TEGG Service

Transformer Services

Ensure transformers operate safely at peak performance. We service everything from small distribution units to large power transformers, with on-site and in-shop capabilities.

Transformer Testing

Turns ratio, insulation resistance, power factor, and DGA.

Oil Analysis & Testing

Sampling to detect contamination, moisture, and faults.

Thermal Imaging

IR thermography to identify hot spots and loose connections.

Transformer Maintenance

Scheduled preventive programs to extend equipment life.

Reconditioning

Oil replacement, bushing upgrades, and gasket replacement.

Failure Analysis

Forensic investigation to determine root causes.

Transformer Rentals Available: 1–10 MVA units for rapid nationwide deployment. Full delivery, placement, testing, and commissioning included.

Generator Rentals Available: from 50kW to 2000kW

Protective Relay Services

Expert testing, calibration, programming, and maintenance of protective relay systems for industrial, utility, and commercial applications.

Relay Testing & Calibration

Full-spectrum testing per NETA and manufacturer specs.

Coordination Studies

System-wide studies for selectivity and protection.

Digital Programming

Setting and configuring modern numerical relay systems.

Upgrades & Retrofits

Replacing obsolete relays with modern digital alternatives.

Repair & Warranty

In-house repair and warranty processing.

System Analysis

Performance analysis and protection gap identification.

Cable Testing Services

Hi-Pot Testing

DC and AC testing for cables up to 35 kV.

VLF Testing

Very Low Frequency medium-voltage assessment.

Partial Discharge

Sensitive PD testing for early degradation detection.

Power Factor Testing

Insulation deterioration detection in cable systems.

Cable Fault Location

Advanced TDR to pinpoint underground cable faults.

Acceptance Testing

New cable acceptance per NETA ATS specifications.

Upgrades & Retrofits

Switchgear Retrofits

Modernizing aging switchgear reusing existing structures.

Relay Modernization

Converting electromechanical systems to digital platforms.

Control System Upgrades

Updating control wiring, HMIs, and SCADA systems.

Motor Control Retrofits

Updating MCCs with modern drives and starters.

Breaker Retrofits

Replacing obsolete breakers with modern equivalents.

Arc Flash Reduction

Engineering solutions to reduce arc flash hazard levels.

Testing & Inspection

Switchgear Testing

Full NETA testing of LV, MV, and HV assemblies.

Circuit Breaker Testing

Contact resistance, timing, travel, and insulation.

Battery & UPS Systems

Load bank, impedance, and capacity verification.

Motor Testing

Surge, insulation resistance, and power quality.

Ground System Testing

Fall-of-potential and clamp-on grounding checks.

SF6 Gas Services

Gas handling, analysis, and refilling services.

Infrared Thermography

Certified IR inspections for panels and connections.

Power Quality Analysis

Harmonic analysis and voltage sag monitoring.

Engineering Studies

Arc Flash Studies

NFPA 70E and IEEE 1584 hazard analysis and labeling.

Short Circuit Studies

Fault current calculations for device ratings.

Coordination Studies

Time-current curve analysis for optimized protection.

Load Flow Analysis

Power flow studies identifying overloads and voltage issues.

System Harmonics

Harmonic distortion modeling and mitigation.

Maintenance & Contracts

Preventive Maintenance

Customized annual PM contracts for all critical infrastructure.

Acceptance Testing

New installation validation before energization.

Substation Contracts

Comprehensive agreements with defined response SLAs.

24/7 Emergency Service

Around-the-clock response for outages and failures.

Need a Custom Solution?

Contact our team to discuss your specific electrical testing and maintenance requirements.