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IEC 60814 : 2.0

IEC 60814 : 2.0

INSULATING LIQUIDS - OIL-IMPREGNATED PAPER AND PRESSBOARD - DETERMINATION OF WATER BY AUTOMATIC COULOMETRIC KARL FISCHER TITRATION

International Electrotechnical Committee

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Table of Contents

1 General<br>&nbsp;&nbsp;&nbsp;&nbsp;1.1 Scope<br>&nbsp;&nbsp;&nbsp;&nbsp;1.2 Normative references<br>2 Direct titration for low viscosity liquids<br>&nbsp;&nbsp;&nbsp;&nbsp;2.1 Field of application<br>&nbsp;&nbsp;&nbsp;&nbsp;2.2 Chemistry<br>&nbsp;&nbsp;&nbsp;&nbsp;2.3 Apparatus<br>&nbsp;&nbsp;&nbsp;&nbsp;2.4 Reagents and auxiliary materials<br>&nbsp;&nbsp;&nbsp;&nbsp;2.5 Preparation of the apparatus<br>&nbsp;&nbsp;&nbsp;&nbsp;2.6 Sampling methods<br>&nbsp;&nbsp;&nbsp;&nbsp;2.7 Procedure<br>&nbsp;&nbsp;&nbsp;&nbsp;2.8 Calculation of the result<br>&nbsp;&nbsp;&nbsp;&nbsp;2.9 Report<br>&nbsp;&nbsp;&nbsp;&nbsp;2.10 Precision<br>3 Evaporative stripping method for high viscosity liquids<br>&nbsp;&nbsp;&nbsp;&nbsp;3.1 Field of application<br>&nbsp;&nbsp;&nbsp;&nbsp;3.2 Outline of the method<br>&nbsp;&nbsp;&nbsp;&nbsp;3.3 Apparatus and reagents<br>&nbsp;&nbsp;&nbsp;&nbsp;3.4 Procedure<br>&nbsp;&nbsp;&nbsp;&nbsp;3.5 Calculation of water content<br>&nbsp;&nbsp;&nbsp;&nbsp;3.6 Report<br>4 Determination of water in oil-impregnated paper and <br>&nbsp;&nbsp;&nbsp;&nbsp;pressboard<br>&nbsp;&nbsp;&nbsp;&nbsp;4.1 Field of application<br>&nbsp;&nbsp;&nbsp;&nbsp;4.2 Determination of water after previous extraction<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;with methanol<br>&nbsp;&nbsp;&nbsp;&nbsp;4.3 Determination by direct titration<br>&nbsp;&nbsp;&nbsp;&nbsp;4.4 Evaporative stripping method<br>Figures<br>1 Block diagram of automatic titrator<br>2 Suitable titration vessel assembly<br>3 Block diagram of automatic titrator and evaporation<br>&nbsp;&nbsp;&nbsp;&nbsp;stripping unit<br>4 Evaporator glass vessel with heater<br>5 Methanol container and extraction tube<br>Annexes <br>A Method for sampling of oil-impregnated paper and<br>&nbsp;&nbsp;&nbsp;&nbsp;pressboard<br>ZA (normative) Normative references to international<br>&nbsp;&nbsp;&nbsp;&nbsp;publications with their corresponding European<br>&nbsp;&nbsp;&nbsp;&nbsp;publications

Abstract

Covers procedures for determining water content of insulating liquids and in oil-impregnated cellulosic insulation with coulometrically generated Karl Fischer reagent.

General Product Information

Document Type Standard
Status Current
Publisher International Electrotechnical Committee
Committee SC 10A

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