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New & unused

SIEMENS 55/73/92 MVA
230 kV / 34.5 kV power transformer for sale

230 kV high side / 34.5 kV low side

Equipment ID: 230GB

Equipment specifications

Manufacturer
SIEMENS
Equipment ID
230GB
Application
Power transformer
Power rating
55/73/92 MVA
High-side voltage
230 kV
Low-side voltage
34.5 kV
Catalog condition
New & unused
Listed quantity
On request
Manufacture year
2023
Tap changer
De-energized tap changer (DETC); HV ±2 × 2.5%
Manufacturer serial number
211521A/01
Month / year built
January 2023
Tertiary voltage
10.62 kV
Cooling class
ONAN / ONAF1 / ONAF2
Phase / frequency
Three-phase / 60 Hz
Temperature rise
65 °C
Country of manufacture
Italy — Siemens Energy Transformers Trento
Nameplate shipping mass
115,000 lb (estimated)
Nameplate total mass with oil
194,000 lb (estimated)
Nameplate total mass without oil
143,300 lb (estimated)
Nameplate total insulating liquid
6,800 US gallons; 50,700 lb (estimated)
Nameplate rated site altitude
Not exceeding 3,280 ft
Customer order number
111002
HV insulation (Um / LI / LIC / AC)
242 / 900 / 990 / 34 kV, as printed
H0 neutral insulation (Um / LI / LIC / AC)
17 / 110 / — / 34 kV
LV insulation (Um / LI / LIC / AC)
36 / 200 / 220 / 34 kV
X0 neutral insulation (Um / LI / LIC / AC)
17 / 110 / — / 34 kV
Tertiary insulation (Um / LI / LIC / AC)
17 / 110 / — / 34 kV
Estimated active part mass
92,600 lb
Estimated tank and fittings mass
20,300 lb
Estimated removable radiator mass
15,800 lb
Estimated conservator tank mass
4,100 lb
Tank insulating liquid
5,695 US gal / 42,500 lb
Radiator insulating liquid
650 US gal / 4,800 lb
Conservator insulating liquid
455 US gal / 3,400 lb

Listing details

ID: 230GB. 55/73/92 MVA. 230KVWYE-34.5KVWYE. SIEMENS

Winding connections, secondary options, included accessories, and tap-changer details must be checked against the unit-specific nameplate and drawings. The description above preserves the listed configuration.

Request the technical package

Ask our team for the records available for this equipment and confirmation of its current status.

  • Nameplate & winding diagram
  • General arrangement drawings
  • Equipment photographs
  • Factory or field test reports
  • Condition & service history
  • Dimensions & shipping weights

Document availability varies by unit. Pricing, location, lead time, warranty, and delivery scope are provided with the quotation.

How do I confirm availability?

Email the equipment ID or call (248) 250-0407. Equipment is subject to prior sale. Current availability and allocation are confirmed in writing.

Can you coordinate transportation and installation?

Yes. We coordinate shipment preparation, oil services, heavy haul, rigging, placement, and qualified installation support as an agreed project scope. Explore full-service solutions.

What purchase and warranty options apply?

Terms depend on the equipment, condition, seller, and agreed scope. Review purchase options and request a unit-specific quotation.

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