Transformer Services

Visual Inspection

Advanced diagnostic and condition assessment services including but not limited to Partial Discharge, SFRA, DCRM, Thermal Imaging, Dielectric Frequency Response Analysis to; monitor transformer health, detect potential failure, optimize maintenance strategies, ensuring uninterrupted performance, reduced downtime, and extended operational life

On-Site Testing

On-Site Testing

Comprehensive electrical & thermal testing to identify issues at an early stage, prevent costly failures, and improve system reliability.

  • Insulation resistance measurement
  • Transformer turns ratio test
  • Winding resistance test
  • Oil dielectric strength test
  • Partial discharge analysis
RLA Study

RLA Study

Ensuring transformer lifespan by conducting RLA studies on-site, helping industries avoid sudden breakdowns.

  • Thermal analysis
  • Insulation aging assessment
  • Oil quality analysis
  • Vibration analysis
  • Moisture content measurement
Condition Monitoring

Condition Monitoring

Non-intrusive site testing to assess transformer condition, identify insulation defects, and recommend condition-based monitoring to mitigate operational risks.

  • Online gas monitoring
  • Temperature sensors
  • Load pattern analysis
  • Vibration monitoring
  • Real-time fault detection
Site Overhauling

Site Overhauling

Extending transformer life through on-site overhauling including gasket replacement, sludge removal, CCA tightness, dehydration, and filtration.

  • Inspection: On-site check for wear, damage, or degradation
  • Core assessment: Electrical tests and visual inspection
  • Oil processing: Filter, regenerate, or replace insulating oil
  • Component repair: Replace worn parts like gaskets or bushings
  • Final testing: Ensure operational specifications before re-energizing

Field Diagnostics & Condition Assessment

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IR / PI Megger

Insulation resistance & polarization index testing.

Open/Short Circuit

Checks winding continuity & short circuits.

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Winding Resistance

Measures resistance of transformer windings.

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Tan-Delta Capacitance

Assesses insulation health & aging.

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SFRA / DPv Value

Frequency response analysis for winding movement.

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Noise Analysis

Detects abnormal sound patterns.

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Freq Response / Stray Losses

Analyzes loss distribution.

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Partial Discharge

Detects insulation breakdown activity.