Services

TAN DELTA ELECTRIC CORPORATION offers a wide range of services such as design, consultancy, construction, fabrication, installation, testing and commissioning of various electrical high and low voltage system and process instrumentation projects performed and administered by highly skilled group of engineers and technical personnel that can provide reliable and quality service in various fields of Electrical Engineering.

Oil Testing/Laboratory Services

TAN DELTA Laboratory can provide a very reliable and wide variety of tests on transformer insulating liquids. Our purpose is to provide dependable information and analysis on your high voltage electrical apparatus such as oil transformers, oil and gas circuit breakers and insulating materials. Our lab is currently moving towards accreditation to provide reliable services for oil analysis and diagnostics. With a track record of over 40 clients, the laboratory practices and methods are compliant with the standards and requirements set by the American Society for Testing and Materials (ASTM) and International Electro-technical Commission (IEC).

Transformer Oil Laboratory Services
Transformer Oil Laboratory Services
Transformer Oil Laboratory Services

The below analyses and methods are performed routinely at our lab.

Type of Test ASTM/IEC Method
Dissolved Gas Analysis (DGA) D3612A / 60567
Water-in-Oil Analysis by Karl Fischer D1533
Interfacial Tension (IFT) Test D971
Acidity / Neutralization Number D664
Liquid Power Factor Test D924 / 61620
Color and Visual Examination D1500 / D1524
Dielectric Breakdown Voltage (DBV) Test D877/D1816/IEC156
Oxidation Inhibitor Content D2668
Relative Density (Specific Gravity) D1298
Degree of Polymerization (DP) of Cellulose D4243
Corrosive Sulfur D1275B
Furan Analysis D5837
Oil Conductivity/Resistivity/Dielectric Constant 61620