safety of machinery - Guards - General requirements for the design and construction of

EN ISO 14122-1, Safety of machinery - Permanent means of access to machinery - Part 1: Choice of fixed

EN ISO 14122-2, Safety of machinery - Permanent means of access to machinery - Part 2: Working

EN ISO 14122-3, Safety of machinery - Permanent means of access to machinery - Part 3: Stairs,

EN ISO 14122-4, Safety of machinery - Permanent means of access to machinery - Part 4: Fixed ladders

EN ISO 14123-1, Safety of machinery - Reduction of risks to health resulting from hazardous substances

emitted by machinery - Part 1: Principles and specifications for machinery manufacturers (ISO 14123-1)

ISO 3864-1, Graphical symbols — Safety colours and safety signs — Part 1: Design principles for safety

ISO 6183, Fire protection equipment — Carbon dioxide extinguishing systems for use on premises —

For the purposes of this document, the terms and definitions given in EN ISO 12100:2010 and the

ISO and IEC maintain terminological databases for use in standardization at the following addresses:

interconnected equipment for hot rolling of flat material in which several components of the machinery

or forming stages are linked by dedicated transport facilities, including associated devices

Note 1 to entry: Plant and equipment which are covered by this document are listed in Annex D.

graphic overview of the hot rolling mill with arrangement of safety-related elements

any space within and/or around machinery in which a person can be exposed to a hazard

point(s) where the hot flat rolling mill is connected to incoming/outgoing material (e.g. coils), media,

Note 1 to entry: For example, coil take-over-point: Point where overhead cranes or other transport systems

person with the knowledge of systems, background, experience and ability to operate and/or maintain

the equipment in the intended use and proper operation of the machinery/equipment

trained person who is instructed by the user to perform a specific task on a specific equipment

Note 1 to entry: In contrast, an unauthorized person does not have the required qualification and is not

Note 1 to entry: The purpose is to preserve the working condition or returning to this condition so that the hot

flat rolling mill is able to perform the required function (including safety requirements).

Note 1 to entry: The nominal condition can be maintained in general without dismantling/disassembling major

parts of the equipment, e.g. by cleaning and lubrication of the work equipment as well as addition or replacement

of agents or by replacing tools or operational changing parts (e.g. rolls, knives).

Note 1 to entry: Measures, e.g. measuring, testing, diagnostics including the determination of the causes of wear

or damage and the derivation of the necessary consequences for the continued use.

foreseeable measure to return to the nominal condition requiring dismantling/disassembling

Note 1 to entry: Measure to replace worn parts, damaged parts, or parts having expired the foreseen lifetime

(could require dismantling/disassembling). These parts should meet manufacturers' specifications.

Note 1 to entry: It is maybe required to carry out adjustment work, e.g. test runs, verifying safety functions.

Note 1 to entry: Measure to replace damaged parts, requires in general dismantling/disassembling. These parts

devices feeding material to the hot rolling mill and which are linked by control with the hot rolling mill

devices removing material from the hot rolling mill and which are linked by control with the hot rolling

enclosed room in which the control desk and monitoring facilities for a machine or equipment are

free standing control desk (usually situated adjacent to the machine or equipment), used as a

control device which can be used in different places (e.g. control pendant, enabling button, radio

additional manually actuated device used in conjunction with a start control which, when continuously

control device which initiates and maintains machine functions only as long as the control device is

single machines or groups of interlinked machines of hot flat rolling mills can be operated by different

Note 1 to entry: This standard distinguishes between control mode and operating mode. It must be stated that

the meaning is not in line with EN ISO 12100 and EN 60204-1. The operating mode (see 3.25) corresponds to the

every function is controlled by an operator by means of a button or equivalent device according to

Note 1 to entry: Release of the button/device stops the function (e.g. movement) immediately.

Note 1 to entry: The released sequence is automatically stopped at its end. For the initiation of another

Note 1 to entry: If there is no operator intervention, the repetition of the sequences takes place as long as the

state of the control system allowing to operate the hot flat rolling mill under defined conditions

Note 1 to entry: Such modes are, e.g. production, safe stop, enabling, adjustment, inspection.

Note 2 to entry: The safety level of the operating mode(s) is defined as result of the risk assessment.

Note 1 to entry: The required safety level of the safe intervention stop is defined as result of the risk

Note 2 to entry: Safe intervention stop is not sufficient as a safety measure to perform repair work because