SUBSTATION CONSTRUCTION AND ERECTION

We can provide a complete solution for the installation or replacement of power transformers and high voltage installations.

• New Construction
• Upgrades
• Component Procurement
• Decommissioning and Disposal

SUBSTATION REPAIR AND MAINTENANCE

Throughout the lifecycle of substation assets, we perform planned and unplanned maintenance services including:

• Regasketing
• LTC Maintenance
• Switch Alignments
• Welding
• Painting
• Procrement and Replacement
• Transformer oil draining and refilling
• Internal transformer inspections and repairs
• High voltage bushing and low voltage bushing removal, refurbishment and reinstallation
• Transformer turns ratio testing to verify primary and secondary windings and connections
• Transformer core insulation testing to verify core condition and losses
• Insulation power factor testing to measure transformer losses
• Transformer dew point testing to verify windings and core are sufficiently dry
• Load tap changer overhaul and testing
• Doble testing to assess transformer health
• Test operation and controls of oil pumps
• Test operation and controls of cooling fans
• Transformer inrush current testing to verify winding and core condition
• Transformer winding resistance testing and ‘megger’ testing to verify winding integrity
• Grounding resistor inspection and testing to verify
• Gas operated protection relay inspection and testing
• Oil temperature gauge calibration
• Transformer temperature sensor testing
• Oil level and flow alarm testing
• Transformer oil purification and analysis equipment
• Oil cooler replacement

INSPECTIONS

• Visual Inspections
• Transformer Condition Assessment
• Infrared / Thermal Scanning