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Transformer Oil Testing Parameters and Test Methods
PARAMETERS TEST METHODS
Dielectric strength test
Dissipation Factor @ 25° C
Dissipation Factor @ 100° C
Interfacial Tension
Color
Visual Examination (Color)
Neutralization Number
Water content
Oxidation Inhibitor Content
ASTM D 1816
ASTM D 924
ASTM D 924
ASTM D 971
ASTM D 1500
Visual
ASTM D 974
IEC 60814
ASTM D 2668
Transformer Dissolved Gas Analysis (DGA)Parameters and Test Methods
PARAMETERS TEST METHODS
DGA:
Hydrogen
Oxygen
Carbon Dioxide
Methane
Ethane
Ethylene
Acetylene
Nitrogen
Carbon Monoxide
Total
TDCG
TDHHG
ETCG
ASTM D 3612