Services

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Filtration, Recondition, Reclaim & Regeneration ~ On-line (Live-Line) up to 132KV
❖ Filtration of Transformer Oil
❖ Recondition of Transformer Oil
❖ Reclaim of Transformer Oil
❖ Regeneration of Transformer Oil
❖ Breakdown Voltage Test
❖ Neutralization Value Test

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Routine Maintenance of Power Transformer ~ up to 400KV
❖ Attending oil Leakages of Transformer
❖ Routine Maintenance of Transformer
❖ Routine Maintenance of OLTC/Diverter Switch
❖ Painting of Transformer
❖ Inspection of Transformer
❖ Supervision for Energizing of Transformer

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Major Maintenance of Power Transformer ~ up to 220KV
❖ Overhauling of Transformer
❖ Overhaul of OLTC/Diverter Switch
❖ Vacuum Drying & IR value improvement of Transformer

13268307_966256753473523_6398277028355551005_o

13268307_966256753473523_6398277028355551005_o

13268307_966256753473523_6398277028355551005_o

13268307_966256753473523_6398277028355551005_o

Repair of Power Transformer ~ up to 33KV
❖ Repairing of fail/burn Transformer
❖ Re-winding/Re-insulation of Transformer

13268307_966256753473523_6398277028355551005_o

Dry Type (Epoxy) Transformer Servicing ~ up to 22KV
❖ Annual (One Time) Maintenance & Servicing of Dry-type Transformer

13268307_966256753473523_6398277028355551005_o

Testing of Power Transformer ~ up to 400KV
❖ Insulation Condition Check
    ♦ Insulation Resistance Test
    ♦ Insulation Polarization Index Test
    ♦ Capacitance Test
    ♦ Tan Delta (Dissipation Factor) (Tan δ) Test
    ♦ Separate Source High Voltage Test
    ♦ Induced Voltage Withstand Test
❖ Winding Condition Check
    ♦ Winding Resistance Test
❖ Core-Coil Assembly Condition Check
    ♦ Magnetic Balance Test
    ♦ Magnetization Current Test
    ♦ Voltage Ratio test on all tap position
    ♦ Phasing Measure Test
    ♦ Vector Group Test
    ♦ Reduced Current Short Circuit Test
❖ Simulation Check
    ♦ MOG Test
    ♦ Buchholz Relay Test
    ♦ OSR Test
    ♦ PRD Test (Main tank)
    ♦ PRD Test (OLTC tank)
    ♦ OTI Test
    ♦ WTI Test
❖ Earthing Pits Check
    ♦ Earth Resistance Test

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❖ Transformer Oil Property Check ~ up to 400KV
    ♦ Physical condition & Appearance Test
    ♦ Breakdown Voltage Test (Dielectric Strength Test)
    ♦ Neutralization Value Test (Total Acidity Test)
    ♦ Water Content Test (PPM Test)
    ♦ Density Test
    ♦ Kinematic Viscosity Test
    ♦ Inter Facial Tension Test
    ♦ Flash Point Test
    ♦ Pour Point Test
    ♦ Dielectric Dissipation Factor Test
    ♦ Resistivity Test
    ♦ Sediments & Sludge Test
❖ Power Transformer Internal Fault Check/Finding ~ up to 400KV
    ♦ Dissolved Gases Analysis (DGA)

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❖ Power Transformer Remnant Life Assessment ~ up to 400KV
    ♦ FURAN Content Test
❖ Transformer Oil Remnant Life Assessment ~ up to 400KV
    ♦ Analysis of Polychlorinated Biphenlyls (PCB's)