I.S. EN 60641-2:2004
Current
The latest, up-to-date edition.
SPECIFICATION FOR PRESSBOARD AND PRESSPAPER FOR ELECTRICAL PURPOSES - METHODS OF TEST
Hardcopy , PDF
English
01-01-2004
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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) (ISO 1974:1990) |
| 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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