Household and similar electrical appliances - Safety - Part 2-68: Particular requirements for spray extraction appliances, for industrial and commercial use

Applicable to the safety of electrical portable, motor-operated spray extraction appliances and electrical attachments intended for industrial and commercial use, their rated voltage being not more than 250 V for single-phase and 480 V for other appliances. These appliances employ water-based cleaning agents and are used for cleaning fabrics, upholstery, carpets, floor coverings or hard surfaces.

General Information

Status
Published
Publication Date
20-Mar-2007
Current Stage
DELPUB - Deleted Publication
Completion Date
29-Mar-2012
Ref Project

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INTERNATIONAL IEC
STANDARD
60335-2-68
Third edition
2002-07
Household and similar electrical appliances –
Safety –
Part 2-68:
Particular requirements for spray extraction
appliances, for industrial and commercial use
Appareils électrodomestiques et analogues –
Sécurité –
Partie 2-68:
Règles particulières pour les appareils de nettoyage par
pulvérisation et aspiration, à usage industriel et commercial
Reference number
Publication numbering
As from 1 January 1997 all IEC publications are issued with a designation in the
60000 series. For example, IEC 34-1 is now referred to as IEC 60034-1.
Consolidated editions
The IEC is now publishing consolidated versions of its publications. For example,
edition numbers 1.0, 1.1 and 1.2 refer, respectively, to the base publication, the
base publication incorporating amendment 1 and the base publication incorporating
amendments 1 and 2.
Further information on IEC publications
The technical content of IEC publications is kept under constant review by the IEC,
thus ensuring that the content reflects current technology. Information relating to
this publication, including its validity, is available in the IEC Catalogue of
publications (see below) in addition to new editions, amendments and corrigenda.
Information on the subjects under consideration and work in progress undertaken
by the technical committee which has prepared this publication, as well as the list
of publications issued, is also available from the following:
• IEC Web Site (www.iec.ch)
• Catalogue of IEC publications
The on-line catalogue on the IEC web site (www.iec.ch/catlg-e.htm) enables
you to search by a variety of criteria including text searches, technical
committees and date of publication. On-line information is also available on
recently issued publications, withdrawn and replaced publications, as well as
corrigenda.
• IEC Just Published
This summary of recently issued publications (www.iec.ch/JP.htm) is also
available by email. Please contact the Customer Service Centre (see below) for
further information.
• Customer Service Centre
If you have any questions regarding this publication or need further assistance,
please contact the Customer Service Centre:
Email: custserv@iec.ch
Tel: +41 22 919 02 11
Fax: +41 22 919 03 00
INTERNATIONAL IEC
STANDARD
60335-2-68
Third edition
2002-07
Household and similar electrical appliances –
Safety –
Part 2-68:
Particular requirements for spray extraction
appliances, for industrial and commercial use
Appareils électrodomestiques et analogues –
Sécurité –
Partie 2-68:
Règles particulières pour les appareils de nettoyage par
pulvérisation et aspiration, à usage industriel et commercial
 IEC 2002  Copyright - all rights reserved
No part of this publication may be reproduced or utilized in any form or by any means, electronic or
mechanical, including photocopying and microfilm, without permission in writing from the publisher.
International Electrotechnical Commission, 3, rue de Varembé, PO Box 131, CH-1211 Geneva 20, Switzerland
Telephone: +41 22 919 02 11 Telefax: +41 22 919 03 00 E-mail: inmail@iec.ch  Web: www.iec.ch
PRICE CODE
Commission Electrotechnique Internationale
R
International Electrotechnical Commission
Международная Электротехническая Комиссия
For price, see current catalogue

– 2 – 60335-2-68  IEC:2002(E)
CONTENTS
FOREWORD . 3
INTRODUCTION .5
1 Scope . 6
2 Normative references. 7
3 Definitions . 7
4 General requirement . 8
5 General conditions for the tests . 9
6 Classification . 9
7 Marking and instructions . 9
8 Protection against access to live parts .10
9 Starting of motor-operated appliances .10
10 Power input and current.10
11 Heating.10
12 Void.11
13 Leakage current and dielectric strength at operating temperature .11
14 Transient overvoltages.11
15 Moisture resistance.11
16 Leakage current and electric strength .12
17 Overload protection of transformers and associated circuits.12
18 Endurance .12
19 Abnormal operation.12
20 Stability and mechanical hazards.14
21 Mechanical strength.14
22 Construction .15
23 Internal wiring.16
24 Components .16
25 Supply connection and external flexible cords.16
26 Terminals for external conductors .17
27 Provision for earthing.17
28 Screws and connections .17
29 Clearances, creepage distances and solid insulation .18
30 Resistance to heat and fire .18
31 Resistance to rusting .18
32 Radiation, toxicity and similar hazards .18
Annexes.20
Bibliography.20
Figure 101 – Impact test apparatus .19

60335-2-68  IEC:2002(E) – 3 –
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES –
SAFETY –
Part 2-68: Particular requirements for spray extraction
appliances, for industrial and commercial use
FOREWORD
1) The IEC (International Electrotechnical Commission) is a worldwide organization for standardization comprising
all national electrotechnical committees (IEC National Committees). The object of the IEC is to promote
international co-operation on all questions concerning standardization in the electrical and electronic fields. To
this end and in addition to other activities, the IEC publishes International Standards. Their preparation is
entrusted to technical committees; any IEC National Committee interested in the subject dealt with may
participate in this preparatory work. International, governmental and non-governmental organizations liaising
with the IEC also participate in this preparation. The IEC collaborates closely with the International
Organization for Standardization (ISO) in accordance with conditions determined by agreement between the
two organizations.
2) The formal decisions or agreements of the IEC on technical matters express, as nearly as possible, an
international consensus of opinion on the relevant subjects since each technical committee has representation
from all interested National Committees.
3) The documents produced have the form of recommendations for international use and are published in the form
of standards, technical specifications, technical reports or guides and they are accepted by the National
Committees in that sense.
4) In order to promote international unification, IEC National Committees undertake to apply IEC International
Standards transparently to the maximum extent possible in their national and regional standards. Any
divergence between the IEC Standard and the corresponding national or regional standard shall be clearly
indicated in the latter.
5) The IEC provides no marking procedure to indicate its approval and cannot be rendered responsible for any
equipment declared to be in conformity with one of its standards.
6) Attention is drawn to the possibility that some of the elements of this International Standard may be the subject
of patent rights. The IEC shall not be held responsible for identifying any or all such patent rights.
This part of International Standard IEC 60335 has been prepared by sub-committee 61J:
Electrical motor-operated cleaning appliances for industrial use, of IEC technical committee
61: Safety of household and similar electrical appliances.
This third edition cancels and replaces the second edition published in 1997 and its
amendment 1 (2000). It constitutes a technical revision.
The text of this standard is based on the following documents:
FDIS Report on voting
61J/129/FDIS 61J/134/RVD
Full information on the voting for the approval of this standard can be found in the report on
voting indicated in the above table.
This part 2 is to be used in conjunction with the latest edition of IEC 60335-1 and its
amendments. It was established on the basis of the fourth edition (2001) of that standard.
NOTE 1 When “Part 1” is mentioned in this standard, it refers to IEC 60335-1.
This part 2 supplements or modifies the corresponding clauses in IEC 60335-1, so as to
convert that publication into the IEC standard: Safety requirements for electric spray
extraction appliances, for industrial and commercial use.

– 4 – 60335-2-68  IEC:2002(E)
When a particular subclause of part 1 is not mentioned in this part 2, that subclause applies
as far as is reasonable. When this standard states “addition”, “modification” or “replacement”,
the relevant text in Part 1 is to be adapted accordingly.
NOTE 2 The following numbering system is used:
– subclauses, tables and figures that are numbered starting from 101 are additional to those in Part 1;
– unless notes are in a new subclause or involve notes in Part 1, they are numbered starting from 101, including
those in a replaced clause or subclause;
– additional annexes are lettered AA, BB, etc.
NOTE 3 The following print types are used:
– requirements: in roman type;
– test specifications: in italic type;
– notes: in small roman type.
Words in bold in the text are defined in Clause 3. When a definition concerns an adjective, the adjective and the
associated noun are also in bold.
The committee has decided that the contents of this publication will remain unchanged until
2004. At this date, the publication will be
• reconfirmed;
• withdrawn;
• replaced by a revised edition, or
• amended.
The following differences exist in the countries indicated below.
– 3.1.9 A different type of carpet is specified (USA);
– 7.1  Different markings are required (USA);
– 25.14 The test is not carried out (USA).

60335-2-68  IEC:2002(E) – 5 –
INTRODUCTION
It has been assumed in the drafting of this International Standard that the execution of its
provisions is entrusted to appropriately qualified and experienced persons.
This standard recognizes the internationally accepted level of protection against hazards such
as electrical, mechanical, thermal, fire and radiation of appliances when operated as in
normal use taking into account the manufacturer's instructions. It also covers abnormal
situations that can be expected in practice.
This standard takes into account the requirements of IEC 60364 as far as possible so that
there is compatibility with the wiring rules when the appliance is connected to the supply
mains. However, national wiring rules may differ.
If an appliance within the scope of this standard also incorporates functions that are covered
by another part 2 of IEC 60335, the relevant part 2 is applied to each function separately, as
far as is reasonable. If applicable, the influence of one function on the other is taken into
account.
This standard is a product family standard dealing with the safety of appliances and takes
precedence over horizontal and generic standards covering the same subject.
An appliance that complies with the text of this standard will not necessarily be considered to
comply with the safety principles of the standard if, when examined and tested, it is found to
have other features which impair the level of safety covered by these requirements.
An appliance employing materials or having forms of construction differing from those detailed
in the requirements of this standard may be examined and tested according to the intent of
the requirements and, if found to be substantially equivalen
...


INTERNATIONAL IEC
STANDARD 60335-2-68
Edition 3.1
2005-11
Edition 3:2002 consolidated with amendment 1:2005
Household and similar electrical appliances –
Safety –
Part 2-68:
Particular requirements for spray extraction
appliances, for industrial and commercial use

Reference number
Publication numbering
As from 1 January 1997 all IEC publications are issued with a designation in the

60000 series. For example, IEC 34-1 is now referred to as IEC 60034-1.

Consolidated editions
The IEC is now publishing consolidated versions of its publications. For example,

edition numbers 1.0, 1.1 and 1.2 refer, respectively, to the base publication, the

base publication incorporating amendment 1 and the base publication incorporating

amendments 1 and 2.
Further information on IEC publications
The technical content of IEC publications is kept under constant review by the IEC,
thus ensuring that the content reflects current technology. Information relating to
this publication, including its validity, is available in the IEC Catalogue of
publications (see below) in addition to new editions, amendments and corrigenda.
Information on the subjects under consideration and work in progress undertaken
by the technical committee which has prepared this publication, as well as the list
of publications issued, is also available from the following:
• IEC Web Site (www.iec.ch)
• Catalogue of IEC publications
The on-line catalogue on the IEC web site (www.iec.ch/searchpub) enables you to
search by a variety of criteria including text searches, technical committees
and date of publication. On-line information is also available on recently issued
publications, withdrawn and replaced publications, as well as corrigenda.
• IEC Just Published
This summary of recently issued publications (www.iec.ch/online_news/ justpub)
is also available by email. Please contact the Customer Service Centre (see
below) for further information.
• Customer Service Centre
If you have any questions regarding this publication or need further assistance,
please contact the Customer Service Centre:

Email: custserv@iec.ch
Tel: +41 22 919 02 11
Fax: +41 22 919 03 00
INTERNATIONAL IEC
STANDARD 60335-2-68
Edition 3.1
2005-11
Edition 3:2002 consolidated with amendment 1:2005
Household and similar electrical appliances –
Safety –
Part 2-68:
Particular requirements for spray extraction
appliances, for industrial and commercial use

© IEC 2005 ⎯ Copyright - all rights reserved
No part of this publication may be reproduced or utilized in any form or by any means, electronic or
mechanical, including photocopying and microfilm, without permission in writing from the publisher.
International Electrotechnical Commission, 3, rue de Varembé, PO Box 131, CH-1211 Geneva 20, Switzerland
Telephone: +41 22 919 02 11 Telefax: +41 22 919 03 00 E-mail: inmail@iec.ch Web: www.iec.ch
PRICE CODE
Commission Electrotechnique Internationale CJ
International Electrotechnical Commission
МеждународнаяЭлектротехническаяКомиссия
For price, see current catalogue

– 2 – 60335-2-68  IEC:2002+A1:2005(E)

CONTENTS
FOREWORD.3

INTRODUCTION.5

1 Scope.6

2 Normative references .7

3 Definitions .7

4 General requirement.9

5 General conditions for the tests .9
6 Classification.9
7 Marking and instructions.9
8 Protection against access to live parts.11
9 Starting of motor-operated appliances .12
10 Power input and current .12
11 Heating .12
12 Void.12
13 Leakage current and dielectric strength at operating temperature.12
14 Transient overvoltages .13
15 Moisture resistance .13
16 Leakage current and electric strength.14
17 Overload protection of transformers and associated circuits .15
18 Endurance.15
19 Abnormal operation .15
20 Stability and mechanical hazards .16
21 Mechanical strength .17
22 Construction .19
23 Internal wiring.20
24 Components .20
25 Supply connection and external flexible cords .20
26 Terminals for external conductors.21
27 Provision for earthing .21
28 Screws and connections .22
29 Clearances, creepage distances and solid insulation .22
30 Resistance to heat and fire.22

31 Resistance to rusting.22
32 Radiation, toxicity and similar hazards.22

Annexes .26
Bibliography.26

Figure 101 – Impact test apparatus.23
Figure 102 – Apparatus for testing the abrasion resistance of current-carrying hoses .24
Figure 103 – Apparatus for testing the resistance to flexing of current-carrying hoses .24
Figure 104 – Configuration of the hose for the freezing treatment .25
Figure 105 – Flexing positions for the hose after removal from the freezing cabinet.25

60335-2-68  IEC:2002+A1:2005(E) – 3 –

INTERNATIONAL ELECTROTECHNICAL COMMISSION

____________
HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES –

SAFETY –
Part 2-68: Particular requirements for spray extraction

appliances, for industrial and commercial use

FOREWORD
1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising
all national electrotechnical committees (IEC National Committees). The object of IEC is to promote
international co-operation on all questions concerning standardization in the electrical and electronic fields. To
this end and in addition to other activities, IEC publishes International Standards, Technical Specifications,
Technical Reports, Publicly Available Specifications (PAS) and Guides (hereafter referred to as “IEC
Publication(s)”). Their preparation is entrusted to technical committees; any IEC National Committee interested
in the subject dealt with may participate in this preparatory work. International, governmental and non-
governmental organizations liaising with the IEC also participate in this preparation. IEC collaborates closely
with the International Organization for Standardization (ISO) in accordance with conditions determined by
agreement between the two organizations.
2) The formal decisions or agreements of IEC on technical matters express, as nearly as possible, an international
consensus of opinion on the relevant subjects since each technical committee has representation from all
interested IEC National Committees.
3) IEC Publications have the form of recommendations for international use and are accepted by IEC National
Committees in that sense. While all reasonable efforts are made to ensure that the technical content of IEC
Publications is accurate, IEC cannot be held responsible for the way in which they are used or for any
misinterpretation by any end user.
4) In order to promote international uniformity, IEC National Committees undertake to apply IEC Publications
transparently to the maximum extent possible in their national and regional publications. Any divergence
between any IEC Publication and the corresponding national or regional publication shall be clearly indicated in
the latter.
5) IEC provides no marking procedure to indicate its approval and cannot be rendered responsible for any
equipment declared to be in conformity with an IEC Publication.
6) All users should ensure that they have the latest edition of this publication.
7) No liability shall attach to IEC or its directors, employees, servants or agents including individual experts and
members of its technical committees and IEC National Committees for any personal injury, property damage or
other damage of any nature whatsoever, whether direct or indirect, or for costs (including legal fees) and
expenses arising out of the publication, use of, or reliance upon, this IEC Publication or any other IEC
Publications.
8) Attention is drawn to the Normative references cited in this publication. Use of the referenced publications is
indispensable for the correct application of this publication.
9) Attention is drawn to the possibility that some of the elements of this IEC Publication may be the subject of
patent rights. IEC shall not be held responsible for identifying any or all such patent rights.

This part of International Standard IEC 60335 has been prepared by sub-committee 61J:
Electrical motor-operated cleaning appliances for industrial use, of IEC technical committee 61:
Safety of household and similar electrical appliances.
This consolidated version of IEC 60335-2-68 is based on the third edition (2002) [documents
61J/129/FDIS and 61J/134/RVD] and its amendment 1 (2005) [documents 61J/197/FDIS and
61J/210/RVD].
It bears the edition number 3.1.
A vertical line in the margin shows where the base publication has been modified by
amendment 1.
This part 2 is to be used in conjunction with the latest edition of IEC 60335-1 and its
amendments. It was established on the basis of the fourth edition (2001) of that standard.
NOTE 1 When “Part 1” is mentioned in this standard, it refers to IEC 60335-1.

– 4 – 60335-2-68  IEC:2002+A1:2005(E)

This part 2 supplements or modifies the corresponding clauses in IEC 60335-1, so as to

convert that publication into the IEC standard: Safety requirements for electric spray

extraction appliances, for industrial and commercial use.

When a particular subclause of part 1 is not mentioned in this part 2, that subclause applies

as far as is reasonable. When this standard states “addition”, “modification” or “replacement”,

the relevant text in Part 1 is to be adapted accordingly.

NOTE 2 The following numbering system is used:

– subclauses, tables and figures that are numbered starting from 101 are additional to those in Part 1;

– unless notes are in a new subclause or involve notes in Part 1, they are numbered starting from 101, including
those in a replaced clause or subclause;

– additional annexes are lettered AA, BB, etc.
NOTE 3 The following print types are used:
– requirements: in roman type;
– test specifications: in italic type;
– notes: in small roman type.
Words in bold in the text are defined in Clause 3. When a definition concerns an adjective, the adjective and the
associated noun are also in bold.
The following differences exist in the countries indicated below.
– 3.1.9 A different type of carpet is specified (USA);
– 7.1 Different markings are required (USA);
– 7.12 No requirements for sound marking exist (USA);
– 25.14 The test is not carried out (USA).
The committee has decided that the contents of the base publication and its amendments will
remain unchanged until the maintenance result date indicated on the IEC web site under
"http://webstore.iec.ch" in the data related to the specific publication. At this date,
the publication will be
• reconfirmed,
• withdrawn,
• replaced by a revised edition, or
• amended.
A bilingual version of this publication may be issued at a later date.
...


IEC 60335-2-68
Edition 3.2 2007-03
INTERNATIONAL
STANDARD
Household and similar electrical appliances – Safety –
Part 2-68: Particular requirements for spray extraction appliances, for industrial
and commercial use
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form
or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from
either IEC or IEC's member National Committee in the country of the requester.
If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,
please contact the address below or your local IEC member National Committee for further information.

IEC Central Office
3, rue de Varembé
CH-1211 Geneva 20
Switzerland
Email: inmail@iec.ch
Web: www.iec.ch
About the IEC
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International Standards for all electrical, electronic and related technologies.

About IEC publications
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latest edition, a corrigenda or an amendment might have been published.
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It also gives information on projects, withdrawn and replaced publications.
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IEC 60335-2-68
Edition 3.2 2007-03
INTERNATIONAL
STANDARD
Household and similar electrical appliances – Safety –
Part 2-68: Particular requirements for spray extraction appliances, for industrial
and commercial use
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
PRICE CODE
CK
ICS 97.020 ISBN 2-8318-9032-2
– 2 – 60335-2-68 © IEC:2002+A1:2005
+A2:2007(E)
CONTENTS
FOREWORD.3
INTRODUCTION.5

1 Scope.6
2 Normative references .7
3 Definitions .7
4 General requirement.9
5 General conditions for the tests .9
6 Classification.9
7 Marking and instructions.9
8 Protection against access to live parts.11
9 Starting of motor-operated appliances .12
10 Power input and current .12
11 Heating .12
12 Void.12
13 Leakage current and dielectric strength at operating temperature.12
14 Transient overvoltages .13
15 Moisture resistance .13
16 Leakage current and electric strength.14
17 Overload protection of transformers and associated circuits .15
18 Endurance.15
19 Abnormal operation .15
20 Stability and mechanical hazards .16
21 Mechanical strength .17
22 Construction .19
23 Internal wiring.20
24 Components .20
25 Supply connection and external flexible cords .20
26 Terminals for external conductors.21
27 Provision for earthing .21
28 Screws and connections .22
29 Clearances, creepage distances and solid insulation .22
30 Resistance to heat and fire.22
31 Resistance to rusting.22
32 Radiation, toxicity and similar hazards.22

Annexes . 26
Bibliography.26

Figure 101 – Impact test apparatus.23
Figure 102 – Apparatus for testing the abrasion resistance of current-carrying hoses .24
Figure 103 – Apparatus for testing the resistance to flexing of current-carrying hoses .24
Figure 104 – Configuration of the hose for the freezing treatment .25
Figure 105 – Flexing positions for the hose after removal from the freezing cabinet.25

60335-2-68 © IEC:2002+A1:2005 – 3 –
+A2:2007(E)
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES –
SAFETY –
Part 2-68: Particular requirements for spray extraction
appliances, for industrial and commercial use

FOREWORD
1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising
all national electrotechnical committees (IEC National Committees). The object of IEC is to promote
international co-operation on all questions concerning standardization in the electrical and electronic fields. To
this end and in addition to other activities, IEC publishes International Standards, Technical Specifications,
Technical Reports, Publicly Available Specifications (PAS) and Guides (hereafter referred to as “IEC
Publication(s)”). Their preparation is entrusted to technical committees; any IEC National Committee interested
in the subject dealt with may participate in this preparatory work. International, governmental and non-
governmental organizations liaising with the IEC also participate in this preparation. IEC collaborates closely
with the International Organization for Standardization (ISO) in accordance with conditions determined by
agreement between the two organizations.
2) The formal decisions or agreements of IEC on technical matters express, as nearly as possible, an international
consensus of opinion on the relevant subjects since each technical committee has representation from all
interested IEC National Committees.
3) IEC Publications have the form of recommendations for international use and are accepted by IEC National
Committees in that sense. While all reasonable efforts are made to ensure that the technical content of IEC
Publications is accurate, IEC cannot be held responsible for the way in which they are used or for any
misinterpretation by any end user.
4) In order to promote international uniformity, IEC National Committees undertake to apply IEC Publications
transparently to the maximum extent possible in their national and regional publications. Any divergence
between any IEC Publication and the corresponding national or regional publication shall be clearly indicated in
the latter.
5) IEC provides no marking procedure to indicate its approval and cannot be rendered responsible for any
equipment declared to be in conformity with an IEC Publication.
6) All users should ensure that they have the latest edition of this publication.
7) No liability shall attach to IEC or its directors, employees, servants or agents including individual experts and
members of its technical committees and IEC National Committees for any personal injury, property damage or
other damage of any nature whatsoever, whether direct or indirect, or for costs (including legal fees) and
expenses arising out of the publication, use of, or reliance upon, this IEC Publication or any other IEC
Publications.
8) Attention is drawn to the Normative references cited in this publication. Use of the referenced publications is
indispensable for the correct application of this publication.
9) Attention is drawn to the possibility that some of the elements of this IEC Publication may be the subject of
patent rights. IEC shall not be held responsible for identifying any or all such patent rights.
This part of International Standard IEC 60335 has been prepared by sub-committee 61J:
Electrical motor-operated cleaning appliances for industrial use, of IEC technical committee 61:
Safety of household and similar electrical appliances.
This consolidated version of IEC 60335-2-68 consists of the third edition (2002) [documents
61J/129/FDIS and 61J/134/RVD], its amendment 1 (2005) [documents 61J/197/FDIS and
61J/210/RVD] and its amendment 2 (2006) [documents 61J/228/CDV and 61J/242/RVC].
The technical content is therefore identical to the base edition and its amendments and has
been prepared for user convenience.
It bears the edition number 3.2.
A vertical line in the margin shows where the base publication has been modified by
amendments 1 and 2.
– 4 – 60335-2-68 © IEC:2002+A1:2005
+A2:2007(E)
This part 2 is to be used in conjunction with the latest edition of IEC 60335-1 and its
amendments. It was established on the basis of the fourth edition (2001) of that standard.
NOTE 1 When “Part 1” is mentioned in this standard, it refers to IEC 60335-1.
This part 2 supplements or modifies the corresponding clauses in IEC 60335-1, so as to
convert that publication into the IEC standard: Safety requirements for electric spray
extraction appliances, for industrial and commercial use.
When a particular subclause of part 1 is not mentioned in this part 2, that subclause applies
as far as is reasonable. When this standard states “addition”, “modification” or “replacement”,
the relevant text in Part 1 is to be adapted accordingly.
NOTE 2 The following numbering system is used:
– subclauses, tables and figures that are numbered starting from 101 are additional to those in Part 1;
– unless notes are in a new subclause or involve notes in Part 1, they are numbered starting from 101, including
those in a replaced clause or subclause;
– additional annexes are lettered AA, BB, etc.
NOTE 3 The following print types are used:
– requirements: in roman type;
– test specifications: in italic type;
– notes: in small roman type.
Words in bold in the text are defined in Clause 3. When a definition concerns an adjective, the adjective and the
associated noun are also in bold.
The following differences exist in the countries indicated below.
– 3.1.9 A different type of carpet is specified (USA);
– 7.1 Different markings are required (USA);
– 7.12 No requirements for sound marking exist (USA);
– 25.14 The test is not carried out (USA).
The committee has decided that the contents of the base publication and its amendments will
remain unchanged until the maintenance result date indicated on the IEC web site under
"http://webstore.iec.ch" in the data related to the specific publication. At this date,
the publication will be
• reconfirmed,
• withdrawn,
• replaced by a revised edition, or
• amended.
A bilingual version of this publication may be issued at a later date.

60335-2-68 © IEC:2002+A1:2005 – 5 –
+A2:2007(E)
INTRODUCTION
It has been assumed in the drafting of this International Standard that the execution of its
provisions is entrusted to appropriately qualified and experienced persons.
This standard recognizes the internationally accepted level of protection again
...

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