Type of test method method required 1 acidity iec 62021 1 50ml 2 appearance visual astm 1524 100ml 3 iec 60590aromatic content 50ml 4 astm 2140carbontype composition 100ml 5 carbontype composition ftir method 100ml 6 colour astm 1500 100ml 7 corrosive sulphur astm d1275b 750ml. Perception fleet is a smart software solution designed to provide a comprehensive condition evaluation of a transformer fleet. Ift shall be measured in accordance with en 14210 or astm d971. The specific symptom of the chemical degradation of oil criticality is related to the presence of the following diagnostic indicators with typical values that do not conform with those recommended by iec 60422. Appearance visual transparent clear, odourless liquid free from suspended impurities. Acidity shall be measured according to iec 620211 or iec 620212. Iec 60296 unused mineral insulating oils for transformers and. Describes the procedure for the determination of the acidity of unused and used electrical mineral insulating oils. Gost r iec 620211 20 edition, january 1, 20 insulating liquids. Pdf transformer paper expected life estimation using anfis. It applies mainly to tapchangers immersed in mineral insulating oil according to iec 60296 but may also be used for tapchangers with air or gas insulation or immersed in other insulating liquids. All bsi british standards available online in electronic and print formats. Acidity measurement setup iec 620211 insulating liquids. Find the most uptodate version of cei en 620211 at engineering360.
Water in oil iec 60814 appearance iso 2049 colour iso 2049 total acidity tan iec 620211 or iec 620212. It offers an extended oil life with the peace of mind of zero sulphur content. Iec 6004412003 instrument transformers part 1 current transformers from the open standard library. Iec 60422, supervision and maintenance guide for mineral insulating oils in electrical equipment. Definitions, classification and general requirements iec 61125. Din en 62021 1 200406 insulating liquids determination of acidity part 1.
International standard iec 600341 has been prepared by iec technical committee 2. Appearance iec 60296 clear, free from sediment and suspended matter. Physical oil treatment italy2015 turin sea marconi. Unused mineral insulating oil should be free from any acidic compound. Neutralisation value acidity, mg kohg, max iec 62021 1 0. Loading guide for drytype power transformers iec 6007612. Shell diala s4 zxi is the new electrical insulating oil from shell designed to meet the challenges presented by the latest power transformers. Transformer paper expected life estimation using anfis based on oil characteristics and dissolved gases case study. Note 1 in unused and used mineral insulating oils, the constituents that may be considered to have acidic characteristics include organic acids, phenolic compounds, some oxidation products, resins, organometallic salts and additives. Jun 17, 2017 5 uninhibited oil meeting iec 2961982 class i specifications typical inspections characteristics test methods iec. Type of test method method required 1 acidity iec 620211 50ml 2 appearance visual astm 1524 100ml 3 iec 60590aromatic content 50ml 4 astm 2140carbontype composition 100ml 5 carbontype composition ftir method 100ml 6 colour astm 1500 100ml 7 corrosive sulphur astm d1275b 750ml 8 corrosive sulphur din 553 silver strip 500ml. Automatic potentiometric titration from sai global.
Iec international electrotechnical commission description. Keep up to date with new publication releases and announcements with our free iec just published email newsletter. Iec 620211 i n sulating liqui ds determi n atio n of ac idity by auto matic pote n tiome tric titration 15 a nd iec 62021 2 insulating liquids dete rmination of acidity by co l. Sunrise petroleum fzc our products transformer oils. Acidity in insulating liquids according iec 620211 xylem analytics. Spec oil transformer oil buy transformer oil product on. Download scientific diagram acidity measurement setup iec 620211 insulating liquids determination of acidity by automatic potentiometric titration 15 and. Iec 620211 insulating liquids determination of acidity. Ssen 62021 1 insulating liquids determination of acidity part 1. Insulating liquids determination of acidity part 1. This part of iec 62021 describes the procedure for the determination of the acidity of unused and used electrical mineral insulating oils. Iec620211 insulating liquids determination of acidity. Iec 62021 1 pdf more references related to iec 62021 1 pdf dark avenues in russian catolic ushers manual the powers that betheology for a new millennium. Pdf effects of transformer oil properties and contamination.
Note 1 in unused and used mineral insulating oils, the constituents that may be considered to have acidic characteristics include organic acids, phenolic compounds, some oxidation products, resins. Missing page numbers correspond to the frenchlanguage pages. This application note describes the determination of the acidity of unused and used electrical mineral insulating oils. The method may be used to indicate relative changes that occur in a mineral insulating oil during use under oxidizing conditions regardless of the colour or. Automatic potentiometric titration swedish institute for standards box 45443, se104 31 stockholm.
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