For reliable medium-voltage to low-voltage power distribution, our 11kV To 0.4kV Transformer stands as a superior choice. Engineered for durability and efficient energy transfer, this Step Down Transformer is crucial for industrial plants, commercial complexes, and utility substations. Our Step Down oil type Transformer utilizes high-quality mineral oil for both insulation and cooling, ensuring stable operation under demanding loads and enhancing the overall lifespan of the unit.
Our 11kV To 0.4kV oil type Transformer is meticulously constructed using premium grain-oriented silicon steel cores and copper windings to minimize no-load losses and optimize performance. The robust steel tank provides excellent mechanical protection, while the advanced breather system prevents moisture ingress, maintaining the dielectric strength of the oil over time. This transformer is designed for easy installation and requires minimal maintenance, offering a cost-effective and dependable solution for your power conversion needs.
| Parameter | Specification | Standard / Range |
|---|---|---|
| Primary Voltage | 11 kV | IEC 60076 |
| Secondary Voltage | 0.4 kV (400V) | IEC 60076 |
| Frequency | 50 Hz / 60 Hz | As per requirement |
| Cooling Type | ONAN (Oil Natural Air Natural) | IEC 60076-2 |
| Vector Group | Dyn11, Yyn0, or others | Customizable |
| Insulation Class | Class A | IEC 60085 |
| Impulse Level | 75 kV | IEC 60076-3 |
| Noise Level | < 65 dB(A) | NEMA TR-1 |
| Ambient Temperature | -5°C to +40°C | IEC 60076-12 |