EN 940:1997/prA1

SLOVENSKI STANDARD
01-april-2009
Varnost lesnoobdelovalnih strojev - Kombinirani lesnoobdelovalni stroji
Safety of woodworking machines - Combined woodworking machines
Sicherheit von Holzbearbeitungsmaschinen - Kombinierte Holzbearbeitungsmaschinen
Sécurité des machines pour le travail du bois - Machines combinées pour le travail du
bois
Ta slovenski standard je istoveten z: EN 940:1997/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 940:1997
NORME EUROPÉENNE
EUROPÄISCHE NORM
prA1
January 2009
ICS 79.120.10
English Version
Safety of woodworking machines - Combined woodworking
machines
Sécurité des machines pour le travail du bois - Machines Sicherheit von Holzbearbeitungsmaschinen - Kombinierte
combinées pour le travail du bois Holzbearbeitungsmaschinen
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 940:1997. 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 940:1997/prA1:2009: E
worldwide for CEN national Members.

Contents Page
Foreword.3
1 Modification to the Foreword .4
2 Modification to Clause 1, Scope.4
3 Modification to Clause 2, Normative references .4
4 Modification to 3.1, Definitions.6
5 Modification to Clause 4, List of hazards.6
6 Modification to Clause 5, Safety requirements and/or measures.8
7 Modification to 5.1.1, Safety and reliability of control systems.8
8 Modification 5.1.2, Position of controls.8
9 Modification to 5.1.3, Starting.9
10 Modification to 5.1.4, Normal stopping .9
11 Modification to 5.1.5, Emergency stop .9
12 Modification to 5.1.6, Mode selection .9
13 Modification to 5.1.8, Failure of power supply.9
14 Modification to 5.3.1, Fire and explosion .9
15 Modification to 5.4, Electricity.9
16 Modification to 5.5, Ergonomics and handling.9
17 Modification to 5.12, Radiation.10
18 Modification to 5.16, Isolation .10
19 Modification to 5.17, Maintenance .10
20 Modification to Clause 6, Information for use (hanging paragraph) .10
21 Modification to 6.2, Marking .11
22 Modification to 6.3, Instruction handbook .11
23 Modification of Annex A, Test for the stability and rigidity of a combined machine fitted
with a mortising element.11
24 Modification to Annex ZA .12
25 Addition of Annex ZB .13

Foreword
This document (EN 940:1997/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, see informative Annexes ZA and ZB, which are integral parts of this
document.
1 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.".
2 Modification to Clause 1, Scope
Replace first paragraph with:
"This document specifies the significant hazards, hazardous situations and events as listed in Clause 4 which
are relevant to stationary and displaceable combined woodworking machines with two or more of only the
following integrated units:
 surface planing,
 circular sawing (working simultaneously or not with vertical spindle moulding unit),
 vertical spindle moulding,
 boring [mortising] and
 thickness planing)
hereinafter referred to as machines, designed to cut solid wood, chipboard, fibreboard, plywood, and also
these materials where they are covered with plastic laminates or edging or veneer, when they are used as
intended and under the conditions foreseen by the manufacturer.".
Delete the second and third paragraphs and item d) in the fourth paragraph and renumber the last item.
3 Modification to Clause 2, Normative references
Replace the standard paragraph with the following: "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.".
Delete reference EN 292-1:1991 in Clause 2 and replace "EN 292-1:1991" with "EN ISO 12100-1:2003"
throughout the document.
Delete references EN 292-2:1991 and EN 292-2:1991/A1:1995.
Delete reference to EN 418:1992 and add the following: "EN ISO 13850:2006, Safety of machinery —
rd th
Emergency stop — Principles for design (ISO 13850:2006)" and replace "EN 418:1992" in 5.1.5, 3 and 4
paragraphs, with "EN ISO 13850:2006".
Replace "EN 847-1:1997" with "EN 847-1:2005" throughout the document.
Replace "EN 848-1:1997" with "EN 848-1:2007" throughout the document.
Replace "EN 859:1997" with "EN 859:2007" throughout the document.
Replace "EN 860:1997" with "EN 860:2007" throughout the document.
Replace "EN 861:1997" with "EN 861:2007" throughout the document.
Replace "prEN 1870-1:1995" with "EN 1870-1:2007" throughout the document.
Replace "EN 60204-1:1992" with "EN 60204-1:2006" and add in the title
"(IEC 60204-1:2005, modified)".
Delete EN 60227-1 and add "HD 21.1 S4:2002, Cables of rated voltages up to and including 450/750 V and
having thermoplastic insulation — Part 1: General requirements" and replace "prEN 60227-1" with "HD 21.1
S4:2002" throughout the document.
Replace prEN 60245-1 with "HD 22.1 S4:2002, Cables of rated voltages up to and including 450/750 V and
having cross-linked insulation — Part 1: General requirements" and replace "prEN 60245-1" with "HD 22.1
S4:2002" throughout the document.
Replace EN 60439-1 prA 11:1995 with "EN 60439-1:1999, Low-voltage switchgear and controlgear
assemblies — Part 1: Type-tested and partially type-tested assemblies (IEC 60439-1:1999)" and replace
"EN 60439-1/prA 11:1995" with "EN 60439-1:1999" throughout the text.
Replace "EN 60497-4-1:1992" with "EN 60497-4-1:2001" throughout the document and add in the title "(IEC
60497-4-1:2000)".
Replace "EN 60497-5-1:1991" with "EN 60497-5-1:2004" throughout the document and add in the title "(IEC
60947-5-1:2003)".
Replace "EN 61029-1:1995" with "EN 61029-1:2000" throughout the document and replace in the title "(IEC
1029-1:1990, modified)" with "(IEC 61029-1:1990, modified)".
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 61310-1:2008, Safety of machinery — Indication, marking and actuation — Part 1: Requirements for
visual, auditory and tactile signals (IEC 61310-1:2007)
EN ISO 12100-1:2003, Safety of machinery — Basic concepts, general principles for design — Part 1: Basic
terminology and 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)".
4 Modification to 3.1, Definitions
Definition 3.1.12, replace the term with "displaceable machine".
5 Modification to Clause 4, List of hazards
Replace the title of Clause 4 with: "List of significant hazards".
Replace the clause content 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 2 in accordance with Annex A of EN 1050:1996.
Table 2 — 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, 5.2.6, 5.2.7, 5.5
4.2.2, 5
b) relative location; 5.2.6, 5.2.7,
5.2.9
d) mass and velocity (kinetic energy of 5.2.6
elements in controlled or uncontrolled
motion);
e) mechanical strength. 5.2.2
- accumulation of energy inside the machinery:
g) liquids and gases under pressure; 4.2 4.10, 5.5.4 5.7, 5.8
1.1 Crushing hazard 4.2.1 5.2.1

1.2 Shearing hazard 5.2.1
1.3 Cutting or severing hazard 5.2.2, 5.2.3,
5.2.4, 5.2.5,
5.2.6, 5.2.7,
5.2.8
1.4 Entanglement hazard 5.2.7
1.5 Drawing-in or trapping hazard 5.2.7, 5.2.8

1.6 Impact hazard 5.2.5
1.7 Stabbing or puncture hazard 5.2.5
1.9 High pressure fluid injection or ejection 5.7, 5.8, 5.17
hazard
2 Electri
...