2500 kVA substation transformers, 34.4 kV delta to 12.47Y/7.2 kV
Price on request
7 available
2500/3500 kVA silicone-filled transformers, 13.8 kV to 480Y/277 V
- Year built
- Not stated
- In service
- Not stated
- Equipment no.
- TF440, TF439
- Manufacturer
- Siemens
Price and quote
Price on request2 available
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
- 2,500/3,500 kVA, 55/65 °C rise, KNAN/KNAF
- Primary
- 13,800 V
- Secondary
- 480Y/277 V
- Full-load current
- 3,007 A at 2500 kVA and 4,210 A at 3500 kVA, at 480 V calculated from its rating
- Phase
- 3-phase, 60 Hz
- Impedance
- 5.68% to 5.72%
- Fluid
- Silicone
- Cooling
- KNAN/KNAF
About this unit
Two used Siemens silicone-filled units of the same rating in Tuscaloosa, Alabama, each on its own page from Transamerican Equipment; one is noted as missing a fan. Freight or pickup can be arranged; no year, weight or enclosure details are given.
Listed October 18, 2026