Generators & Alternators Services

Electrical Repairs

Stator & Rotor Rewinding

Complete rewinding using Class F/H insulation systems in line with IEC standards, including coil replacement and insulation upgrades.

Slip Ring & Brush Gear Services

Machining, polishing, and refurbishment of slip rings; replacement and adjustment of carbon brushes and holders.

Excitation System Repairs

Testing, repair, calibration, or replacement of Automatic Voltage Regulators (AVR); inspection and replacement of diodes and rectifiers (PMG systems).

Mechanical Repairs

Bearing Replacement & Servicing

Removal, installation, lubrication, and alignment of bearings in accordance with OEM tolerances.

Shaft Alignment Correction

Repair or replacement of cooling fans and restoration of ventilation and airflow systems.

Cooling System Repairs

Precision shaft alignment using laser alignment systems to ensure optimal coupling performance.

Housing & Structural Repairs

Repair of frames, enclosures, terminal boxes, and structural components.

Insulation Resistance (IR) Testing (Megger) – insulation integrity assessment

Polarization Index (PI) Testing – detection of moisture and contamination

Stator & Rotor Winding Resistance Testing – identification of imbalance and faults

High Voltage (Hi-Pot) Testing – dielectric strength verification

AVR Functional Testing – voltage regulation performance verification

Open Circuit Saturation Test (OCST) – magnetic core evaluation

Recurrent Surge Oscillograph (RSO) Testing – inter-turn fault detection

Diode & Rectifier Testing – excitation system validation

Tan Delta & Partial Discharge (TD/PD) Testing – advanced insulation diagnostics

Load Bank Testing – full-load and step-load performance validation

Vibration Analysis – detection of imbalance, misalignment, and bearing defects

Infrared Thermography – hotspot and overheating detection

Shaft Alignment Verification – precision alignment between generator and prime mover

Bearing Clearance Measurement – monitoring wear and tolerances

Crankshaft Deflection Testing – evaluation of mechanical stresses

Cooling System Pressure Testing – leak detection and system integrity checks

Lube Oil Analysis – detection of contamination and wear particles

Sound Level Testing – compliance with environmental and SEC noise limits

Functional testing of generator systems

Synchronization checks (where applicable)

Voltage regulation and load response verification

Integration with protection and control systems

Final inspection and commissioning certification

Enhanced lifecycle and performance of critical assets

Expert engineering support with rapid response capabilities