Transformer Oil Full Analysis Parameters and Test Methods | |
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PARAMETERS | TEST METHODS |
Dissolved Gas Methane, CH4 Ethane, C2H6 Acetylene, C2H2 Hydrogen, H2 Carbon Monoxide,CO Carbon dioxide,CO2 Nitrogen, N2 Oxygen, O2 Total dissolved combustible gases Safe handling limits Estimated total combustible gases in the blanket Particles per 100 ml 5 to 15 µm 15 to 25 µm 25 to 50 µm 50 to 100 µm 100 µm Moisture Content Dielectric Strength/ BDV Acid Number Interfacial Tension Colour Power Factor/ Dissipation Factor Oxidation Inhibitor (DBPC) FURANS 5 Hydroxymethy1-2-furaldehyde 2-furaldehyde 2-acetylfuran 5-methy1 2-furaldehyde Furfuryl alcohol Estimated Degree of Polymerization Flash Point Kinematic Viscosity @40°C Corrosive Sulphur |
ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ASTM D 3612 ISO 4406 ISO 4406 ISO 4406 ISO 4406 ISO 4406 ISO 4406 IEC 60814 IEC 156 ASTM D 974 ASTM D 971 ASTM D 1500 IEC 60247 IEC 60666 ASTM D 5837 ASTM D 5837 ASTM D 5837 ASTM D 5837 ASTM D 5837 ASTM D 5837 De Pablo/Pahlaanpour Method ASTM D 92 ASTM D 445 ASTM D 1275 |