EN 859:2007+A1:2009

SLOVENSKI STANDARD
01-februar-2010
9DUQRVWOHVQRREGHORYDOQLKVWURMHY6NREHOMQLVWURML]URþQLPSRGDMDQMHP
Safety of woodworking machines - Hand fed surface planing machines
Sicherheit von Holzbearbeitungsmaschinen - Abrichthobelmaschinen mit Handvorschub
Sécurité des machines pour le travail du bois - Machines à dégauchir à avance manuelle
Ta slovenski standard je istoveten z: EN 859:2007+A1:2009
ICS:
25.080.25 6WURML]DSORãþLQVNRREGHODYR Planing machines
79.120.10 Lesnoobdelovalni stroji Woodworking machines
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 859:2007+A1
NORME EUROPÉENNE
EUROPÄISCHE NORM
November 2009
ICS 79.120.10 Supersedes EN 859:2007
English Version
Safety of woodworking machines - Hand fed surface planing
machines
Sécurité des machines pour le travail du bois - Machines à Sicherheit von Holzbearbeitungsmaschinen -
dégauchir à avance manuelle Abrichthobelmaschinen mit Handvorschub
This European Standard was approved by CEN on 10 May 2007 and includes Amendment 1 approved by CEN on 24 October 2009.

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. Up-to-date lists and bibliographical references concerning such national
standards 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 translation
under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the
official 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 STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2009 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 859:2007+A1:2009: E
worldwide for CEN national Members.

Contents Page
Foreword .4
Introduction .5
1 Scope .6
2 Normative references .6
3 Terms and definitions .8
3.1 General .8
3.2 Definitions .8
3.3 Terms . 10
4 List of significant hazards . 12
5 Safety requirements and/or measures . 14
5.1 General . 14
5.2 Controls . 14
5.2.1 Safety and reliability of control systems . 14
5.2.2 Position of controls . 15
5.2.3 Starting . 16
5.2.4 Normal stopping . 17
5.2.5 Emergency stop . 17
5.2.6 Failure of the power supply . 18
5.2.7 Failure of the control circuit . 18
5.3 Protection against mechanical hazards . 18
5.3.1 Stability . 18
5.3.2 Hazard of break up during operation . 19
5.3.3 Cutterblock holder and cutterblock design . 19
5.3.4 Braking . 19
5.3.5 Work piece supports and guides . 20
5.3.6 Prevention of access to moving parts . 23
5.3.7 Characteristics of guards . 28
5.3.8 Safety appliances. 28
5.4 Protection against non-mechanical hazards . 29
5.4.1 Fire . 29
5.4.2 Noise . 29
5.4.3 Emission of chips and dust . 30
5.4.4 Electricity . 31
5.4.5 Ergonomics and handling . 32
5.4.6 Pneumatics . 32
5.4.7 Hydraulics . 32
5.4.8 Electromagnetic compatibility . 33
5.4.9 Supply disconnection (isolation) . 33
5.4.10 Static electricity . 33
5.4.11 Maintenance . 34
6 Information for use . 34
6.1 General . 34
6.2 Marking . 34
6.3 Instruction handbook . 35
Annex A (normative) Tests for bridge type guards for surface planing machines . 38
A.1 General . 38
A.2 Compression test. 38
A.3 Shock test . 38
A.4 Strength test . 38
Annex B (normative) Table lip resistance test . 40
B.1 General . 40
B.2 Work piece . 40
B.3 Measurements . 43
B.4 Test . 43
B.5 Result . 44
Annex C (normative) Stability test for displaceable machines . 45
Annex D (normative) Impact test method for guards . 46
D.1 General . 46
D.2 Test method . 46
D.2.1 Preliminary remarks . 46
D.2.2 Testing equipment . 46
D.2.3 Projectile for guards . 46
D.2.4 Sampling. 46
D.2.5 Test procedure . 47
D.3 Results . 47
D.4 Assessment . 47
D.5 Test report . 47
D.6 Test equipment for impact test . 47
Annex E (informative) Use of well tried components . 49
Annex F (normative) Use of electronic components . 50
F.1 General . 50
F.2 SRECS design . 50
F.2.1 Components, hardware . 50
F.2.2 Safety related software . 51
Annex G (normative) Braking tests . 53
G.1 Conditions for all tests . 53
G.2 Unbraked run-down time . 53
G.3 Braked run-down time . 53
Annex ZA (informative) Relationship between this European Standard and the Essential
Requirements of EU Directive 98/37/EC . 54
Annex ZB (informative) !Relationship between this European Standard and the Essential
Requirements of EU Directive 2006/42/EC" . 57
Bibliography . 61

Foreword
This document (EN 859:2007+A1:2009) has been prepared by Technical Committee CEN/TC 142
“Woodworking machines - Safety”, the secretariat of which is held by UNI.
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 May 2010, and conflicting national standards shall be withdrawn at the
latest by May 2010.
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 includes Amendment 1, approved by CEN on 2009-10-24.
The start and finish of text introduced or altered by amendment is indicated in the text by tags!"͘
This document supersedes !EN 859:2007".
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 the !Machinery Directives".
!For relationship with EU Directive(s), see informative Annexes ZA and ZB, which are integral parts of this
document."
Organisation contributing to the preparation of this document include the European Association of
Manufacturer of Woodworking Machines "EUMABOIS".
The European Standards produced by CEN/TC 142 are particular to woodworking machines and complement
the relevant A and B standards on the subject of general safety (see introduction of EN ISO 12100-1:2003 for
a description of A, B and C standards).
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 United Kingdom.

Introduction
This document has been prepared to be a harmonised standard to provide one means of conforming to the
essential safety requirements of the Machinery Directive, and associated EFTA regulations.
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 other standards, for machines that
have been designed and built according to the provisions of this type C standard.
The requirements of this document are directed to manufacturers and their authorised representatives of hand
fed surface planing machines. They are also useful for designers and importers.
This document also includes examples of provisions and examples of information to be provided by the
manufacturer to the user.
Common requirements for tooling are given in EN 847-1:2005.
1 Scope
This document !specifies all significant" hazards, hazardous situation and events as listed in Clause 4
relevant to stationary and displaceable hand fed surface planing machines fitted or not with demountable
power feed unit hereinafter referred to as "machines" designed to cut solid wood, chipboard, fibreboard and
plywood when they are used as intended and under the conditions foreseen by the manufacturer.
This document does not apply to:
a) machines set up on a bench or a table similar to a bench, which is intended to carry out work in a
stationary position, capable of being lifted by one person by hand;
NOTE 1 Transportable motor-operated electric tools are dealt with by EN 61029-1:2000 together with
prEN 61029-2-3:2004.
b) hand held planers or any adaptation permitting their use in a different mode, i.e. bench mounting.
NOTE 2 Hand-held motor-operated electric tools are dealt with by EN 60745-1:2006 together with EN 60745-2-14:2003.
This document is not applicable to hand fed surface planing machines which are manufactured before the
date of its publication as EN.
NOTE 3 Machines covered by this document are listed under A.2 of Annex IV of the Machinery Directive.
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.
!deleted text"
EN 847-1:2005, Tools for woodworking — Safety requirements — Part 1: Milling tools, circular saw blades
EN 982:1996, Safety of machinery — Safety requirements for fluid power systems and their components —
Hydraulics
EN 983:1996, Safety of machinery — Safety requirements for fluid power systems and their components —
Pneumatics
EN 1005-2:2003, Safety of machinery — Human physical performance — Part 2: Manual handling of
machinery and component parts of machinery
EN 1005-4:2005, Safety of machinery — Human physical performance — Part 4: Evaluation of working
postures and movements in relation to machinery
EN 1037:1995, Safety of machinery — Prevention of unexpected start-up
EN 50178:1997, Electronic equipment for use in power installations
EN 50370-1:2005, Electromagnetic compatibility (EMC) — Product family standard for machine tools —
Part 1: Emission
EN 50370-2:2003, Electromagnetic compatibility (EMC) — Product family standard for machine tools —
Part 2: Immunity
EN 60204-1:2006, Safety of machinery — Electrical equipment of machines — Part 1: General requirements
(IEC 60204-1:2005, modified)
EN 60439-1:1999, Low-voltage switchgear and controlgear assemblies — Part 1: Type-tested and partially
type-tested assemblies (IEC 60439-1:1999)
EN 60529:1991, Degrees of protection provided by enclosures (IP code) (IEC 60529:1989)
!EN 61310-1:2008, Safety of machinery — Indication, marking and actuation — Part 1: Requirements for
visual, auditory and tactile signals (IEC 61310-1:2007)"
EN 61496-1:2004, Safety of machinery — Electro-sensitive protective equipment — Part 1: General
requirements and tests (IEC 61496-1:2004, modified)
EN 61508-3:2001, Functional safety of electrical/electronic/programmable electronic safety-related systems —
Part 3: Software requirements (IEC 61508-3:1998 + Corrigendum 1999)
EN 62061:2005, Safety of machinery — Functional safety of safety-related electrical, electronic and
programmable electronic control systems (IEC 62061:2005)
EN ISO 3743-1:1995, Acoustics — Determination of sound power levels of noise sources — Engineering
methods for small, movable sources in reverberant fields — Part 1: Comparison method for hard-walled test
rooms (ISO 3743-1:1994)
EN ISO 3743-2:1996, Acoustics — Determination of sound power levels of noise sources using sound
pressure — Engineering methods for small, movable sources in reverberant fields — Part 2: Methods for
special reverberation test rooms (ISO 3743-2:1994)
EN ISO 3744:1995, Acoustics — Determination of sound power levels of noise sources using sound pressure
— Engineering method in an essentially free field over a reflecting plane (ISO 3744:1994)
EN ISO 3745:2003, Acoustics — Determination of sound power levels of noise sources using sound pressure
— Precision methods for anechoic and semi-anechoic rooms (ISO 3745:2003)
EN ISO 3746:1995, Acoustics — Determination of sound power levels of noise sources using sound pressure
— Survey method using an enveloping measurement surface over a reflecting plane (ISO 3746:1995)
EN ISO 4871:1996, Acoustics — Declaration and verification of noise emission values of machinery and
equipment (ISO 4871:1996)
EN ISO 9614-1:1995, Acoustics — Determination of sound power levels of noise sources using sound
intensity — Part 1: Measurement at discreet points (ISO 9614-1:1993)
EN ISO 11202:1995, Acoustics — Noise emitted by machinery and equipment — Measurement of emission
sound pressure levels at the work station and at other specified positions — Survey method in situ
(ISO 11202:1995)
EN ISO 11204:1995, Acoustics — Noise emitted by machinery and equipment — Measurement of emission
sound pressure levels at a work station and at other specified positions — Method requiring environmental
corrections (ISO 11204:1995)
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 13849-1:2008", Safety of machinery — Safety-related parts of controls systems — Part 1:
General principles for design (ISO 13849-1:2006)
!EN ISO 13849-2:2008", Safety of machinery — Safety-related parts of control systems — Part 2:
Validation (ISO 13849-2:2003)
!EN ISO 13850:2006, Safety of machinery — Emergency stop — Principles for design
(ISO 13850:2006)"
!EN ISO 13857:2008, Safety of machinery — Safety distances to prevent hazard zones being reached by
upper and lower limbs (ISO 13857:2008)"
HD 22.4 S4:2004, Cables of rated voltages up to and including 450/750 V and having crosslinked insulation —
Part 4: Cords and flexible cables
ISO 7571:1986, Woodworking machines — Surface planing machines with cutterblock for one-side dressing
— Nomenclature and acceptance conditions
ISO 7960:1995, Airborne noise emitted by machine tools — Operating conditions for woodworking machines
3 Terms and definitions
3.1 General
For the purposes of this document, the terms and definitions given in EN ISO 12100-1:2003 and the following
apply:
3.2 Definitions
3.2.1
handfed surface planing machine
machine designed for cutting off layers of the lower surface of a work piece by a cutterblock rotating around a
horizontal axis, mounted at right angles to the infeed direction between two tables designed to position and
support the work piece
NOTE The cutterblock is a cylindrical shaped complex tool equipped with blades with horizontal straight cutting line
that cuts while rotating (see also for a description of the complex tool EN 847-1:2005). The work piece is fed into the
machine against the direction of the cut.
3.2.2
hand feed
manual holding and/or guiding of the work-piece. Hand feed includes the use of a demountable power feed
unit
3.2.3
stationary machine
machine designed to be located on or fixed to the floor or other parts of the structure of the premises and to
be stationary during use
3.2.4
displaceable machine
machine which is located on the floor, stationary during use and equipped with a device, normally wheels,
which allows it to be moved between locations
3.2.5
demountable power feed unit
feed mechanism which is mounted on the machine so that it can be moved from its working position without
the use of a spanner or similar additional device
3.2.6
kickback
particular form of ejection describing the uncontrolled movement of the work piece or parts of it opposite to the
direction of feed during processing
3.2.7
run-down time
elapsed time from the actuation of the stop control device to cutterblock stand still
3.2.8
run-up time
elapsed time from the actuation of the start control device until the spindle reaches the actual speed related to
the intended speed
3.2.9
operator position
position in which the operator feeds the machine with the work piece
3.2.10
machine actuator
power mechanism used to effect motion of the machine
3.2.11
safety programmable logic controller (PLC)
programmable logic controller dedicated to safety related application designed in the required category
according to !EN ISO 13849-1:2008"
3.2.12
safety related electrical control system (SRECS)
electrical part of a control system whose failure can result in an immediate increase of the risk(s)
[3.2.4 of EN 62061:2005]
3.2.13
embedded software
software that is part of the system supplied by the manufacturer that is not normally accessible for
modification
NOTE 1 Firmware or system software are examples of embedded software (3.2.47 of EN 62061:2005).
NOTE 2 Manufacturer means manufacturer of the system.
NOTE 3 For example, the operating system of a speed monitoring device.
3.2.14
application software
software specific to the application that is specifically implemented by the designer of the SRECS generally
containing logic sequences, limits and expressions that control the appropriate inputs, outputs, calculations
and decisions necessary to meet SRECS functional requirements
[3.2.46 of EN 62061:2005]
NOTE For example, the PLC program to run a machine.
3.2.15
safety related part of a control system (SRP(CS))
part or subpart(s) of a control system that responds to input signals and generates safety-related output
signals
NOTE The combined safety-related parts of a control system start at the point where the safety-related signals are
initiated (including e.g. the actuating cam and the roller of the position switch) and end at the output of the power control
elements (including e.g. the main contacts of the contactor). This also includes monitoring systems (3.1 of
!EN ISO 13849-1:2008").
3.2.16
information from the supplier
statement, sales literature, leaflets or other documents, where a manufacturer (or supplier) declares either the
characteristics or the compliance of the material or product to a relevant standard

3.3 Terms
The names of the main parts of the machine are shown in Figure 1. Working operations when using the
machine in the surfacing mode are shown in Figure 2.

Ke y
1 main frame
2 infeed table
3 outfeed table
4 tiltable fence
5 bridge guard
6 bridge guard adjustment
7 guard rear the fence
8 cutterblock
9 controls
10 fence tilting adjustment
11 table height adjustment
12 dust extraction outlet
Figure 1 — Example of hand fed surface planing machine

Figure 2 — Planing (left) and edging (right)
4 List of significant hazards
This clause contains !all significant" hazards, hazardous situations and events (see EN 1050:1996), as
far as they are dealt with in this document, identified by risk assessment as significant for the machines as
defined in the scope and which require action to eliminate or reduce the risk. This document deals with these
significant hazards by defining safety requirements and / or measures or by reference to relevant standards.
These hazards are listed in Table 1 in accordance with Annex A of EN 1050:1996.
Table 1 — List of significant hazards
Hazards, hazardous situations and Relevant
No hazardous events EN ISO 12100 clause of
this
document
Part 1: Part 2:
2003 2003
1 Mechanical hazards related to:
- machine parts or work pieces due to:
a) shape; 4.2 4.2.1, 5.3.3, 5.3.5,
4.2.2, 5 5.3.6
b) relative location; 5.2.2, 5.3.5,
5.3.6
c) mass and stability (potential energy 5.3.1, 5.3.5
of elements which may move under
the effect of gravity);
e) mechanical strength; 5.3.5, 5.3.6,
5.3.7
- accumulation of energy inside the machinery by:
f) elastic elements (springs); 4.2 4.10, 5.3.6
5.5.4
g) liquids and gases under pressure.  5.4.6, 5.4.7
1.1 Crushing hazard 4.2.1
5.3.7
1.3 Cutting or severing hazard 5.3.3, 5.3.7
1.4 Entanglement hazard 5.3.7
1.5 Drawing-in or trapping hazard 5.3.7
1.6 Impact hazard 5.3.5
1.9 High pressure fluid injection or  5.4.6, 5.4.7
ejection hazard
2 Electrical hazards due to:
2.1 Contact of persons with live parts 4.3 4.9, 5.4.4
(direct contact) 5.5.4
2.2 Contact of persons with parts which 4.3 4.9 5.4.4
have become live under faulty
conditions (indirect contact)
to be continued
Table 1 — List of significant hazards (continued)
Hazards, hazardous situations and Relevant
No hazardous events EN ISO 12100 clause of
this
document
Part 1: Part 2:
2003 2003
4 Hazards generated by noise, resulting in:
4.1 Hearing loss (deafness), other 4.5 4.2.2, 5 5.4.2
physiological disorders (loss of
balance, loss of awareness)
4.2 Interference with speech  5.4.2
communication, acoustic signals
7 Hazards generated by materials and substances (and their constituent
elements) processed or used by the machinery:
7.1 Hazards from contact with or 4.8 4.3b, 5.4.3
inhalation of harmful fluids and dusts 4.4
7.2 Fire 4.8 4.4 5.4.1
8 Hazards generated by neglecting ergonomic principles in machinery
design:
8.1 Unhealthy postures or excessive effort 4.9 4.7, 5.2.2
4.8.2,
4.11.12,
5.5.5,
5.5.6
8.2 Hand-arm or foot-leg anatomy 4.9 4.8.3 5.3.6
8.4 Local lighting 4.8.6 6.3
8.6 Human error, human behaviour 4.9 4.8, 6.3
4.11.8,
4.11.10,
5.5.2, 6
8.7 Design, location or identification of 4.8.7, 5.2.2
manual controls 4.11.8
8.8 Design or location of visual display 4.8.2, 5.4.5, 6.2
units 6.2
9 Hazard combination 4.11 5.2.3, 5.2.5,
5.2.6, 5.2.7,
5.4.9 and
5.4.10
10 Unexpected start-up, unexpected overrun/overspeed (or any similar
malfunction) from:
10.1 Failure/disorder of the control system  4.11, 5.2.1, 5.2.6,
5.5.4 5.2.7
10.2 Restoration of energy supply after an 4.11.4 5.2.6
interruption
10.3 External influences on electrical 4.11.11 5.2.1, 5.4.8,
equipment Annex F
to be continued
Table 1 — List of significant hazards (concluded)
Hazards, hazardous situations and Relevant
No hazardous events EN ISO 12100 clause of
this
document
Part 1: Part 2:
2003 2003
10.5 Errors in the software 4.11.7 Annex F
11 Impossibility of stopping the 4.11.1, 5.2.4, 5.2.5,
machine in the best possible 4.11.3, 5.3.4
conditions 5.5.2
13 Failure of the power supply 4.11.1, 5.2.6
4.11.4
14 Failure of the control circuit 4.11, 5.2.1, 5.2.7
5.5.4
16 Break-up during operation 4.2.2 4.3 5.3.2
17 Falling or ejected objects or fluids 4.2.2 4.3, 5.3.2, 5.3.3,
4.10 5.3.5
18 Loss of stability / overturning of 4.2.2 5.2.6 5.3.1
machinery
5 Safety requirements and/or measures
5.1 General
The machine shall comply with the safety requirements and/or protective measures of Clause 5.
NOTE 1 In addition, the machine should be designed according to the principles of EN ISO 12100:2003 (parts 1 and 2)
for hazards relevant but not significant, which are not dealt with by this document (e.g. sharp edges of the machine frame).
NOTE 2 For guidance in connection with risk reduction by design see Clause 4 of EN ISO 12100-2:2003 and for
safeguarding measures see Clause 5 of EN ISO 12100-2:2003.
5.2 Controls
5.2.1 Safety and reliability of control systems
5.2.1.1 General
For the purpose of this document safety related part of a control system means the system from the initial
device, e.g. actuator or position detector or sensor up to and including the power control element of the final
machine actuator, e.g. motor or brake. Safety related parts of the control system of this machine comprise
parts concerning the following functions and they shall fulfil the requirements of the categories given below
according to !EN ISO 13849-1:2008":
 starting: category 1 or 3 (see 5.2.3 and 5.3.4.2);
 normal stopping: category 1 or 3 (see 5.2.4);
 emergency stop: category 1 or 3 (see 5.2.5);
 interlocking: category 1 (see 5.2.3, 5.2.6, 5.3.4.2 and 5.3.6.2);
 interlocking with guard locking: category 1 (see 5.2.4, 5.2.5 and 5.3.6.2);
 braking: category 1 or 2 (see 5.3.4);
 preventing of unexpected start up in the event of power supply failure: category 1 or 3 (see 5.2.6 and
5.2.7);
 brake release: category B (see 5.3.4.1, 5.3.4.2);
 motor switching off (where a mechanical brake is fitted and in certain conditions): category 1 (see
5.3.4.1);
 for interlocking of the power supply to a socket for the de-mountable power feed unit with cutterblock
rotation: category 1 (see 5.2.3);
 hold to run control: category 1 or 3 (see 5.2.3);
 planing table(s) powered adjustment initiation (s): category B, 1 or 3 (see 5.2.3);
Where more than one category is given further information about the necessary type is specified in the quoted
clauses.
Where category 1 is required category 3 or 4 also fulfils the requirement. Where category 2 is required
categories 3 and 4 also fulfil the requirements, where category 3 is required category 4 also fulfils the
requirement.
NOTE  6.3 of !EN ISO 13849-1:2008" gives useful information on combination of safety-related parts to the
same or different categories.
Verification: By checking the relevant drawings and/or circuit diagrams and inspection of the machine.
5.2.1.2 Use of well tried components
Components are considered well tried if they comply with 6.2.4 of !EN ISO 13849-1:2008" (see Annex E).
NOTE 1 Well tried electrical components are listed in Table D.3 of !EN 13849-2:2008".
NOTE 2 !EN 13849-2:2008" gives useful information on assessment of well-tried components, possible exclusion
of faults etc.
Verification: By checking the relevant drawings and/or circuit diagrams and inspection of the machine.
5.2.1.3 Use of electronic components
If electronic components are used the requirements given in Annex F shall be met.
Verification: By checking the relevant drawings and/or circuit diagrams, inspection of the machine,
measurement and relevant functional testing of the machine.
5.2.2 Position of controls
The electrical control actuator for starting, normal stopping, emergency stop and powered table(s) adjustment
(if fitted see 5.2.3) shall be located either:
a) at the infeed table side of the machine at least 600 mm from the floor and at least 50 mm below the upper
surface of the table, or
b) at a fixed or moveable control panel fixed to the machine the controls of which are not more than
1 800 mm above the floor level and the distance between its front face and the front edge of the infeed
table shall be not more than 650 mm. The front face of the panel shall not protrude beyond the surface
planing table at the operator position side.
Verification: By checking the relevant drawings, measurement and inspection of the machine.
5.2.3 Starting
Before starting or restarting the machine all the interlocked safeguards shall be in place and functional. This is
achieved by the interlocking arrangement described in 5.3.7. For non interlocked guards, guides adjustments'
provisions before starting see 6.3 j).
Start or restart shall only be possible by actuation of the start control device provided for that purpose.
For electrically operated machines the requirements of 9.2.5.2 of EN 60204-1:2006 shall apply and in addition:
 for the purpose of this document "operation" means rotation of the cutterblock and/or powered
adjustment;
 start of a demountable power feed unit – if fitted – shall be possible only where the tool spindle motor is
running at full speed e.g. by using a time delay of fail safe technique e.g. of capacity type conforming to
the requirements of category 3 according to !EN ISO 13849-1:2008";
 design of the control circuits shall be such as to satisfy the starting sequence requirements. If a time
delay device is used the time delay shall be at least equal to the run-up time. The time delay shall be
fixed or the time delay device adjustment shall be sealed.
When the table(s) adjustment is powered, the control shall be of the hold to run control type.
For machines with table(s) adjustment preset electronic control:
-1
 either the table(s) adjustment speed shall not exceed 10 mm s and the start command may be category
B according to !EN ISO 13849-1:2008", or
 adjustment for the table(s) shall be initiated by a start command from the operator (e.g. push button) the
control circuit of which conforms to category 1 or to category 3 in accordance with the requirements of
!EN ISO 13849-1:2008".
At the end of programmed adjustment the power shall be cut to the adjustment actuator. A new initiation shall
be necessary to perform additional adjustment.
The category of the control circuits (also see 5.2.1) for start and restart of the machine and for a demountable
power feed unit (if fitted) shall be in accordance with the requirements of !EN ISO 13849-1:2008" and at
least:
a) category 1 if the control circuits are hardwired;
b) category 3 if the control circuits include electronic components.
The category of the control circuit (also see 5.2.1) for hold-to-run control shall be in accordance with the
requirements of !EN ISO 13849-1:2008" and at least:
1) category 1 if the control circuits are hardwired;
2) category 3 if the control circuits include electronic components.
Verification: By checking the relevant drawings and/or circuit diagrams, inspection of the machine and relevant
functional testing of the machine.
5.2.4 Normal stopping
The machine shall be fitted with a stop control system, where by the machine and – if fitted – a demountable
power feed unit can be brought safely to a complete stop. The stopping action shall include disconnection
from energy supply of all machine actuators and actuate the brake (if fitted see 5.3.4).
The normal stop control system shall be in accordance with the requirements in 9.2.2 of EN 60204-1:2006
shall be of:
a) category 1 where the machine is fitted with an electric brake, or
b) category 0 where the machine is fitted with a mechanical brake or the brake is not fitted.
For a category 1 normal stop control system, the stopping sequence shall be:
1) cut at the same time power to a socket for connection of a demountable power feed unit and to the
cutterblock motor and to the table adjustment if under preset electronic control, and apply the brake;
2) cut power to the brake after the tool has come to rest e.g. by a time delay of fail safe technique e.g.
of capacity type or conforming to the requirements of category 3 according to
!EN ISO 13849-1:2008".
The design of the control circuits shall be such as to satisfy the normal stopping sequence requirements. If a
time delay device is used the time delay shall be at least equal to the braking time. The time delay shall be
fixed or the time delay adjustment device shall be sealed.
The category of the control circuits (also see 5.2.1) for normal stopping shall be in accordance with the
requirements of !EN ISO 13849-1:2008" and at least:
i) category 1 if the control circuits are hardwired;
ii) category 3 if the control circuits include electronic components.
For machines designed to be used with de-mountable power feed unit or if a socket for a demountable power
feed unit is fitted a separate category 1 stop control device in accordance with the requirements in 9.2.2 of
EN 60204-1:2006 shall be provided for the de-mountable power feed unit only.
Verification: By checking the relevant drawings and/or circuit diagrams, inspection of the machine and relevant
functional testing of the machine.
5.2.5 Emergency stop
Machines designed to be used with a demountable power feed unit or fitted with a socket for a demountable
power feed unit or with preset electronic control for adjusting the height of the table(s) shall be fitted with an
emergency stop control device which conforms to the requirements of 9.2.5.4.2 and 10.7 of EN 60204-1:2006.
The emergency stop control device shall be at any time of self latching type.
In addition the following requirements shall be met:
If the machine is fitted with a mechanical brake the emergency stop function shall conform to category 0 in
accordance with the requirements in 4.1.4 of EN ISO 13850
...