The objective of this Standard is to specify safety requirements for machine design, construction, installation, commissioning, operation, adjustment, maintenance and cleaning of strapping machines.
Table of contents
Header
About this publication
Preface
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
3.1 General
3.2 Terms and definition
3.3 Description of machines
4 Hazards on strapping machines
4.1 General
4.2 General strapping machine hazards
4.2.1 General
4.2.2 Mechanical hazards
4.2.2.1 Moving parts
4.2.2.2 Pneumatic and hydraulic equipment
4.2.2.3 Slip, trip and fall hazards
4.2.2.4 Loss of stability
4.2.2.5 Hazards from moveable guards
4.2.3 Electrical hazards
4.2.3.1 Electrical equipment
4.2.3.2 Electrostatic phenomena
4.2.4 Thermal hazards
4.2.5 Noise
4.2.6 Hazards from products and materials
4.2.6.1 Hazards generated by products
4.2.6.2 Strapping materials
4.2.7 Hazards due to neglecting ergonomic principles
4.2.8 Hazards caused by failures
4.2.8.1 Failure of power supplies
4.2.8.2 Failure of safety related parts of control systems
4.2.8.3 Failure of motor drive systems
4.2.9 Hazards due to neglecting hygienic design principles
4.2.10 Size and product changing
4.2.11 Hazards specific to common mechanisms on strapping machines
4.2.11.1 Strap dispenser
4.2.11.2 Strap feeding mechanism
4.2.11.3 Strap gripping device
4.2.11.4 Strap retraction mechanism
4.2.11.5 Strap tension mechanism
4.2.11.6 Strap cutting device
4.2.11.7 Strap sealing mechanism
4.2.11.8 Strap tension
4.3 Hazards associated with a powered strapping tool
4.4 Hazards associated with a semi-automatic strapping machine
4.4.1 General
4.4.2 Strap dispenser
4.4.3 Strapping head
4.4.4 Strap gripper
4.4.5 Compression devices
4.5 Hazards associated with an automatic strapping machine
4.5.1 General
4.5.2 Strap dispenser
4.5.3 Strapping head
4.5.4 Strap chute or strap arch
4.5.5 Product conveyors and positioning devices
4.5.6 Compression devices
4.5.7 Turntable
4.6 Hazards associated with a horizontal pallet strapping machine
4.6.1 General
4.6.2 Strap dispenser
4.6.3 Strapping head
4.6.4 Horizontal strap chute assembly
4.6.5 Strap chute raise and lower mechanism
4.6.6 Compression and centralising devices
4.6.7 Product conveyor
4.7 Hazards associated with a vertical pallet strapping machine
4.7.1 General
4.7.2 Strap dispenser
4.7.3 Vertical strap chute
4.7.4 Strapping head
4.7.5 Strap bayonet
4.7.6 Strap chute transport mechanism
4.7.7 Compression and centralising devices
4.7.8 Product conveyor
4.7.9 Product turntable
5 Safety requirements for strapping machines
5.1 General
5.2 General requirements for strapping machines
5.2.1 General
5.2.2 Requirements to eliminate mechanical hazards
5.2.2.1 Safeguarding of moving parts
5.2.2.1.1 General
5.2.2.1.2 Safety by design
5.2.2.1.3 Fixed and interlocked guards
5.2.2.1.4 Apertures in guards
5.2.2.1.4.1 Small apertures
5.2.2.1.4.2 Medium sized apertures
5.2.2.1.4.3 Large apertures
5.2.2.1.5 Whole body access within machines
5.2.2.1.6 Interlocking devices associated with guards
5.2.2.1.7 Stopping time
5.2.2.1.8 Operations with open guards
5.2.2.2 Pneumatic and hydraulic equipment
5.2.2.3 Requirements to prevent slip, trip and fall hazards
5.2.2.3.1 Measures to minimize slip hazards
5.2.2.3.2 Measures to minimize trip hazards
5.2.2.3.3 Measures to minimize fall hazards – means of access
5.2.2.4 Stability of machines
5.2.2.4.1 Stability during operation
5.2.2.4.2 Stability while being moved
5.2.2.5 Moveable guards
5.2.3 Electrical requirements
5.2.3.1 Electrical equipment
5.2.3.1.1 General
5.2.3.1.2 Supply disconnecting device
5.2.3.1.3 Excepted circuits
5.2.3.1.4 Prevention of unexpected start up
5.2.3.1.5 Protection against electric shock
5.2.3.1.6 Degree of protection
5.2.3.1.7 Safety related stop function
5.2.3.1.8 Emergency stop
5.2.3.2 Electrostatic phenomena
5.2.4 Thermal hazards
5.2.5 Noise reduction
5.2.6 Measures to control hazards generated by products and materials
5.2.6.1 Measures to control hazards generated by products
5.2.6.1.1 Hazardous products
5.2.6.1.2 Moving product
5.2.6.2 Measures to control hazards generated by the strap
5.2.7 Ergonomic design principles
5.2.7.1 Operating the machine
5.2.7.2 Loading strapping materials
5.2.7.3 Loading products or unloading packages
5.2.7.4 Size and product changes
5.2.7.5 Cleaning the machine
5.2.7.6 Maintenance
5.2.7.7 Moving the machine
5.2.8 Requirements to prevent hazards caused by failures
5.2.8.1 Failure of the power supplies
5.2.8.2 Requirements for safety related parts of control systems
5.2.8.3 Motor drive systems
5.2.8.3.1 General
5.2.8.3.2 Galvanic disconnection
5.2.8.3.3 Safe pulse blocking
5.2.8.3.4 Position monitoring
5.2.8.3.5 Mechanical brake
5.2.8.3.6 Limitation of use
5.2.9 Hygienic design requirements
5.2.10 Size and product changing
5.2.10.1 General
5.2.10.2 Design of guards
5.2.10.3 Change parts
5.2.10.4 Size or product changing under power
5.2.11 Requirements for common mechanisms on strapping machines
5.2.11.1 Strap dispenser
5.2.11.2 Strap feeding mechanism
5.2.11.3 Strap gripping device
5.2.11.4 Strap retraction mechanism
5.2.11.5 Strap tension mechanism
5.2.11.6 Strap cutting device
5.2.11.7 Strap sealing device
5.2.11.8 Strap tension
5.3 Safety requirements for a powered hand strapping tool
5.3.1 General
5.3.2 Powered mechanisms
5.3.3 Controls
5.3.4 Vibration
5.3.5 Ergonomic design principles
5.4 Safety requirements for a semi-automatic strapping machine
5.4.1 General
5.4.2 Strap dispenser
5.4.3 Strapping head
5.4.4 Strap grippers
5.4.5 Compression devices
5.5 Safety requirements for an automatic strapping machine
5.5.1 General
5.5.2 Strap dispenser
5.5.3 Strapping head
5.5.4 Strap chute
5.5.5 Product conveyors and positioning devices
5.5.5.1 Belt and slat-band conveyors
5.5.5.2 Roller conveyors
5.5.5.3 Product positioning devices
5.5.6 Compression devices
5.5.7 Turntable
5.6 Safety requirements for a horizontal pallet strapping machine
5.6.1 General
5.6.2 Strap dispenser
5.6.3 Strapping head
5.6.4 Strap chute assembly
5.6.5 Strap chute raise and lower mechanism
5.6.6 Compression and centralising devices
5.6.7 Product conveyor
5.7 Safety requirements for a vertical pallet strapping machine
5.7.1 General
5.7.2 Strap dispenser
5.7.3 Vertical strap chute
5.7.4 Strapping head
5.7.5 Strap bayonet
5.7.6 Strap chute transport mechanism
5.7.7 Compression and centralising devices
5.7.8 Product conveyor
5.7.9 Product turntable
6 Verification of safety requirements
6.1 General
6.2 Visual inspections with the machine stopped
6.2.1 Mechanical parts
6.2.2 Pneumatic systems
6.2.3 Hydraulic systems
6.2.4 Electrical systems
6.2.5 Guards
6.2.6 Design requirements
6.3 Measurements with the machine stopped
6.3.1 Guards
6.3.2 Electrical testing
6.4 Visual inspections with the machine running
6.4.1 Guards
6.4.2 Interlocking devices
6.4.3 Dissipation of stored energy
6.5 Measurements with the machine running
6.5.1 Noise emission measurement and declaration
6.5.2 Temperature
6.6 Verification procedures
7 Information for use
7.1 Markings
7.2 Signals and warning signs
7.3 Instruction handbook
7.3.1 General
7.3.2 Size changing
7.3.3 Hot surfaces
7.3.4 Agri-foodstuffs and pharmaceuticals
7.3.5 Hazardous products
7.3.6 Spillage of liquids and products
7.3.7 High level access
7.3.8 Moving the machine
7.3.9 Stability of the machine
7.3.10 Machines incorporating lifting equipment
Annex A
A.1 Scope
A.2 Terms and definitions
A.3 Determination of emission sound pressure level at the work station
A.4 Determination of the sound power level
A.5 Installation and mounting conditions
A.6 Operating conditions
A.7 Measurement uncertainties
A.8 Information to be recorded
A.9 Information to be reported
A.10 Declaration and verification of noise emission values
Annex B
B.1 General
B.2 Interlocked guard
B.3 Interlocked guard with ESPE trip device
B.4 ESPE trip device
B.5 Automatic guard
Annex C
C.1 General
C.2 ESPE in a vertical plane
C.3 Dynamic cell positioning of ESPE
C.4 Positioning of ESPE
Annex D
Annex ZA
Annex ZB
Bibliography
Cited references in this standard
Content history
DR AS EN 4024.3408:2017
EN 415-8:2008
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