- Sourcing
- Engineering
- Installation
- Construction
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- Oil Processing
- Testing
- Transformer & Switchgear Maintenance
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Equisales maintains a fleet of mobile vacuum dehydrator/oil processing trailers designed to be transported anywhere in the world with minimal notice. Our trailers are fully equipped, allowing self-sufficient operation in remote areas when site power may not be available.
Transformer & Substation Breaker Services Experience up to and including 500 kV and 550 MVA
- Assembly (New or Used)
- Removal/Relocation/Retrofit/Decommissioning
- Testing - Acceptance/Commissioning
- Repairs - Leaks, Gaskets, Bushings
- Repair/Replace Protective Devices
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- Vacuum/Oil Filling
- Auxilliary Cooler Installation
- SF6 Gas Reclamation
- SF6 Gas Filling
- Review of current protections schemes
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Electrical Testing & Services
- Insulation Power Factor
- Excitation Current
- Transformer Turns Ratio (TTR)
- Winding Resistance
- CT (Ratio, Polarity, Saturation)
- Insulation Resistance (Megger)
- Oil/SF6 Gas Sampling/Analysis
- SFRA Testing & Analysis
- Transformer Health Assessment
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- AC and DC Hipot Bus/Cable
- Ground/Grid Resistance
- Relay and Meter Calibration
- Controls Troubleshooting
- Controls Modifications
- Infrared Inspection
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