EN 1870-1:2007+A1:2009

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.JUDGELãþXSicherheit von Holzbearbeitungsmaschinen - Kreissägemaschinen - Teil 1: Tischkreissägemaschinen (mit und ohne Schiebetisch), Formatkreissägemaschinen und BaustellenkreissägemaschinenSécurité des machines pour le travail du bois - Machines à scier circulaires - Partie 1: Scies circulaires à table de menuisier (avec ou sans table mobile), scies au format et scies de chantierSafety of woodworking machines - Circular sawing machines - Part 1: Circular saw benches (with and without sliding table), dimension saws and building site saws79.120.10Lesnoobdelovalni strojiWoodworking machines25.080.60Strojne žageSawing machinesICS:Ta slovenski standard je istoveten z:EN 1870-1:2007+A1:2009SIST EN 1870-1:2007+A1:2009en,fr01-april-2009SIST EN 1870-1:2007+A1:2009SLOVENSKI
STANDARD
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 1870-1:2007+A1
January 2009 ICS 79.120.10 Supersedes EN 1870-1:2007English Version
Safety of woodworking machines - Circular sawing machines - Part 1: Circular saw benches (with and without sliding table), dimension saws and building site saws
Sécurité des machines pour le travail du bois - Machines à scier circulaires - Partie 1: Scies circulaires à table de menuisier (avec ou sans table mobile), scies au format et scies de chantier
Sicherheit von Holzbearbeitungsmaschinen - Kreissägemaschinen - Teil 1: Tischkreissägemaschinen (mit und ohne Schiebetisch), Formatkreissägemaschinen und Baustellenkreissägemaschinen This European Standard was approved by CEN on 24 February 2007 and includes Amendment 1 approved by CEN on 13 December 2008. 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: rue de Stassart, 36
B-1050 Brussels © 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1870-1:2007+A1:2009: ESIST EN 1870-1:2007+A1:2009

Test for rigidity of building site saws . 81Annex B (normative)
Saw spindle dimensional tolerances . 82Annex C (normative)
Riving knife mounting strength test . 83Annex D (normative)
Riving knife lateral stability test . 84Annex E (normative)
Minimum dimensions of the machine table, extension table and insert . 85Annex F (normative)
Saw blade guard stability test . 88F.1 General . 88F.2 Separately from riving knife mounted saw blade guards . 88F.2.1 Saw blade guards with lead-in . 88F.2.2 Saw blade guards with in-feed rollers . 89F.3 Riving knife mounted saw blade guards . 90Annex G (normative)
Impact test method for guards . 92G.1 General . 92G.2 Test method . 92G.2.1 Preliminary remarks . 92G.2.2 Testing equipment . 92G.2.3 Projectile for guards . 92G.2.4 Sampling. 92G.2.5 Test procedure . 92G.3 Results . 93G.4 Assessment . 93G.5 Test report . 93G.6 Test equipment for impact test . 93Annex H (informative)
Use of well tried components . 95Annex I (normative)
Braking tests . 96I.1 Conditions for all tests . 96I.2 Tests . 96I.2.1 Un-braked run-down time . 96I.2.2 Braked run-down time . 96Annex J (normative)
Use of electronic components . 97J.1 General . 97J.2 SRECS . 97J.2.1 Components, Hardware . 97J.2.2 Safety related software . 98Annex ZA (informative)
Relationship between this European Standard and the Essential Requirements of EU Directive 98/37/EC . 100Annex ZB (informative)
!Relationship between this European Standard and the Essential Requirements of EU Directive 2006/42/EC" . 103Bibliography . 107 SIST EN 1870-1:2007+A1:2009

(ISO 11202:1995) EN ISO 11204:1995/AC:1997, Acoustics — Noise emitted by machinery and equipment — Measurement of emission sound pressure levels at a workstation and at other specified positions — Method requiring environmental corrections (ISO 11204:1995) EN ISO 11688-1:1998/AC:1998, Acoustics — Recommended practice for the design of low-noise machinery and equipment — Part l: Planning (ISO/TR 11688- 1:1995) EN ISO 12100-2:2003, Safety of machinery — Basic concepts, general principles for design — Part 2: Technical principles (ISO 12100-2:2003) EN ISO 13849-1:2006, Safety of machinery — Safety-related parts of controls systems — Part 1: General principles for design (ISO 13849-1:2006) EN ISO 13849-2:2003, 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)" ISO 7960:1995, Airborne noise emitted by machine tools — Operating conditions for woodworking machines 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 SIST EN 1870-1:2007+A1:2009

Key
1 riving knife
9 extension table 2 saw blade guard
10 controls 3 saw blade guard support
11 exhaust outlet 4 fixed guard beneath table
12 push stick 5 rip fence
13 cutting height adjustment 6 cross-cutting fence
14 sliding table 7 table insert
15 guiding bar for sliding table 8 machine table Figure 1 — Example of a circular saw bench SIST EN 1870-1:2007+A1:2009

Key
1 riving knife
9 extension table 2 saw blade(s) guard
10 controls 3 saw blade guard support
11 exhaust outlet 4 fixed guard beneath table
12 push stick 5 rip fence
13 integrated sliding table 6 clamping shoe
14 cross-cutting fence 7 table insert
15 integrated sliding table handle 8 machine table Figure 2 — Example of a dimension saw SIST EN 1870-1:2007+A1:2009

Key 1 riving knife
7 machine table 2 saw blade guard
8 controls 3 saw blade guard support
9 push block 4 fixed guard beneath table
10 extension table 5 rip fence
11 table insert 6 cross-cutting fence
12 exhaust outlet Figure 3 — Example of a building site saw SIST EN 1870-1:2007+A1:2009

Key
1 scoring saw blade 2 main saw blade 3 saw blade guard below the machine table Figure 4 — Main saw blade and scoring saw blade (upper saw blade guard not shown) 3.6 post-formed edge pre-cutting cut made in the rear profiled edge of the workpiece deep enough to prevent surface damage when the main saw blade makes its cut 3.7 post-formed edge pre-cutting saw blade saw blade used for post-formed edge pre-cutting NOTE This may be the scoring saw blade or a separate saw blade specifically for this purpose. 3.8 quick saw blade clamping device device where the saw spindle with the saw blade fixing device is de-mountable and fitted to the machine spindle e.g. by a cone system
NOTE Clamping and un-clamping is powered e.g. spring-loaded or by pneumatic or hydraulic energy and can be performed without the aid of a tool SIST EN 1870-1:2007+A1:2009

Key 1 workpiece 2 integrated sliding table 3 feed direction Figure 5 — Hand feed on a dimension saw SIST EN 1870-1:2007+A1:2009

equipped with a device, normally wheels, which allows it to be moved between locations 3.15 safety appliance additional device which is not an integral part of the machine but which assists the operator in the safe feeding of the workpiece e.g. push block or push stick 3.16 wedge cutting device integral device for building site saws to cut wedges with different angles
NOTE An example of a wedge-cutting device is shown in Figure 6
Key 1 wedge cutting device 2 push stick Figure 6 — Example of wedge cutting device SIST EN 1870-1:2007+A1:2009

EN 62061:2005) 3.22 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 synonymous with embedded software (see 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. 3.23 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 (see 3.2.46 of EN 62061:2005) NOTE For example the PLC program to run a machine. 3.24 information of the supplier statements, sales literature, leaflets or other documents, in which a manufacturer (supplier) declares either the characteristics of e.g. a material or product or the conformity of the material or product to a relevant standard 4 List of significant hazards 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 Tables 1 to 3 in accordance with Annex A of EN 1050:1996. SIST EN 1870-1:2007+A1:2009

Table 1 — List of significant hazards – Circular saw benches
No Hazards, hazardous situations and hazardous events EN ISO 12100 Relevant sub-clause of this document
Part 1: 2003 Part 2: 2003
1 Mechanical hazards related to: - machine parts or workpieces:
a) shape; 4.2 4.2.1, 4.2.2, 5 5.3.3, 5.3.5, 5.3.7
b) relative location; 5.2.2, 5.2.7, 5.2.8, 5.3.2, 5.3.5
d) mass and velocity (kinetic energy of elements in controlled or uncontrolled motion); 5.2.3, 5.2.4, 5.2.8, 5.3.4, 5.3.7
e) mechanical strength. 5.3.2, 5.3.3, 5.3.4, 5.3.5, 5.3.6, 5.3.7, 5.3.9, Annex C, Annex D, Annex F, Annex G
- accumulation of energy inside the machinery:
f) liquids and gases under pressure; 4.2 4.10, 5.5.4 5.3.3, 5.3.8 1.1 Crushing hazard 4.2.1
5.2.3, 5.2.4, 5.2.5, 5.2.8, 5.3.4, 5.3.6, 5.3.7, 5.3.8, 5.3.9, 5.4.13, 6.3
1.2 Shearing hazard 5.2.3, 5.2.4, 5.2.5, 5.2.8, 5.3.4, 5.3.6, 5.3.7, 5.3.8, 5.3.9, 5.4.13, 6.3 1.3 Cutting or severing hazard 5.2.3, 5.2.4, 5.2.5, 5.2.8, 5.3.4, 5.3.5, 5.3.7, 5.4.13, 6.3 1.4 Entanglement hazard 5.2.3, 5.2.4, 5.2.5, 5.2.8, 5.3.4, 5.3.6, 5.3.7, 5.4.13, 6.3 SIST EN 1870-1:2007+A1:2009

5.2.3, 5.2.4, 5.2.5, 5.2.8, 5.3.4, 5.3.6, 5.3.7, 5.4.13, 6.3 1.6 Impact hazard 5.2.3, 5.2.4, 5.2.5, 5.2.8, 5.3.4, 5.3.6, 5.3.7, 5.4.13, 6.3 1.8 Friction or abrasion hazard 5.2.3, 5.2.4, 5.2.5, 5.3.4,
5.3.7, 5.4.13, 6.3 1.9 High pressure fluid injection or ejection hazard 5.3.8, 5.4.6, 5.4.7 2 Electrical hazards due to: 2.1 Contact of persons with live parts (direct contact) 4.3 4.9, 5.5.4 5.4.4, 5.4.12 2.2 Contact of persons with parts which have become live under faulty conditions (indirect contact) 4.3 4.9 5.4.4, 5.4.12 2.4 Electrostatic phenomena 4.3 4.9 5.4.10 4 Hazards generated by noise, resulting in: 4.1 Hearing loss (deafness), other physiological disorders (loss of balance, loss of awareness) 4.5 4.2.2, 5 5.4.2 4.2 Interference with speech communication, acoustic signals.
6.3 6 Hazards generated by radiation 6.5 Lasers 4.7
5.4.9 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 harmful fluids and dusts 4.8 4.3b, 4.4
5.4.3, 6.3 7.2 Fire 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, 4.11.12, 5.5.5, 5.5.6 5.2.2, 5.4.5 8.2 Hand-arm or foot-leg anatomy 4.9 4.8.3
5.4.5 8.4 Local lighting
4.8.6 6.3 8.5 Mental overload and underload, stress 4.9 4.8.5 6.3 8.6 Human error, human behaviour
4.8, 4.11.8, 4.11.10, 5.5.2, 6 6.3 8.7 Design, location or identification of manual controls
4.8.7, 4.11.8 5.2.2, 5.4.5 8.8 Design or location of visual display units
4.8.8, 6.2 5.2.2, 5.4.5 9 Combination of hazards 4.11
5.2.3, 5.2.5, 5.2.6, 5.2.7, 5.2.10, 5.3.5, 5.3.7, 5.4.10, 5.4.11 10 Unexpected start up, unexpected overrun/overspeed (or any similar malfunction) from: SIST EN 1870-1:2007+A1:2009

4.11, 5.5.4
5.2.1, 5.2.11, 5.4.13 10.2 Restoration of energy supply after an interruption
4.11.4
5.2.10, 5.4.6, 5.4.7 10.3 External influences on electrical equipment
4.11.11 5.4.8, Annex J 10.5 Errors in the software
4.11.7 Annex J 10.6 Errors made by the operator (due to mismatch of machinery with human characteristics and abilities, see 8.6) 4.9 4.8, 4.11.8, 4.11.10, 5.5.2, 6 5.4.5, 6.3 11 Impossibility of stopping the machine in the best possible conditions
4.11.1, 4.11.3, 5.5.2
5.2.4, 5.2.5, 5.4.12 12 Variations in the rotational speed of tools
4.2.2, 4.3 5.2.7 13 Failure of the power supply
4.11.1, 4.11.4 5.2.10 14 Failure of the control circuit
4.11, 5.5.4
5.2.11 15 Errors of fitting 4.9
4.7, 6.5
5.4.11 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, 4.10
5.3.5 18 Loss of stability / overturning of machinery 4.2.2 5.2.6
5.3.1
Table 2 — List of significant hazards – Dimension saws
No Hazards, hazardous situations and hazardous events EN ISO 12100 Relevant sub-clause of this document
Part 1: 2003 Part 2: 2003
1 Mechanical hazards related to: - machine parts or workpieces due to:
5.3.3, 5.3.5, 5.3.6, 5.3.7, 5.3.8, 5.4.5, 5.4.11
a) shape; 4.2
4.2.1, 4.2.2, 5
b) relative location; 5.2.2, 5.2.6, 5.2.7, 5.2.8, 5.2.10, 5.3.6, 5.3.7, 5.3.8
d) mass and velocity (kinetic energy of elements in controlled or uncontrolled motion); 5.2.3, 5.2.4, 5.2.6, 5.2.8, 5.3.4, 5.3.7, 5.4.5
e) mechanical strength. 5.3.2, 5.3.3, 5.3.4, 5.3.6, 5.3.7, 5.3.9, Annex C, Annex D, Annex F, Annex G SIST EN 1870-1:2007+A1:2009

- accumulation of energy inside the machinery:
5.3.3, 5.3.8
f) liquids and gases under pressure; 4.2 4.10, 5.5.4 1.1 Crushing hazard 4.2.1
5.2.3, 5.2.4, 5.2.5, 5.2.6, 5.2.8, 5.3.4, 5.3.5, 5.3.6, 5.3.7, 5.3.8, 5.3.9, 5.4.13, 6.3 1.2 Shearing hazard 5.2.3, 5.2.4, 5.2.5, 5.2.6, 5.2.8, 5.3.4, 5.3.5, 5.3.6, 5.3.7, 5.3.8, 5.3.9, 5.4.13, 6.3 1.3 Cutting or severing hazard 5.2.3, 5.2.4, 5.2.5, 5.2.6, 5.2.8, 5.3.4, 5.3.5, 5.3.6, 5.3.7, 5.3.9, 5.4.13, 6.3 1.4 Entanglement hazard 5.2.3, 5.2.4, 5.2.5, 5.2.6, 5.2.8, 5.3.4, 5.3.6, 5.3.7, 5.4.13, 6.3 1.5 Drawing-in or trapping hazard 5.2.3, 5.2.4, 5.2.5, 5.2.6, 5.2.8, 5.3.4, 5.3.6, 5.3.7, 5.4.13, 6.3 1.6 Impact hazard 5.2.3, 5.2.4, 5.2.5, 5.2.6, 5.2.8, 5.3.4, 5.3.6, 5.3.7, 5.4.13, 6.3 1.8 Friction or abrasion hazard 5.2.3, 5.2.4, 5.2.5, 5.3.4, 5.3.7, 5.4.13, 6.3 1.9 High pressure fluid injection or ejection hazard 5.3.8, 5.4.6, 5.4.7 2 Electrical hazards due to: 2.1 Contact of persons with live parts (direct contact) 4.3 4.9, 5.5.4 5.4.4, 5.4.12 2.2 Contact of persons with parts which have become live under faulty conditions (indirect contact) 4.3 4.9 5.4.4, 5.4.12 2.4 Electrostatic phenomena 4.3 4.9 5.4.10 4 Hazards generated by noise, resulting in: 4.1 Hearing loss (deafness), other physiological disorders (loss of balance, loss of awareness) 4.5 4.2.2, 5 5.4.2 SIST EN 1870-1:2007+A1:2009

6.3 6 Hazards generated by radiation 6.5 Lasers 4.7
5.4.9 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 harmful fluids and dusts 4.8 4.3b, 4.4
5.4.3, 6.3 7.2 Fire hazard 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, 4.8.2, 4.11.12, 5.5.5, 5.5.6 5.2.2, 5.4.5 8.2 Hand-arm or foot-leg anatomy 4.9 4.8.3 5.4.5 8.4 Local lighting
4.8.6 6.3 8.5 Mental overload and underload, stress 4.9 4.8.5 6.3 8.6 Human error, human behaviour 4.9 4.8, 4.11.8, 4.11.10, 5.5.2, 6 6.3 8.7 Design, location or identification of manual controls
4.8.7, 4.11.8 5.2.2 8.8 Design or
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