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SPECIFICATION FOR PRESSBOARD AND PRESSPAPER FOR ELECTRICAL PURPOSES - METHODS OF TEST

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Hardcopy , PDF

Language(s)

English

Published date

01-01-2004

Publisher

National Standards Authority of Ireland

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FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 General notes on tests
   4.1 Conditioning
   4.2 Drying
   4.3 Tolerances
   4.4 Results
5 Thickness
   5.1 Test apparatus
   5.2 Setting gauge
   5.3 Procedure
   5.4 Results
6 Apparent density
7 Tensile strength and elongation
   7.1 Principle
   7.2 Determination with non-folded test pieces
   7.3 Determination with folded test pieces
8 Internal tearing resistance
9 Edge tearing resistance
   9.1 Procedure
   9.2 Results
10 Compressibility
   10.1 Principle
   10.2 Test apparatus
   10.3 Test pieces
   10.4 Procedure
   10.5 Results
11 Shrinkage
   11.1 Test apparatus
   11.2 Test pieces
   11.3 Procedure
   11.4 Results
12 Plybond resistance
   12.1 Principle
   12.2 Test pieces
   12.3 Test apparatus
   12.4 Test method
   12.5 Results
13 Moisture content
14 Ash content
15 Conductivity of aqueous extract
   15.1 Test apparatus
   15.2 Procedure
   15.3 Results
16 pH of aqueous extract
   16.1 Test apparatus
   16.2 Procedure
   16.3 Results
17 Oil absorption
   17.1 Test pieces
   17.2 Procedure
   17.3 Results
18 Conducting paths
19 Presence of metallic particles
   19.1 Chemical methods
   19.2 X-ray method
20 Electric strength
   20.1 Test apparatus
   20.2 Test pieces for test in air
   20.3 Test pieces for test in oil
   20.4 Test pieces for testing after folding
   20.5 Number of tests
   20.6 Procedure
   20.7 Results
Bibliography
Figures

Provides the test methods to be used in testing pressboard and presspaper for electrical purposes to meet the requirements prescribed in the specification sheets.

DevelopmentNote	For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
DocumentType	Standard
Pages	66
PublisherName	National Standards Authority of Ireland
Status	Current

Standards	Relationship
IEC 60641-2:2004	Identical
BS EN 60641-2:2004	Identical
EN 60641-2:2004	Identical
DIN EN 60641-2 : 2005	Identical
NBN EN 60641-2 : 2005	Identical
SN EN 60641-2 : 1995	Identical
NF EN 60641-2 : 2005	Identical
UNE-EN 60641-2:1996	Identical

IEC 60243-1:2013	Electric strength of insulating materials - Test methods - Part 1: Tests at power frequencies
EN 20534 : 1993	PAPER AND BOARD - DETERMINATION OF THICKNESS AND APPARENT BULK DENSITY OR APPARENT SHEET DENSITY
ISO 1974:2012	Paper — Determination of tearing resistance — Elmendorf method
IEC 60250:1969	Recommended methods for the determination of the permittivity and dielectric dissipation factor of electrical insulating materials at power, audio and radio frequencies including metre wavelengths
EN 20287 : 1994	PAPER AND BOARD - DETERMINATION OF MOISTURE CONTENT - OVEN DRYING METHOD
EN 21974 : 1994	PAPER - DETERMINATION OF TEARING RESISTANCE (ELMENDORF METHOD)
IEC 60296:2012 RLV	Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
EN ISO 1924-2:2008	Paper and board - Determination of tensile properties - Part 2: Constant rate of elongation method (20 mm/min) (ISO 1924-2:2008)
IEC 60554-2:2001	Cellulosic papers for electrical purposes - Part 2: Methods of test
ISO 2144:2015	Paper, board and pulps Determination of residue (ash) on ignition at 900 degrees C
EN 60554-2:2002	Cellulosic papers for electrical purposes - Part 2: Methods of test
ISO 186:2002	Paper and board — Sampling to determine average quality
EN 60296:2012	Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
ISO 1924-2:2008	Paper and board — Determination of tensile properties — Part 2: Constant rate of elongation method (20 mm/min)
EN 60243-1:2013	ELECTRIC STRENGTH OF INSULATING MATERIALS - TEST METHODS - PART 1: TESTS AT POWER FREQUENCIES (IEC 60243-1:2013)
ISO 287:2017	Paper and board — Determination of moisture content of a lot — Oven-drying method
ISO 534:2011	Paper and board — Determination of thickness, density and specific volume
IEC 60247:2004	Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity

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I.S. EN 60641-2:2004

SPECIFICATION FOR PRESSBOARD AND PRESSPAPER FOR ELECTRICAL PURPOSES - METHODS OF TEST

Table of Contents

Abstract

General Product Information

International Equivalents

Standards Referencing This Book

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