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BS EN IEC 62841-4-7:2022+A11:2022

BS EN IEC 62841-4-7:2022+A11:2022

$215.11

Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery. Safety – Particular requirements for pedestrian controlled walk-behind lawn scarifiers and aerators

Published By Publication Date Number of Pages
BSI 2022 102
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PDF Catalog

PDF Pages PDF Title
2 undefined
13 English
CONTENTS
16 FOREWORD
18 INTRODUCTION
19 1 Scope
2 Normative references
20 3 Terms and definitions
22 Figures
Figure 101 – Example of a lawn scarifier or a lawn aerator
23 4 General requirements
5 General conditions for the tests
6 Radiation, toxicity and similar hazards
7 Classification
24 8 Marking and instructions
27 9 Protection against access to live parts
10 Starting
28 11 Input and current
12 Heating
13 Resistance to heat and fire
14 Moisture resistance
29 15 Resistance to rusting
30 16 Overload protection of transformers and associated circuits
17 Endurance
18 Abnormal operation
31 19 Mechanical hazards
Tables
Table 4 – Required performance levels
34 Figure 102 – Operator control zones
36 Figure 103 – Safety distances – single-axle machines
37 Figure 104 – Handle distance – machines with more than one axle
38 Figure 105 – Guarding of lawn scarifier and lawn aerator tines, general
39 Figure 106 – Guarding of lawn scarifier and lawn aerator tines, side coverage
40 Figure 107 – Guarding of lawn scarifier and lawn aerator tines, rear discharge
41 Figure 108 – Guarding of lawn scarifier and lawn aerator tines, front discharge
43 Figure 109 – Thrown object test rig for rear discharge lawn scarifiers and lawn aerators
44 20 Mechanical strength
45 21 Construction
Figure 110 – Strength of tines assembly
47 Figure 111 – Impact test fixture for handle insulation
49 22 Internal wiring
23 Components
51 24 Supply connection and external flexible cords
52 Figure 112 – Test assembly for accessibility of attachment plug blades
53 25 Terminals for external conductors
26 Provision for earthing
27 Screws and connections
28 Creepage distances, clearances and distances through insulation
Table 9 – Pull and torque value
55 Table 12 – Minimum creepage distances and clearances
58 Annexes
Annex I(informative)Measurement of noise and vibration emissions
Figure I.101 – Microphone positions on the hemisphere (see Table I.101)
61 Table I.101 – Co-ordinates of microphone positions
Table I.102 – Values of the constant a
Table I.103 – Absorption coefficients
65 Figure I.102 – Examples of positions of transducersfor lawn scarifiers and lawn aerators
67 Annex K(normative)Battery tools and battery packs
72 Table 4 – Required performance levels
76 Figure K.301 – Examples of separable battery packconnection points and direction of applied force
78 Table K.301 – Pull and torque value
80 Table K.1 – Minimum creepage distances and clearancesbetween parts of different potential
81 Table K.2 – Minimum total sum of creepage distancesand clearances to accessible surfaces
82 Annex L(normative)Battery tools and battery packs provided withmains connection or non-isolated sources
86 Annex AA(normative)Product safety labels
Figure AA.1 – Product safety labels illustrating – “WARNING –Beware of thrown objects – keep bystanders away”
87 Figure AA.2 – Product safety label illustrating – “WARNING – Keep hands and feet away from the tines”
Figure AA.3 – Product safety labels illustrating – “WARNING –Remove plug from mains before maintenance or if cord is damaged”
88 Figure AA.4 – Product safety label illustrating – “WARNING –Keep the supply cord away from the tines”
Figure AA.5 – Product safety labels illustrating – “WARNING –Disconnect battery before maintenance”
89 Figure AA.6 – Product safety labels illustrating – “WARNING –Remove the disabling device before maintenance”
90 Figure AA.7 – Product safety labels illustrating – “WARNING –Activate the disabling device before maintenance”
91 Annex BB(normative)Test surface
Figure BB.1 – Test surface detail
92 Figure BB.2 – Example of test surface, nail plan
93 Annex CC(normative)Lawn scarifier and lawn aerator foot protection test
Figure CC.1 – Foot probe
95 Figure CC.2 – Area to be probed for lawn scarifiers and lawn aerators
96 Annex DD(normative)Lawn scarifier and lawn aerator tines stopping time test
98 Annex EE(informative)Example of a material and construction forfulfilling the requirements for an artificial surface
99 Figure EE.1 – Sketch of the measurement surface covered with an artificial surface
100 Bibliography

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BS EN IEC 62841-4-7:2022+A11:2022
$215.11