AS 1767.2.8-2008 (R2019)

1 - AS 1767.2.8-2008 Insulating liquids Method 2.8: Test methods-Determination of water in oil-impregnated paper and pressboard by automatic coulometric Karl Fischer titration (IEC 60814, Ed. 2.0 (1997) MOD)
4 - PREFACE
5 - CONTENTS
7 - 1 General
7 - 1.1 Scope
7 - 1.2 Normative references
8 - 2 Direct titration for low viscosity liquids
8 - 2.1 Field of application
8 - 2.2 Chemistry
8 - 2.3 Apparatus
10 - 2.4 Reagents and auxiliary materials
10 - 2.5 Preparation of the apparatus
10 - 2.6 Sampling methods
11 - 2.7 Procedure
12 - 2.8 Calculation of the result
12 - 2.9 Report
12 - 2.10 Precision
12 - 3 Evaporative stripping method for high viscosity liquids
12 - 3.1 Field of application
12 - 3.2 Outline of the method
12 - 3.3 Apparatus and reagents
13 - 3.4 Procedure
13 - 3.5 Calculation of water content
14 - 3.6 Report
14 - 4 Determination of water in oil-impregnated paper and pressboard
14 - 4.1 Field of application
14 - 4.2 Determination of water after previous extraction with methanol
15 - 4.3 Determination by direct titration
16 - 4.4 Evaporative stripping method
23 - Annex A (Informative) Method for sampling of oil-impregnated paper and pressboard
26 - Annex ZA (Normative) Quality assurance procedures
27 - Annex ZB (Normative) Routine testing procedure
28 - Annex ZZ (Normative) Variations to IEC 60814, Ed.2.0 (1997) for application in Australia

Adopts IEC 60814, Ed. 2.0 to specify methods of determining the water content in insulating liquids and in oil-impregnated cellulosic paper and pressboard insulation using coulometrically generated Karl Fischer reagent.

RECONFIRMATION NOTICE
Technical Committee EL-008 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 14 November 2018.
The following are represented on Technical Committee EL-008:
Australian Industry Group
Australian Institute of Petroleum Ltd
Electricity Engineers Association (New Zealand)
Energy Efficiency & Conservation Authority of New Zealand
Energy Networks Australia
Engineers Australia
Rail Industry Safety and Standards Board

First published as AS 1767.2.8-2008.
Reconfirmed 2019.