Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 List of significant hazards
5 Safety requirements and/or protective measures
5.1 General
5.2 Mechanical hazards
5.3 Electrical hazards
5.4 Noise
5.5 Vibration
5.6 Hazards resulting from dusts, fumes and mists
5.7 Devices for the use of coolants
5.8 Measures against fire and explosion hazards
5.9 Lighting
5.10 Control systems and control devices
5.11 Electromagnetic compatibility
6 Verification of the safety requirements and/or measures
7 Information for use
7.1 General
7.2 Instruction handbook
7.3 Marking
Annex A (normative) - Abrasive product guards, workzone
enclosures and their combinations on
stationary grinding machines
A.1 Scope
A.2 Terms and Symbols
A.3 Safety requirements for abrasive product
guards and workzone enclosures
A.3.1 Shapes of abrasive product guards and
angles of aperture
A.3.2 Wall thicknesses and material
A.3.3 Compound abrasive product guards
A.3.4 Workzone enclosures
A.3.5 Verification of strength, testing
A.3.6 Attachment of transparent screens in
workzone enclosures
A.3.7 Screens for bench and pedestal grinding machines
A.4 Criteria for the design of abrasive product guards
and their means of attachment
A.4.1 General
A.4.2 Energy of abrasive product fragments
A.4.3 Determination of the wall thicknesses of
abrasive product guards
A.4.4 Design of the means of attachment
Annex B (normative) - Clamping methods for abrasive products
and safety requirements for tool
holding devices
B.1 Scope
B.2 Clamping methods
B.3 General requirements
B.4 Design of flanges
B.4.1 Clamping forces and tightening torques
B.4.2 Outside clamping diameter, radial width
and covering
B.4.3 Stiffness
B.4.4 Marking of flanges
B.5 Devices for the mounting of abrasive products
by means of clamping inserts
B.5.1 Central threaded inserts
B.5.2 Method for the determination of the
run-out tolerance for collets
B.5.3 Inserts for abrasive products type 2, 35,
36, 37 (see EN 12413) and comparable abrasive
products
Annex C (informative) - Calculation of the clamping force
and the tightening torque for the
mounting of abrasive products by
means of flanges
C.1 Symbols
C.2 Operating forces
C.3 Necessary clamping force
C.4 Tightening torque of the screws
C.5 Surface pressure
Annex D (informative) - Noise reduction
D.1 Measures for the reduction of noise emission
Annex E (normative) - Noise emission determination, declaration
and verification
E.1 Measuring procedure
E.2 Operating conditions
E.3 Declaration and verification of noise emission values
Annex F (normative) - Requirements for grinding machines
for the machining of materials
generating flammable and explosive dusts
F.1 Devices for wet grinding
F.2 Devices for dry grinding with wet precipitation
by means of instantaneous moistening
F.3 Devices for dry grinding with precipitation by
means of a wet-type cyclone
F.4 Additional requirements, dry grinding
Annex G (informative) - Relevant and special clauses for
different types of stationary grinding
machines
Annex ZA (informative) - Relationship between this European
Standard and the Essential Requirements
of EU Directives 98/37/EC amended by
Directive 98/79/EC, 89/336/EEC and
73/23/EEC
Annex ZB (informative) - Relationship between this European
Standard and the Essential Requirements
of EU Directive 2006/42/EC
Bibliography