SIST EN 61029-2-4:2003/A1:2004

SLOVENSKI SIST EN 61029-2-
4:2003/A1:2004

STANDARD
marec 2004
Varnost premičnih električnih orodij - 2-4. del: Posebne zahteve za namizne
brusilnike (IEC 61029-2-4:1993/A1:2001; spremenjen)
Safety of transportable motor-operated electric tools - Part 2-4: Particular
requirements for bench grinders
ICS 25.080.50 Referenčna številka
SIST EN 61029-2-4:2003/A1:2004(en)
©  Standard je založil in izdal Slovenski inštitut za standardizacijo. Razmnoževanje ali kopiranje celote ali delov tega dokumenta ni dovoljeno

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EUROPEAN STANDARD EN 61029-2-4/A1
NORME EUROPÉENNE
EUROPÄISCHE NORM September 2003

ICS 25.140.20; 25.080.50


English version


Safety of transportable motor-operated electric tools
Part 2-4: Particular requirements for bench grinders
(IEC 61029-2-4:1993/A1:2001, modified)


Sécurité des machines-outils  Sicherheit transportabler
électriques semi-fixes motorbetriebener Elektrowerkzeuge
Partie 2-4: Règles particulières Teil 2-4: Besondere Anforderungen
pour les tourets à meuler für Tischschleifmaschinen
(CEI 61029-2-4:1993/A1:2001, modifiée) (IEC 61029-2-4:1993/A1:2001, modifiziert)






This amendment A1 modifies the European Standard EN 61029-2-4:2003; it was approved by CENELEC
on 2003-03-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations
which stipulate the conditions for giving this amendment 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 Central Secretariat or to any CENELEC member.

This amendment exists in three official versions (English, French, German). A version in any other language
made by translation under the responsibility of a CENELEC member into its own language and notified to the
Central Secretariat has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic,
Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Lithuania, Luxembourg, Malta,
Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: rue de Stassart 35, B - 1050 Brussels


© 2003 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.

Ref. No. EN 61029-2-4:2003/A1:2003 E

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EN 61029-2-4:2003/A1:2003 – 2 –
Foreword
The text of amendment 1:2001 to the International Standard IEC 61029-2-4:1993, prepared by
SC 61F, Safety of hand-held motor-operated electric tools, of IEC TC 61, Safety of household
and similar electrical appliances, together with the common modifications prepared by the
Technical Committee CENELEC TC 61F, Safety of hand-held and transportable motor-operated
electric tools, was submitted to the Unique Acceptance Procedure and was approved by
CENELEC as amendment A1 to EN 61029-2-4:2003 on 2003-03-01.
The following dates were fixed:
- latest date by which the amendment has to be
 implemented at national level by publication of an
 identical national standard or by endorsement (dop) 2004-04-01
- latest date by which the national standards conflicting
 with the amendment have to be withdrawn (dow) 2006-03-01
In this document, the common modifications to the International Standard are indicated by a
vertical line in the left margin of the text.
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– 3 – EN 61029-2-4:2003/A1:2003
1 Scope
1.1 Addition:
Replace the first paragraph by the following:
This International Standard applies to transportable bench grinders (Figure 101) and combined
bench grinders (Figure 107) with a wheel diameter and brush diameter not exceeding 200 mm
and a peripheral speed not exceeding 50 m/s, as defined in 2.101 and 2.114.
Add to the second paragraph:
The requirements for brushes are given in EN 1083.
Add Figure 107 as follows:


1 - straight-sided grinding wheel  7 - nozzle for dust
2 - brush  8 - on/off device
3 - flange  9 - handle
4 - work rest 10 - spark arrestor
5 - transparent screen 11 - cup shaft guard
6 - guard for straight-sided wheel 12 - marking plate
Figure 107 – Combined bench grinder
NOTE  The drawings are given as a guide only.
2 Definitions
Replace definitions 2.103, 2.104 and 2.112 as follows:
2.103
tool spindle
motor spindle of the bench grinder or of the combined bench grinder which supports the brush
and/or grinding wheels and transports the rotation to them

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EN 61029-2-4:2003/A1:2003 – 4 –
2.104
nozzle for dust collection
device allowing the connection of a bench grinder or a combined bench grinder to a dust
collection system
2.112
working speed
linear peripheral speed of the wheel or of the brush while working
Add the following definition:
2.114
combined bench grinder
tool designed to grind metal or similar materials or to clean, polish or deburr metal or similar
materials by means of an abrasive wheel and a brush fixed on opposite ends of the tool spindle,
and which is located in a proper workplace and where pieces are held by hand
7 Marking
7.1 Addition:
Add the following items:
– for combined bench grinders, the maximum diameter D of the brush to be used;
– for combined bench grinders/brushes, a warning near to the brush holder spindle never to
use a grinding wheel on the brush side of the machine;
– a warning to wear safety glasses or the relevant symbol.
7.13 Addition:
Replace the first sentence as follows:
The handbook or information sheet shall include all the necessary information for safe working
with the bench grinder or combined bench grinder, such as method of operation, wheel and
brush changing, maintenance, assembly, transportation, etc.
The substance of the following instructions shall also be given:
Replace the second dash as follows:
– do not use damaged or misshapen wheels or brushes;
Add after the sixth dash:
– for combined bench grinders, do always keep the brush assembled on the spindle in order to
limit the risk of contact with the rotating spindle;
Add, before the note, the following additional dash:
– for bench grinders and combined bench grinders equipped with straight-sided flanges, the
recommended values of the thickness T and the diameter of the hole.

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– 5 – EN 61029-2-4:2003/A1:2003
18 Stability and mechanical hazards
18.1 Addition:
Replace the first paragraph as follows:
Bench grinders and combined bench grinders shall be equipped with an adequate guarding
system, which cannot be removed without the aid of a tool.
18.1.101 Wheel guards
Change the heading of this subclause as follows:
18.1.101 Guard for wheel
Replace the first sentence as follows:
Bench grinders and combined bench grinders shall be equipped with guards which leave
uncovered only a portion of the wheel as a
...