EN 12779:2004/prA1

Safety of woodworking machines - Chips and dust extraction systems with fixed installations - Safety related performances and safety requirements

Sicherheit von Holzbearbeitungsmaschinen - Ortsfeste Absauganlagen für Holzstaub und Späne - Sicherheitstechnische Anforderungen und Leistungen

Sécurité des machines pour le travail du bois - Installations fixes d'extraction de copeaux et de poussière - Performances relatives à la sécurité et prescriptions de sécurité

Varnost lesnoobdelovalnih strojev - Nepremični sistemi za odstranjevanje odpadnega lesa (trske, drobci itd.) - Varnostne lastnosti in varnostne zahteve

General Information

• Status: Not Published
• ICS: 79.120.10 - Woodworking machines
• Technical Committee: CEN/TC 142 - Woodworking machines - Safety
• Drafting Committee: CEN/TC 142/WG 10 - Chip and dust extraction systems
• Current Stage: 5060 - Closure of Vote - Formal Approval
• Start Date: 15-Jun-2009
• Completion Date: 15-Jun-2009
• Directive: 2006/42/EC - Directive 2006/42/EC of the European Parliament and of the Council of 17 May 2006 on machinery, and amending Directive 95/16/EC (recast)
• Directive: 98/37/EC - Machinery
• Mandate: M/079 - Mandate to CEN and CENELEC for standardization in the field of machines
• Mandate: M/396 - Mandate to CEN and Cenelec for standardisation in the field of machinery
• Ref Project: SIST EN 12779:2005/kprA1:2009 - Safety of woodworking machines - Chips and dust extraction systems with fixed installations - Safety related performances and safety requirements

Relations

• Merged Into: EN 12779:2004+A1:2009 - Safety of woodworking machines - Chip and dust extraction systems with fixed installation - Safety related performances and safety requirements
• Effective Date: 18-Jan-2023
• Amends: EN 12779:2004 - Safety of woodworking machines - Chip and dust extraction systems with fixed installation - Safety related performances and safety requirements
• Effective Date: 22-Dec-2008

Standards Content (Sample)

SLOVENSKI STANDARD
01-april-2009
9DUQRVWOHVQRREGHORYDOQLKVWURMHY1HSUHPLþQLVLVWHPL]DRGVWUDQMHYDQMH
RGSDGQHJDOHVDWUVNHGUREFLLWG9DUQRVWQHODVWQRVWLLQYDUQRVWQH]DKWHYH
Safety of woodworking machines - Chips and dust extraction systems with fixed
installations - Safety related performances and safety requirements
Sicherheit von Holzbearbeitungsmaschinen - Ortsfeste Absauganlagen für Holzstaub
und Späne - Sicherheitstechnische Anforderungen und Leistungen
Sécurité des machines pour le travail du bois - Installations fixes d'extraction de copeaux
et de poussières - Performances relatives à la sécurité et prescriptions de sécurité
Ta slovenski standard je istoveten z: EN 12779:2004/prA1
ICS:
79.120.10 Lesnoobdelovalni stroji Woodworking machines
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
FINAL DRAFT
EN 12779:2004
NORME EUROPÉENNE
EUROPÄISCHE NORM
prA1
January 2009
ICS 79.120.10
English Version
Safety of woodworking machines - Chips and dust extraction
systems with fixed installations - Safety related performances
and safety requirements
Sécurité des machines pour le travail du bois - Installations Sicherheit von Holzbearbeitungsmaschinen - Ortsfeste
fixes d'extraction de copeaux et de poussières - Absauganlagen für Holzstaub und Späne -
Performances relatives à la sécurité et prescriptions de Sicherheitstechnische Anforderungen und Leistungen
sécurité
This draft amendment is submitted to CEN members for unique acceptance procedure. It has been drawn up by the Technical Committee
CEN/TC 142.
This draft amendment A1, if approved, will modify the European Standard EN 12779:2004. If this draft becomes an amendment, CEN
members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this amendment
into the relevant national standard without any alteration.
This draft amendment 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 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.
Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36  B-1050 Brussels
© 2009 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 12779:2004/prA1:2009: E
worldwide for CEN national Members.

Contents Page
Foreword.3
1 Modification to the title page .4
2 Modification to the Foreword .4
3 Modification to Clause 1, Scope.4
4 Modification to Clause 2, Normative references .4
5 Modification to Clause 4, List of significant hazards.5
6 Modification to 5.2.1, General.7
7 Modification to 5.2.2, Safety and reliability of control systems.7
8 Modification to 5.2.3.2, Starting.8
9 Modification to 5.2.3.4, Emergency stop .8
10 Modification to 5.2.6, Failure of the power supply .8
11 Modification to 5.3.1, Stability of supports .8
12 Modification to 5.3.2, Risk of break-up during operation .8
13 Modification to 5.4.1.3, Wood waste accumulation in ducts and separators.8
14 Modification to 5.4.1.4, Ignition sources .8
15 Modification to 5.4.1.5, Damage control in the event of explosion/fire.8
16 Modification to 5.5, Electricity.9
17 Modification to 5.6, Ergonomics and handling.9
18 Modification to 5.14, Isolation .9
19 Modification to 6.1, General.9
20 Modification to 6.3, Marking .10
21 Modification to 6.4.5, Maintenance practice .10
22 Modification to 6.4.6, Noise declaration .10
23 Modification to Annex ZA .11
24 Addition of Annex ZB .12

Foreword
This document (EN 12779:2004/prA1:2009) has been prepared by Technical Committee CEN/TC 142
“Woodworking machines - Safety”, the secretariat of which is held by UNI.
This document is currently submitted to the Unique Acceptance Procedure.
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 Directive.
For relationship with EU Directive(s), see informative Annexes ZA and ZB, which are integral parts of this
document.
1 Modification to the title page
st
Replace the 1 element of the French title with "Sécurité des machines pour le travail du bois" and replace
"Sicherheitstechniche" in the German title with "Sicherheitstechnische".
2 Modification to the Foreword
Replace the fourth paragraph with the following:
"For relationship with EU Directive(s), see informative Annexes ZA and ZB, which are integral parts of this
document.".
3 Modification to Clause 1, Scope
Add the following sentence: "This European Standard is not applicable to machines which are manufactured
before the date of its publication as EN.".
4 Modification to Clause 2, Normative references
Delete the reference to EN 294:1992 and add "EN ISO 13857:2008, Safety of machinery — Safety distances
to prevent hazard zones being reached by upper and lower limbs (ISO 13857:2008)" and replace
"EN 294:1992" with "EN ISO 13857:2008" throughout the document.
Delete the reference to EN 418:1992 and add "EN ISO 13850:2008, Safety of machinery — Emergency stop
nd
— Principles for design (ISO 13850:2006)" and replace "EN 418:1992" in 5.1.5, 2 paragraph, with
"EN ISO 13850".
Delete the reference to EN 954-1:1996 and add "EN ISO 13849-1:2008, Safety of machinery — Safety-related
parts of control systems — Part 1: General principles for design (ISO 13849-1:2006)" and replace
"EN 954-1:1996" with "EN ISO 13849-1:2008" throughout the document.
Replace "EN 1127-1:1997" with "EN 1127-1:2007" throughout the document.
Replace "EN 60204-1:1997" with "EN 60204-1:2006" and replace in the title
"(IEC 60204-1:1992, modified)" with "(IEC 60204-1:2005, modified)".
In reference EN ISO 12100-2:2003, delete "and specifications".
In reference EN ISO 14122-2, replace "Safety means of permanent access" with "Permanent means of
access" and "gangways" with "walkways".
Add the following references:
"EN 614-1:2006, Safety of machinery — Ergonomic design principles — Part 1: Terminology and general
principles
EN 894-1:1997, 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 894-2:1997, Safety of machinery — Ergonomics requirements for the design of displays and control
actuators — Part 2: Displays
EN 894-3:2000, Safety of machinery — Ergonomics requirements for the design of displays and control
actuators — Part 3: Control actuators",
"EN 1005-1:2001, Safety of machinery — Human physical performance — Part 1: Terms and definitions
EN 1005-2:2003, Safety of machinery — Human physical performance — Part 2: Manual handling of
machinery and component parts of machinery
EN 1005-3:2002, Safety of machinery — Human physical performance — Part 3: Recommended force limits
for machinery operation
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 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 60439-1:2008, Low-voltage switchgear and controlgear assemblies — Part 1: Type-tested and partially
type-tested assemblies (IEC 60439-1:2007)" and
"EN 61310-1:1995, Safety of machinery — Indication, marking and actuation — Part 1: Requirements for
visual, auditory and tactile signals (IEC 61310-1:1995)".
5 Modification to Clause 4, List of significant hazards
Replace the text with:
"This clause contains the 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 sub-
No hazardous events EN ISO 12100 clause of this
document
Part 1: Part 2:
2003 2003
1 Mechanical hazards related to:
- machine parts or workpieces:
a) shape; 4.2 4.2.1, 5.4.1.4, 5.4.1.7
4.2.2, 5
b) relative location; 5.2.3, 5.4.1.2,
5.4.1.4, 5.4.1.5,
5.4.1.6, 5.4.1.7
c) mass and stability (potential energy of 5.4.1.7
elements which may move under the
effect of gravity)
d) mass and velocity (kinetic energy of 5.10
elements in controlled or uncontrolled
motion);
e) mechanical strength. 5.3.1, 5.4.1.1,
5.10
- accumulation of energy inside the machinery:
g) liquids and gases under pressure; 4.2 4.10, 5.5.4 5.4.1
h)vacuum 4.2 4.10, 5.5.4 5.4.1
1.1 Crushing hazard 4.2.1 5.4.1.7; 5.3.7

1.2 Shearing hazard 5.4.1.7; 5.3.7

1.3 Cutting or severing hazard 5.4.1.7; 5.3.7

1.4 Entanglement hazard 5.4.1.7; 5.3.7

1.5 Drawing-in or trapping hazard 5.3.7, 5.4.1.7

1.9 High pressure fluid injection or ejection 5.4.3

hazard
2 Electrical hazards due to:
2.1 Contact of persons with live parts (direct 4.3 4.9, 5.5.4 5.2.2; 5.5
contact)
2.2 Contact of persons with parts which have 4.3 4.9 5.2.2; 5.5
become live under faulty conditions
(indirect contact)
2.4 4.3 4.9 5.4.1.4; 5.12
Electrostatic phenomena
3 Thermal hazards resulting in:
3.1 4.4 5.4.1
Burns, scalds and other injuries by a
possible contact of persons with objects
or materials with an extreme high or low
temperature, by flames or explosions and
also by the radiation of heat sources
4 Hazards generated by noise, resulting in:
Hearing loss (deafness), other 4.5 4.2.2, 5 5.4.2; 6.4.6
4.1
physiological disorders (loss of balance,
loss of awareness)
7 Hazards generated by materials and substances (and their constituent elements)
processed or used by the machinery
7.1 Hazards from contact with or inhalation of 4.8 4.3b, 4.4 5.4.1.7, 5.4.3
harmful fluids and dusts
7.2 Fire and explosion hazard 4.8 4.4 5.4.1
8 Hazards generated by neglecting ergonomic principles in machinery design
related to:
8.1 Unhealthy postures or excessive effort 4.9 4.7, 4.8.2, 5.2.3, 5.3.7,
4.11.12, 5.4.1, 5.6
5.5.5, 5.5.6
8.2 Hand-arm or foot-leg anatomy 4.9 4.8.3 5.2.3, 5.4.1, 5.6
8.6 Human error, human behaviour 4.8, 4.11.8, 5.15; 6.4
4.11.10,
5.5.2, 6
8.7 Design, location or identification of 4.8.7, 5.2.3, 5.6
manual controls 4.11.8
8.8 Design or location of visual display units 4.8.8, 6.2 5.2.3
Unexpected start up, unexpected overrun/overspeed (or any similar malfunction)
from:
10.1 Failure/disorder of the control system 4.11, 5.5.4 5
...