15000/16800 kVA substation transformer, 33 kV to 13.8Y/7.97 kV
Price on request
15/20/25 MVA substation transformer, 69GrdY/39.84 kV to 34.5GrdY/19.92 kV, with load tap changer
- Year built
- 2023
- In service
- Never energized in service (factory tests only)
- Equipment no.
- CTG-PT-25MVA-6934-LTC
- Manufacturer
- Pennsylvania Transformer Technology
Price and quote
Price on request
Price for the equipment. Your quote adds testing and delivery to your site.
- Tested before it ships, and you see the report first
- Delivered to your site, with rigging and freight quoted up front
- Confirmed with the seller before we quote
Specifications
- Rating
- 15/20/25 MVA, ONAN/ONAF/ONAF, 65 °C rise
- Primary
- 69,000GrdY/39,837 V
- Secondary
- 34,500GrdY/19,919 V
- Full-load current
- 251 A at 15 MVA, 335 A at 20 MVA and 418 A at 25 MVA, at 34.5 kV calculated from its rating
- Phase
- 3-phase, 60 Hz
- Impedance
- 9.03% at 15 MVA (certified factory test)
- Tap changer
- ABB UZE load tap changer on the HV winding, ±10% in 32 steps
- BIL
- 350 kV HV, 200 kV LV
- Windings
- Copper
- Fluid
- Inhibited mineral oil, non-PCB, 3,698 gal
- Weight
- 102,415 lb oil-filled; 91,790 lb shipping
- Accessories
- 12.47 kV buried delta tertiary (not for load), HV and LV surge arresters, multi-ratio bushing CTs, nitrogen preservation
About this unit
Built in December 2023 for an order that was never delivered, this unit has stayed at the maker's North Carolina plant and was never energized; its oil was retested in September 2026. CTG Power Systems sells it ex works as principal with a certified factory test report; freight, setting and commissioning are extra and the price is on request.
Listed October 18, 2026