I.S. EN 60763-2:2007
Current
The latest, up-to-date edition.
SPECIFICATION FOR LAMINATED PRESSBOARD - PART 2: METHODS OF TEST
Hardcopy , PDF
English
01-01-2007
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FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Conditioning of test specimens
4 Drying of test specimens
4.1 Method A (preferable)
4.2 Method B
5 Dimensions
5.1 Thickness
6 Mechanical tests
6.1 Flexural strength and load to produce a standard
deflection
6.2 Apparent modulus of elasticity in flexure
7 Compressibility
7.1 Principle
7.2 Test apparatus
7.3 Test pieces
7.4 Procedure
7.5 Results
8 Electric strength in oil
8.1 General and conditioning
8.2 Electric strength along laminate (edgewise electric
strength)
9 Internal ply strength, thermal resistance and oil
compatibility
9.1 Principle
9.2 Test specimens
9.3 Test apparatus
9.4 Procedure
9.5 Determination of the flexural strength
9.6 Results
10 Apparent density
10.1 Test specimens
10.2 Procedure
10.3 Results
11 Moisture content
12 Shrinkage in air after drying
12.1 Test specimens
12.2 Procedure
12.3 Results
13 Oil absorption
13.1 Test specimens
13.2 Procedure
13.3 Results
14 Ash content
14.1 Procedure
14.2 Results
15 Contamination of liquid dielectrics
15.1 Apparatus
15.2 Test specimens
15.3 Procedure
15.4 Results
16 Conductivity of aqueous extract
16.1 Procedure
16.2 Results
17 pH of aqueous extract
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Provides methods of test applicable for the material classified in IEC 60763-1.
| 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 |
28
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| EN 60763-2:2007 | Identical |
| NBN EN 60763-2 : 2007 | Identical |
| SN EN 60763-2 : 1996 | Identical |
| UNE-EN 60763-2:1997 | Identical |
| DIN EN 60763-2 : 2007 | Identical |
| NF EN 60763-2 : 2016 | Identical |
| BS EN 60763-2:2007 | Identical |
| IEC 60763-2:2007 | Identical |
| IEC 60243-1:2013 | Electric strength of insulating materials - Test methods - Part 1: Tests at power frequencies |
| IEC 62021-1:2003 | Insulating liquids - Determination of acidity - Part 1: Automatic potentiometric titration |
| 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 |
| IEC 61125:1992 | Unused hydrocarbon based insulating liquids - Test methods for evaluating the oxidation stability |
| EN 20287 : 1994 | PAPER AND BOARD - DETERMINATION OF MOISTURE CONTENT - OVEN DRYING METHOD |
| EN 61125:1993/A1:2004 | UNUSED HYDROCARBON-BASED INSULATING LIQUIDS - TEST METHODS FOR EVALUATING THE OXIDATION STABILITY |
| IEC 60641-2:2004 | Pressboard and presspaper for electrical purposes - Part 2: Methods of tests |
| IEC 60296:2012 RLV | Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear |
| ISO 2144:2015 | Paper, board and pulps Determination of residue (ash) on ignition at 900 degrees C |
| EN 60296:2012 | Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear |
| EN 60247:2004 | Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity |
| 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 |
| EN 60763-1:2011 | Laminated pressboard for electrical purposes - Part 1: Definitions, classification and general requirements |
| IEC 60247:2004 | Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity |
| EN 60641-2:2004 | Pressboard and presspaper for electrical purposes - Part 2: Methods of tests |
| IEC 60763-1:2010 | Laminated pressboard for electrical purposes - Part 1: Definitions, classification and general requirements |
| EN 62021-1:2003 | Insulating liquids - Determination of acidity - Part 1: Automatic potentiometric titration |
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