EHV class
EHV Power Transformer, 330–750 kV
- Voltage class
- 330–750 kV
- Capacity
- up to 1140 MVA
- Design
- 1- or 3-phase
Engineered to order Power Transformers
HV Power Transformer, 66–220 kV
Model: HV class
Three-phase oil-immersed power transformers for utility substations, industrial plants and renewable collector substations.
- Voltage class
- 66–220 kV
- Tap changing
- OLTC or DETC
- Phases
- 3
- Factory routine tests and test report with every unit
- Datasheet and drawings available on request
- Installation support and field service from our own crews
Overview
Three-phase oil-immersed power transformers for utility substations, industrial plants and renewable collector substations.
Specifications
| Voltage classes | 66 / 110 / 220 kV |
|---|---|
| Windings | Two-winding or three-winding |
| Tap changing | On-load (OLTC) or de-energized (DETC) |
| Cooling | ONAN / ONAF to specification |
| Insulating fluid | Mineral oil or natural ester |
| Standards | IEC 60076, IEEE C57.12, GB |
Ratings are summarized from manufacturer literature. Confirm the exact catalog number and ratings with us before ordering.
Typical applications
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Oil power
35–110 kV Three-Phase Oil-Immersed Power Transformer
- Voltage
- 35–110 kV
- Capacity
- up to 180 MVA
- BIL
- up to 480 kV