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BS EN IEC 62841-4-8:2025+A11:2025 Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery. Safety - Particular requirements for shredders/chippers, 2025
- undefined [Go to Page]
- European foreword
- Endorsement notice
- Blank Page
- Blank Page
- English [Go to Page]
- CONTENTS
- FOREWORD
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 General requirements
- Figures [Go to Page]
- Figure 101 – Examples of a shredder/chipper
- 5 General conditions for the tests
- 6 Radiation, toxicity and similar hazards
- 7 Classification
- 8 Marking and instructions
- 9 Protection against access to live parts
- 10 Starting
- 11 Input and current
- 12 Heating
- 13 Resistance to heat and fire
- 14 Moisture resistance
- 15 Resistance to rusting
- 16 Overload protection of transformers and associated circuits
- 17 Endurance
- 18 Abnormal operation
- Tables [Go to Page]
- Table 4 – Required performance levels
- 19 Mechanical hazards [Go to Page]
- Table 101 – Safety distances of shredding means to feed intake openings
- Figure 102 – Distance from feed safety opening to shredding means
- Figure 103 – Arm probe for testing tortuous path guarding of shredding means through the feed intake opening
- Figure 104 – Examples of discharge chute distance requirements
- Figure 105 – Wood dowel length
- Figure 106 – Ceramic prism test piece
- Figure 107 – Wood dowel insertion points
- 20 Mechanical strength
- 21 Construction
- 22 Internal wiring
- 23 Components
- 24 Supply connection and external flexible cords [Go to Page]
- Figure 108 – Test assembly for accessibility of attachment plug blades
- 25 Terminals for external conductors
- 26 Provision for earthing
- 27 Screws and connections
- 28 Creepage distances, clearances and distances through insulation [Go to Page]
- Table 9 – Pull and torque value
- Table 12 – Minimum creepage distances and clearances
- Annexes [Go to Page]
- Annex I (informative) Measurement of noise and vibration emissions
- Figure I.101 – Microphone positions on the hemisphere (see Table I.101)
- Table I.101 – Co-ordinates of microphone positions
- Table I.102 – Absorption coefficients
- Figure I.102 – Microphone position for measurement of emission sound pressure level and location of machine with respect to the microphone co-ordinate system
- Annex K (normative) Battery tools and battery packs
- Table K.301 – Pull and torque value
- Table K.1 – Minimum creepage distances and clearances between parts of different potential
- Table K.2 – Minimum total sum of creepage distances and clearances to accessible surfaces
- Annex L (normative) Battery tools and battery packs provided with mains connection or non-isolated sources
- Annex AA (normative) Product safety labels which may be used on machines
- Figure AA.1 – Product safety labels illustrating "WARNING – Rotating blades. Keep hands out of openings while machine is running"
- Figure AA.2 – Product safety labels illustrating "WARNING – Keep by standers away"
- Figure AA.3 – Product safety label illustrating – "WARNING – Beware of thrown objects"
- Figure AA.4 – Product safety labels illustrating –"WARNING – Remove plug from mains before maintenance or if the cord is damaged"
- Figure AA.5 – Product safety labels illustrating – "Wear eye protection"
- Figure AA.6 – Product safety label illustrating – "Wear ear protection"
- Figure AA.7 – Optional product safety label illustrating – "Wear eye and ear protection"
- Figure AA.8 – Product safety label illustrating "WARNING – Wait until all machine components have completely stopped before touching them"
- Figure AA.9 – Product safety labels illustrating –"WARNING – Disconnect battery before maintenance"
- Annex BB (informative) Methods of combining round, square and slot shapes ≤ 50 mm complying with safety distance ≥ 200 mm
- Figure BB.1 – Example 1 – Opening sizes ≤ 45 mm
- Figure BB.2 – Example 2 – Opening sizes ≤ 45 mm
- Figure BB.3 – Example 3 – Opening sizes ≤ 45 mm
- Figure BB.4 – Example 1 – Opening sizes > 45 mm and ≤ 50 mm
- Figure BB.5 – Example 2 – Opening sizes > 45 mm and ≤ 50 mm
- Figure BB.6 – Example 3 – Opening sizes > 45 mm and ≤ 50 mm
- Figure BB.7 – Example 4 – Opening sizes > 45 mm and ≤ 50 mm
- Figure BB.8 – Example – Opening sizes ≤ 50 mm, constriction ≤ 26 mm
- Annex CC (normative) Thrown objects test enclosure
- Figure CC.1 – Test enclosure, construction detail
- Figure CC.2 – Test surface detail
- Figure CC.3 – Example of base, nail plan
- Figure CC.4 – Thrown objects test enclosure – General layout
- Figure CC.5 – Intake target panel placement
- Annex DD (normative) Target panels – Specification for fibreboard
- Figure DD.1 – Test fixture for fibreboard penetration test
- Annex EE (informative) Example of a material and construction fulfilling the requirements for an artificial surface
- Figure EE.1 – Sketch of the measurement surface covered with an artificial surface
- Annex FF (informative) Determination of applicable requirements for machines covered by Annex K
- Figure FF.1 – Flowchart depicting the determination of applicable requirements for machines covered by Annex K
- Figure FF.2 – Diagram depicting how Annex K in a Part 2, 3 or 4 overrides requirements in the main body of the Part 2, 3 or 4, Annex K in Part 1 and the main body of Part 1
- Figure FF.3 – Diagram depicting how the main body in a Part 2, 3 or 4 overrides requirements in Annex K in Part 1 and the main body of Part 1
- Figure FF.4 – Diagram depicting how Annex K in Part 1 overrides requirements in the main body of Part 1
- Figure FF.5 – Diagram depicting no overriding of requirements in the main body of Part 1
- Bibliography [Go to Page]
