1000kV Single-Phase Generator Transformer
DFP-400000/1000
Product Overview
Core equipment for UHV AC transmission projects, featuring single-phase oil-immersed construction for 1000kV UHV grids. Low loss, low noise, high reliability — successfully deployed in the world's first ±1100kV UHV DC transmission project.
Get a QuoteTechnical Specifications
| Model | DFP-400000/1000 |
| Rated Capacity | 400000 kVA |
| Rated Voltage Ratio | (1100/√3/-4x1.25%)/27 kV |
| Short-Circuit Impedance | 18% |
| Rated Frequency | 50 Hz |
| Connection Symbol | Ii0 |
| Insulation Level | SI1800LI2250AC1100(5min)-LI325AC140/LI200AC85 kV |
| Cooling Method | ODAF |
| No-Load Loss | 178 kW |
| Load Loss | 622 kW |
| Temperature Rise Limit | Top Oil: 50 Winding Average: 60 K |
| Noise (Sound Pressure Level) | ≤75 dB(A) |
Frequently Asked Questions
What is the rated capacity?
The rated capacity is 400000 kVA.
What is the rated voltage?
The rated voltage is (1100/√3/-4x1.25%)/27 kV.
What is the short-circuit impedance?
The short-circuit impedance is 18%.
What is the rated frequency?
The rated frequency is 50 Hz.
What is the insulation level?
The insulation level is SI1800LI2250AC1100(5min)-LI325AC140/LI200AC85 kV.
What is the cooling method?
The cooling method is ODAF.
Can this product be customized?
Yes. GOHOMIN accepts customization requests for this product, including voltage rating, capacity and enclosure/protection level. Contact us with your specification and we will confirm feasibility and lead time.
What certifications does this product meet?
GOHOMIN products are manufactured to IEC standards and available with CE, UL, RCM, GCC, SIRIM and QUACERT-VCN certification depending on the market and project requirements.
What is the minimum order quantity?
MOQ depends on the product type and specification. GOHOMIN is a factory-direct manufacturer and normally accepts trial orders for project evaluation. Contact us for the specific MOQ of this item.