SIST EN 15059:2009
(Main)Snow grooming equipment - Safety requirements
Snow grooming equipment - Safety requirements
This document applies for snow grooming equipment as defined in 3.1 and its use with attachments as described in 3.2. With the exception of rear-mounted snow tiller and front blade attachment this document is not dealing with the specific hazards of the attachments themselves. This document is not applicable to snowmobiles.
This document deals with all significant hazards, hazardous situations and events relevant to snow grooming equipment, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4). It also deals with hazards during commissioning, use, fault-finding and maintenance.
This document is not applicable to grooming equipment which is manufactured before the date of publication of this document by CEN.
NOTE For travelling on public roads the national traffic regulations apply until harmonised requirements are available.
Pistenpflegegeräte - Sicherheitsanforderungen
Engins de damage - Exigences de sécurité
La présente norme s’applique aux engins de damage tels que définis en 3.1 et à leur utilisation avec des
accessoires tels que ceux décrits en 3.2. A l’exception des conditionneurs arrière et des lames frontales la
présente norme ne traite pas des phénomènes dangereux spécifiques aux accessoires. La présente norme
n’est pas applicable aux motoneiges.
La présente norme traite de tous les phénomènes dangereux, toutes les situations dangereuses et tous les
événements dangereux significatifs se rapportant aux engins de damage lorsque ceux-ci sont utilisés comme
prévu et dans les conditions de mauvais usage telles que raisonnablement prévisibles par le fabricant (voir
Article 4). Il traite également des phénomènes dangereux pendant la mise en service, l’utilisation, la
recherche de défauts et la maintenance.
La présente norme n’est pas applicable aux engins de damage qui ont été fabriqués avant la date de
publication du présent document par le CEN.
NOTE Pour la circulation sur les voies publiques, les codes de la route nationaux s’appliquent tant que des
exigences harmonisées ne sont pas disponibles.
Oprema za urejanje zasneženih površin - Varnostne zahteve
General Information
Relations
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Oprema za urejanje zasneženih površin - Varnostne zahtevePistenpflegegeräte - SicherheitsanforderungenEngins de damage - Exigences de sécuritéSnow grooming equipment - Safety requirements97.220.20Oprema za zimske športeWinter sports equipmentICS:Ta slovenski standard je istoveten z:EN 15059:2009SIST EN 15059:2009en,fr01-maj-2009SIST EN 15059:2009SLOVENSKI
STANDARD
SIST EN 15059:2009
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 15059March 2009ICS 97.220.20 English VersionSnow grooming equipment - Safety requirementsEngins de damage - Exigences de sécuritéPistenpflegegeräte - SicherheitsanforderungenThis European Standard was approved by CEN on 10 January 2009.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 CEN Management Centre 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 CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre:
Avenue Marnix 17,
B-1000 Brussels© 2009 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 15059:2009: ESIST EN 15059:2009
EN 15059:2009 (E) 2 Contents Page Foreword .4 Introduction .5 1 Scope .6 2 Normative references .6 3 Terms and definitions .7 4 List of significant hazards .8 5 Safety requirements and/or protective measures .9 5.1 General .9 5.2 Steering system .9 5.3 Brakes . 10 5.4 Setting in motion. 10 5.5 Tensioners for tracks . 10 5.6 Driver's cab. 10 5.7 Seat . 13 5.8 Control systems and their actuators, instruments . 14 5.9 Measures to prevent effects dangerous to health . 14 5.10 Lighting systems and recognisability . 14 5.11 Acoustic warning devices . 15 5.12 Rear-view mirrors . 15 5.13 Equipment holders . 16 5.14 Working attachments . 16 5.15 Provision for maintenance . 16 5.16 Noise . 17 5.16.1 Noise reduction by design . 17 5.16.2 Measurement and declaration of noise emission . 17 6 Verification of safety requirements and/or protective measures . 18 7 Information for use . 18 7.1 Accompanying documents . 18 7.2 Machine marking. 20 Annex A (normative)
Data . 22 Annex ZA (informative)
Relationship between this European Standard and the Essential Requirements of EU Directive 98/37/EC . 23 Annex ZB (informative)
Relationship between this European Standard and the Essential Requirements of EU Directive 2006/42/EC . 24 Bibliography . 25
SIST EN 15059:2009
EN 15059:2009 (E) 3
Figures Figure 1 — Snow grooming equipment with main components . 8 Figure 2 — Deflection limiting volume (DLV); front view . 12
Tables Table 1 — List of significant hazards . 8 Table 2 — Test loads for snow grooming equipment . 11 Table 3 — Special warning lamp (beacon) . 15 Table A.1 — Definition of input spectral class . 22 Table A.2 — Filter cut-off frequencies . 22 Table A.3 — Characteristics of the simulated input vibration . 22
SIST EN 15059:2009
EN 15059:2009 (E) 4 Foreword This document (EN 15059:2009) has been prepared by Technical Committee CEN/TC 151 “Construction equipment and building material machines — 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 December 2009, and conflicting national standards shall be withdrawn at the latest by December 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. 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 Annexes ZA and ZB, which are integral parts of this document. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom.
SIST EN 15059:2009
EN 15059:2009 (E) 5 Introduction This document is a Type C standard as stated in EN ISO 12100-1:2003. The machinery concerned and the extent to which hazards, hazardous situations and events are covered are indicated in the scope of this document. 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. SIST EN 15059:2009
EN 15059:2009 (E) 6 1 Scope This standard applies to snow grooming equipment as defined in 3.1 and its use with attachments as described in 3.2. With the exception of rear-mounted snow tillers and front blade attachments, this standard does not deal with the specific hazards of the attachments themselves. This standard is not applicable to snowmobiles. This standard deals with all significant hazards, hazardous situations and events relevant to snow grooming equipment, when it is used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4). It also deals with hazards during commissioning, use, fault-finding and maintenance. This standard is not applicable to snow grooming equipment manufactured before the date of publication of this document by CEN. NOTE For travelling on public roads, national traffic regulations apply until harmonised requirements are available.
2 Normative references The following referenced documents are indispensable for the application 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 3-7:2004, Portable fire extinguishers — Part 7: Characteristics, performance requirements and test methods EN 953:1997, Safety of machinery — Guards — General requirements for the design and construction of fixed and movable guards EN 1050:1996, Safety of machinery — Principles for risk assessment EN 30326-1:1994, Mechanical vibration — Laboratory method for evaluating vehicle seat vibration — Part 1: Basic requirements (ISO 10326-1:1992) EN ISO 2867:2006, Earth-moving machinery — Access systems (ISO 2867:2006) EN ISO 3164:1999, Earth-moving machinery — Laboratory evaluations of protective structures — Specifications for the deflection-limiting volume (ISO 3164:1995) EN ISO 3411:2007, Earth-moving machinery - Physical dimensions of operators and minimum operator space envelope (ISO 3411:2007) EN ISO 3471:2008, Earth-moving machinery - Roll-over protective structures - Laboratory tests and performance requirements (ISO 3471:2008) EN ISO 4871:1996, Acoustics — Declaration and verification of noise emission values of machinery and equipment (ISO 4871:1996) EN ISO 5353:1998, Earth-moving machinery, and tractors and machinery for agriculture and forestry — Seat index point (ISO 5353:1995) EN ISO 6683:2008, Earth-moving machinery — Seat belts and seat-belt anchorages – Performance requirements and tests (ISO 6683:2005) EN ISO 7096:2008, Earth-moving machinery — Laboratory evaluation of operator seat vibration (ISO 7096:2000) SIST EN 15059:2009
EN 15059:2009 (E) 7 EN ISO 11688-1:1998, 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 13732-1:2008, Ergonomics of the thermal environment — Methods for the assessment of human responses to contact with surfaces — Part 1: Hot surfaces (ISO 13732-1:2006) EN ISO 13849-1:2008, Safety of machinery — Safety-related parts of control systems — Part 1: General principles for design (ISO 13849-1:2006) EN ISO 14122-3:2001, Safety of machinery — Permanent means of access to machinery — Part 3: Stairs, stepladders and guard-rails (ISO 14122-3:2001) EN ISO 14982:1998, Agricultural and forestry machines — Electromagnetic compatibility — Test methods and acceptance criteria (ISO 14982:1998) ISO 3795:1989, Road vehicles, and tractors and machinery for agriculture and forestry — Determination of burning behaviour of interior materials
ISO 6393:2008, Earth-moving machinery — Determination of sound power level — Stationary test conditions ISO 6394:2008, Earth-moving machinery — Determination of emission sound pressure level at operator's position — Stationary test conditions ISO 9533:1989, Earth-moving machinery — Machine-mounted forward and reverse audible warning alarm — Sound test method ISO 11112:1995, Earth-moving machinery — Operator's seat — Dimensions and requirements ISO 14401-1:2004, Earth-moving machinery — Field of vision of surveillance and rear-view mirrors — Part 1: Test methods
ISO 14401-2:2004, Earth-moving machinery — Field of vision of surveillance and rear-view mirrors — Part 2: Performance criteria
ECE R 43:1990, Uniform provisions concerning the approval of safety glazing and glazing materials (revision 2) 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN ISO 12100-1:2003 and the following apply. 3.1 snow grooming equipment self-propelled, motor-driven machine on tracks, intended primarily for grooming snow NOTE As a secondary use, the machines can be used for transportation and landscaping work. SIST EN 15059:2009
EN 15059:2009 (E) 8
Figure 1 — Snow grooming equipment with main components 3.2 working attachment attachment which can be mounted on or attached to a snow grooming equipment; for example front pusher blade, smoother, rear-mounted snow tiller, Nordic ski-trail groomer, snow cutter, snow blower, snow carrier, winch, mower, mulching machine 4 List of significant hazards This clause contains all the significant hazards, hazardous situations and events, as far as they are dealt with in this standard, identified by risk assessment as significant for this type of machinery and which require action to eliminate or reduce the risk. Table 1 — List of significant hazards No. Hazard as defined in Annex A of EN 1050:1996 Clause
General
1.1 1.2 Crushing hazard, shearing hazard 5.6.6, 5.6.7, 5.14.4, 5.14.5, 5.14.6, 5.15.2 1.4 1.5 Entanglement hazard, drawing-in and trapping hazard 5.14.4, 5.14.5, 5.14.6 3.1 Burns by contact with hot surfaces 5.9.2 3.2 Damage to health by hot or cold working environment 5.6.1, 5.6.2 8.1 Unhealthy postures or excessive effort 5.2.1, 5.5, 5.6.8, 5.7, 5.14.2, 5.14.3, 5.15.1, 5.15.2 8.8 Inadequate design or location of visual display units 5.8.4 10.1 Failure/disorder of the control system 5.2.2, 5.8.3 10.6 Errors made by the operator 5.8.2, 5.8.4 13 Failure of the power supply 5.2.3, 5.14.4, 5.14.5, 5.14.6
Hazards due to mobility
20.1 Hazards when starting 5.4.1 20.2 Movement without a driver at the driving position 5.3.8, 5.8.1 20.3 Movement without all parts in a safe position 5.8.4 SIST EN 15059:2009
EN 15059:2009 (E) 9 Table 1 (continued) No. Hazard as defined in Annex A of EN 1050:1996 Clause 20.6 Insufficient ability of machinery to be slowed down, stopped and immobilised 5.2.3, 5.5 21.1 Fall of persons during access to (or at/from) the work position 5.6.5, 5.7.2, 5.7.6 21.2 Exhaust gases/lack of oxygen at the work position 5.9.1, 5.9.3 21.3 Fire (flammability of the cab, lack of extinguishing means) 5.6.12 21.4 Mechanical hazards at the work position: roll-over penetration by objects 5.6.3, 5.6.9, 5.6.10, 5.7.4, 21.5 Insufficient visibility from the work positions 5.7.5, 5.12, 5.13, 5.14.1 21.6 Inadequate lighting 5.6.14, 5.10,1, 5.10.2 21.7 Inadequate seating 5.7 21.8 Noise 5.16, 7.1.1 16) 21.9 Vibration at the work position 5.7.3 21.10 Insufficient means for evacuation/emergency exit 5.6.4, 5.6.14 22.1 Inadequate location of manual controls 5.2.1, 5.5 22.2 Inadequate design of manual controls and their mode of operation 5.2.1, 5.5, 5.6.8, 5.8.1, 5.8.2 23 Hazards from handling the machine (lack of stability) 5.14.2, 5.15.2 24.1 Hazards from the engine and the batteries 5.15.1, 5.15.3 25.1 Unauthorised start-up/use 5.4.2 25.3 Lack or inadequacy of visual or acoustic warning means 5.6.11, 5.10.3, 5.10.4, 5.10.5, 5.10.6, 5.11.1, 5.11.2 26 Hazards from insufficient instructions for the driver/operator 5.6.14 Other Hazard from missing first aid means 5.6.13 5 Safety requirements and/or protective measures 5.1 General Machinery shall comply with the safety requirements and/or protective measures of this clause. In addition the machinery shall be designed according to the principles of EN ISO 12100 for hazards relevant but not significant which are not dealt with by this document (e.g. sharp edges). 5.2 Steering system 5.2.1 Steering systems shall enable the snow grooming equipment to be steered easily. 5.2.2 The system of control of the steering system shall as a minimum comply with performance level c of EN ISO 13849-1. 5.2.3 Snow grooming equipment shall remain steerable even in the event of failure of the drive system. If this is not possible, or in case the steering system fails due to other malfunctions, it shall be possible to immobilise the snow grooming equipment without losing control (see also 5.3). SIST EN 15059:2009
EN 15059:2009 (E) 10 5.3 Brakes 5.3.1 Snow grooming equipment shall have two independent brake systems with independent actuating systems to the extent that one of the two brake systems shall be fully effective in the event of failure of the other. The actuating systems shall act via separate means on different braking surfaces, such as brake pads, brake shoes or brake plates. These braking surfaces may be accommodated in or on a common brake drum or brake disc. 5.3.2 One of the braking systems shall act as a parking brake. A mechanical linkage shall be provided as the means of actuation for the parking brake. 5.3.3 In exception from 5.3.1, only the parking brake function is required of one of the two braking systems referred to in 5.3.1 if the primary snow grooming equipment drive system provides a dependable braking effect (e.g. machines having hydrostatic drive). 5.3.4 Brake systems shall act on parts permanently connected to the driven wheels. Any disengagement of those parts from the driven wheels shall not be possible. 5.3.5 The parking brake shall be capable of keeping the machine immobilised: 1) without propulsion under all intended conditions (terrain, slope); 2) on a horizontal surface with a maximum propulsion torque. 5.3.6 Brake systems shall be designed such that environmental influences such as moisture, snow and ice do not render them ineffective. 5.3.7 It shall be possible during normal maintenance to check the condition of brake pads, brake shoes and brake plates. It shall be possible to check the brake fluid level without the use of tools. 5.3.8 Snow grooming equipment shall be fitted with a warning system that triggers an acoustic signal that is stronger than the surrounding noise if the driver exits the driver's cab without applying the parking brake.
Alternatively, an interlock shall be provided such that the parking brake is engaged automatically at the opening of any cabin door (e.g. electrical switches on the doors). Disengagement of the parking brake shall only be possible by an intentional action of the driver in the driving position. 5.4 Setting in motion 5.4.1 The snow grooming equipment shall remain immobile when the engine is started. Any inadvertent movement shall be avoided. 5.4.2 It shall be possible to protect snow grooming equipment against unauthorised use, for example by an ignition lock or lockable driver's cab. 5.5 Tensioners for tracks Manual tensioners for tracks shall be directly accessible and shall be designed such that they can be easily operated. 5.6 Driver's cab 5.6.1 Snow grooming equipment shall be equipped with an enclosed driver's cab that provides adequate protection against the effects of the weather. 5.6.2 The driver's cab shall be provided with means of heating and ventilation (see also 5.7.5). SIST EN 15059:2009
EN 15059:2009 (E) 11 5.6.3 The driver's cab shall be equipped with a roll-over protective structure (ROPS). As regards lateral and vertical directions of load application, the requirements of EN ISO 3471:2008 apply. The loads to be applied to the ROPS during the test shall be at least those given in Table 2 as a function of the mass (M) in kg of the snow grooming equipment. Table 2 — Test loads for snow grooming equipment Load 6304700≤
[J] 25,1000108007M 25,1000108007M Vertical load-application force FV
[N] M×77,11 M×77,11 NOTE M is a numerical value without dimension.
NOTE Requirements for the load-application forces acting in the longitudinal direction are omitted, because risk analysis has verified the unlikelihood of a snow grooming equipment overturning in the longitudinal direction. In addition to 8.3 of EN ISO 3471:2008, the portion of the deflection limiting volume (DLV) above the LA line as defined in EN ISO 3164:1999 is allowed to deviate (lean) up to 15° laterally, as shown in Figure 2, provided the minimum energy requirement as specified in Table 2 is met. The portion of the DLV below the LA line can be disregarded. SIST EN 15059:2009
EN 15059:2009 (E) 12
Key 1 up to 15° 2 LA 3 centre point Figure 2 — Deflection limiting volume (DLV); front view 5.6.4 In order to facilitate egress in the event of an emergency, driver's cabs shall have an emergency exit facing in a direction different to that of the normal exit. Suitable exits are, for example, a second door, a window designed especially for this purpose, or an aperture in the roof of the cab. An opening to permit the passage of a person shall be at least 400 mm by 600 mm. 5.6.5 The driver's cab shall be constructed and positioned in such a way that easy and safe access for the driver and occasional passenger(s) is possible. Access using the track flats is permissible if grab handles in accordance with Clause 9 of EN ISO 2867:2008 are provided. If the driver's cab has side doors, the doors shall be rear-hinged or top-hinged in order to permit safe entry and exit from the front side. 5.6.6 Door latches shall be designed such that the doors cannot be opened inadvertently and the doors cannot open by themselves in all operating conditions. 5.6.7 Door and window openers shall be easily operated and the doors and windows shall be provided with devices to prevent their inadvertent closing. 5.6.8 The space for the driver's and occasional passenger's positions shall provide sufficient space for allowing normal movements. The minimum clearance for the seated machine operator inside the driver's cab shall be in accordance with EN ISO 3411:2007. The minimum space envelope height R1 as defined in Figure 5 of EN ISO 3411:2007 and measured from the seat index point (SIP), as defined in EN ISO 5353:1998, shall be 920 mm. SIST EN 15059:2009
EN 15059:2009 (E) 13 5.6.9 For the glazing of windows and doors safety glass according to ECE R 43:1990 or a glazing material having similar characteristics shall be used. 5.6.10 Windows shall be so designed that the glazing material cannot be pushed into the cab. The means of attachment for the glazing material shall be so designed to resist a pressure at least equal to that which can be absorbed by the surface of the glazing material. 5.6.11 Provision shall be made in the driver's cab for the installation (space, electrical supply) of a radio transceiver. It shall be possible to position the radio transceiver in such a way, that it is readily accessible to the driver and easy to operate with a safety belt fastened. 5.6.12 A suitable, fully operational fire extinguisher with the extinguishing capability for a 13 A test object for class A fires and a 70 B test object for class B fires according to EN 3-7 shall be installed in a holding device at a readily accessible location in the driver's cab. The inner trim, upholstery, insulation and other parts of the machine for which insulating materials are used shall be made of fire-retardant material. Flame propagation of this material shall not exceed 200 mm/min in accordance with ISO 3795:1989. 5.6.13 The driver's cab shall be equipped with a suitable space for a first-aid box. 5.6.14 The driver's cab shall be fitted with compartments/holding devices for hand-held searchlights. The driver's cab shall have a readily accessible stowage compartment of adequate size for the operating instructions. 5.7 Seat 5.7.1 The driver's seat shall comply with the requirements of ISO 11112 without Amendment 1. 5.7.2 If the intended use of the machine includes the occasional transport of person(s) in the cab, seats shall be provided for these persons. These seats shall be upholstered. 5.7.3 The driver’s position shall be equipped with a suspended seat, which meets the input spectrum class PG (see Annex A). This input spectral class considers the specific vibration characteristics of snow grooming equipment and is based on the spectral classes EM5 and EM6 (filter cut-off frequency) of EN ISO 7096:2008. The SEAT factor according to EN 30326-1:1994 shall be below 0,7 under test conditions. The transmissibility (see EN 30326-1:1994, 9.2) H(fr) = aS(fr)/aP(fr) at resonance along the vertical axis shall be less than 2. The tolerances (see EN 30326-1:1994, 8.1) shall meet the requirements of ISO 7096:2008, 5.5. 5.7.4 The driver's seat and occasional passenger's seat(s) shall be fitted with seat belts in accordance with EN ISO 6683:2008. 5.7.5 The design of snow grooming equipment shall provide for the driver an adequate view of the driving and operating zone. Windscreen and rear window shall be fitted with wipers. The heating and ventilation system shall include systems for de-icing and defogging all windows (windscreen, rear window and side windows) that are important for a view out of the cab. Defogging and de-icing for providing an unobstructed vision during operation shall be ensured, if necessary in combination with additional systems such as electrically heated window panes. Side windows shall open. 5.7.6 If for exceptional situations the transport of instructed people on the load platform is part of the intended use, the platform shall be equipped with a cabin for the carriage of persons or, as a minimum have at all open sides guard-rails with a height between 1 100 mm and 1 200 mm, and knee and foot rails in accordance with EN ISO 14122-3. Deviating from these requirements, a side guard rail in combination with suitable handholds and grips is adequate for the carriage of up to three instructed persons (for example SIST EN 15059:2009
EN 15059:2009 (E) 14 operating personnel) on the load platform. Visual contact shall be possible between the driver and the persons on the platform. 5.8 Control systems and their actuators, instruments 5.8.1 Protective collars, locks, etc. shall secure the actuators of control systems against inadvertent actuation, if such actuation could initiate hazardous movements. This applies in particular to the possibility of inadvertent actuation by a person entering or exiting the driver's cab. This requirement does not apply to actuators designed to permit operation only in conjunction with some other actuator (e.g. two-handed operation). The controls for the travel movement shall be arranged such that only a person seated at the driver's position can activate them, in general by the location and/or the combination of the control devices. 5.8.2 Controls for the actuation of power-driven working attachments shall be designed, such that movement initiated by the control stops when it is released, unless a latched position is necessary for operational reasons. 5.8.3 The machines shall have sufficient immunity to electromagnetic disturba
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