CLC/TS 61112:2006

SLOVENSKI STANDARD
01-marec-2007
Pregrinjala iz izolacijskega materiala za uporabo v elektrotehniki (IEC 61112:1992 +
A1:2002 + popravek maj 2000 + A1:2002)
Blankets of insulating material for electrical purposes (IEC 61112:1992 + A1:2002 +
corrigendum May 2000 + A1:2002)
Abdecktcher aus isolierendem Material zum Arbeiten unter Spannung
Nappes en matriau isolant pour travaux lectriques
Ta slovenski standard je istoveten z: CLC/TS 61112:2006
ICS:
13.260 9DUVWYRSUHGHOHNWULþQLP Protection against electric
XGDURP'HORSRGQDSHWRVWMR shock. Live working
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

TECHNICAL SPECIFICATION
CLC/TS 61112
SPÉCIFICATION TECHNIQUE
December 2006
TECHNISCHE SPEZIFIKATION
ICS 13.260; 29.240.20; 29.260.99

English version
Blankets of insulating material for electrical purposes
(IEC 61112:1992 + corrigendum May 2000 + A1:2002)

Nappes en matériau isolant  Abdecktücher aus isolierendem Material
pour travaux électriques zum Arbeiten unter Spannung
(CEI 61112:1992 (IEC 61112:1992
+ corrigendum mai 2000 + A1:2002) + Corrigendum Mai 2000 + A1:2002)

This Technical Specification was approved by CENELEC on 2006-09-02.

CENELEC members are required to announce the existence of this TS in the same way as for an EN and to
make the TS available promptly at national level in an appropriate form. It is permissible to keep conflicting
national standards in force.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, the Czech
Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
Sweden, Switzerland and the 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

© 2006 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. CLC/TS 61112:2006 E
Foreword
The text of the International Standard IEC 61112:1992 + corrigendum May 2000 + A1:2002, prepared by
IEC TC 78, Live working, was submitted to the formal vote and was approved by CENELEC as
CLC/TS 61112 on 2006-09-02.
The following date was fixed:
– latest date by which the existence of the CLC/TS
has to be announced at national level (doa) 2007-03-01
Annex ZA has been added by CENELEC.
___________
Endorsement notice
The text of the International Standard IEC 61112:1992 + corrigendum May 2000 + A1:2002 was approved
by CENELEC as a Technical Specification without any modification.
___________
- 3 - CLC/TS 61112:2006
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications

The following referenced documents are indispensable for the application of this document. For dated
references, only the edition cited applies. For undated references, the latest edition of the referenced
document (including any amendments) applies.

NOTE  When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD
applies.
Publication Year Title EN/HD Year

IEC 60050-121 1978 International Electrotechnical vocabulary - -
(IEV)
Chapter 121: Electromagnetism
IEC 60050-151 1978 International Electrotechnical Vocabulary - -
(IEV)
Part 151: Electrical and magnetic devices

IEC 60050-601 1985 International Electrotechnical Vocabulary - -
(IEV)
Chapter 601: Generation, transmission and
distribution of electricity - General

IEC 60060-1 1989 High-voltage test techniques
+ corr. March 1990 Part 1: General definitions and test HD 588.1 S1 1991
requirements
IEC 60060-3 1976 High-voltage test techniques - -
Part 3: Measuring devices
IEC 60160 1963 Standard atmospheric conditions for test - -
purposes
IEC 60212 1971 Standard conditions for use prior to and HD 437 S1 1984
during the testing of solid electrical insulating
materials
IEC 60417 Data Graphical symbols for use on equipment - -
base
IEC 61318 1994 Live working - Guidelines for quality - -
assurance plans
ISO 472 1988 Plastics - Vocabulary - -

1)
ISO 2592 1973 Petroleum products - Determination of EN 22592 1993
flash and fire points - Cleveland open cup
method
1)
EN 22592 is superseded by EN ISO 2592:2001, which is based on ISO 2592:2000.

Publication Year Title EN/HD Year
ISO 2859-1 1999 Sampling procedures for inspection by - -
attributes
Part 1: Sampling schemes indexed by
acceptance quality limit (AQL) for lot-by-lot
inspection
2)
ISO 2977 1989 Petroleum products and hydrocarbon - -
solvents - Determination of aniline point and
mixed aniline point
3)
ISO 3104 1976 Petroleum Products - Transparent and - -
opaque liquids - Determination of kinematic
viscosity and calculation of dynamic viscosity

4)
ISO/IEC 9000 1987 Quality management and quality assurance EN 29000 1987
standards - Guidelines for selection and use

5)
ISO/IEC 9001 1987 Quality systems - Model for quality EN 29001 1987
assurance in design/development,
production, installation and servicing

6)
ISO/IEC 9002 1987 Quality systems - Model for quality EN 29002 1987
assurance in production and installation

7)
ISO/IEC 9003 1987 Quality systems - Model for quality EN 29003 1987
assurance in final inspection and test

2)
ISO 2977 is superseded by ISO 2977:1997.
3)
ISO 3104 is superseded by ISO 3104:1994, which is harmonized as EN ISO 3104:1996.
4)
EN 29000 is superseded by EN ISO 9000:2005, which is based on ISO 9000:2005.
5)
EN 29001 is superseded by EN ISO 9001:2000, which is based on ISO 2001:2000.
6)
EN 29002 is superseded by EN ISO 9002:1994, which is based on ISO 9002:1994.
7)
EN 29003 is superseded by EN ISO 9003:1994, which is based on ISO 9003:1994.

NORME CEI
INTERNATIONALE IEC
INTERNATIONAL
Edition 1.1
STANDARD
2002-06
Edition 1:1992 consolidée par l'amendement 1:2002
Edition 1:1992 consolidated with amendment 1:2002
Nappes en matériau isolant
pour travaux électriques
Blankets of insulating material
for electrical purposes
 IEC 2002 Droits de reproduction réservés  Copyright - all rights reserved
Aucune partie de cette publication ne peut être reproduite ni No part of this publication may be reproduced or utilized in
utilisée sous quelque forme que ce soit et par aucun procédé, any form or by any means, electronic or mechanical,
électronique ou mécanique, y compris la photocopie et les including photocopying and microfilm, without permission in
microfilms, sans l'accord écrit de l'éditeur. writing from the publisher.
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CODE PRIX
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Pour prix, voir catalogue en vigueur
For price, see current catalogue

61112 © IEC:1992+A1:2002 – 3 –
CONTENTS
FOREWORD.7
1 Scope .9
1.1 Classes .9
1.2 Categories.9
2 Normative references.9
3 Definitions.11
4 Composition.13
5 Classification .13
6 Physical requirements.15
6.1 Shape .15
6.2 Dimensions .15
6.3 Thickness.15
6.4 Workmanship and finish .17
6.5 Marking .17
6.6 Packaging .19
7 Tests on blankets.19
7.1 General .19
7.2 Visual inspection and measurements.21
7.3 Mechanical tests .23
7.4 Dielectric tests .27
7.5 Ageing tests .35
7.6 Thermal tests .37
8 Tests on blankets with special properties .39
8.1 General .39
8.2 Category A: Acid resistance .39
8.3 Category H: Oil resistance.39
8.4 Category Z: Ozone resistance .41
8.5 Category M: Mechanical (higher level resistance).41
8.6 Category S: Oil and ozone resistance.43
8.7 Category C: Extreme low temperature .43
9 Quality assurance plan and acceptance test .43
Annex A (normative) Marking symbol double triangle .45
Annex B (normative) List and classification of tests.47
Annex C (normative) Oil for tests on category H blankets
Oil resistance.49
Annex D (normative) Sampling plans and procedures .51
Annex E (informative) Guidelines for the selection of the class of blankets in relation
to nominal voltage of a system.55
Annex F (informative) Acceptance tests .57
Annex G (informative) In-service recommendations .59

61112 © IEC:1992+A1:2002 – 5 –
Figure A.1 – Symbols and symbol location.45
Figure 1 – Plain design .61
Figure 2 – Slotted design .61
Figure 3 – Dumb-bell test piece (see 7.3.2).63
Figure 4 – Mechanical puncture (see 7.3.3) .65
Figure 5 – Tear resistance test .67
Figure 6 – Test electrode for blankets of classes 3 and 4.69
Figure 7 – Electrode for plastomers .71
Figure 8 – Polyethylene plates for extreme low temperatures (see 7.2.2 or 8.7).71
Figure 9 – Test set-up – Method B (see 8.4.2) .73
Table 1 – Designation of special properties.15
Table 2 – Recommended dimensions and tolerances.15
Table 3 – Maximum thickness .15
Table 4 – Electrode clearance for proof tests .27
Table 5 – Test voltage .35
Table B.1 – General test procedure .
...