SERVICE ELECTRIC provides power transformer assembly and oil filling services that include assembly of radiators, bushings, pumps, gauges and associated electrical components.
What We Offer:
- Transport and rigging as required
- New, pre-assembly inventory, inspection, and testing
- Inventory all accessories, components and hardware
- Note any discrepancies or damage
- External internal inspection of transformer
- Document Impact Recorder Readings, tank pressure & oil leaks
- Core Ground Megger Test (Insulation Resistance)
- Dew Point Measurement
- Power Factor Testing of all bushings
- Inventory all accessories, components and hardware
- Installation of bushings, radiators and associated valves, conservator, if applicable, accessories and components
- Test oil dielectric prior to filling transformer
- Establish and hold vacuum per manufacturer’s instructions
- Fill transformer with new, hot oil, while maintaining vacuum
- Pressure/Leak Test
- Post-assembly Testing
- Transformer Turns Ratio (TTR)
- Power Factor Testing
- Windings
- Bushings
- Excitation Current
- SFRA
- Winding Resistance
- Current Transformers
- Ratio
- Core Saturation
- Polarity
- Oil Testing
- Basic Oil Quality
- Dissolved Gasses (DGA)
- Moisture
- Power Factor
- Control circuit, alarm, trip and function checks
- Fans, Oil Pumps
- Winding Temperature, Pressure, Liquid level and Liquid
- Temperature Gauges
- Sudden Pressure Relay
- Pressure Relief Device
- Nitrogen System, if present
