6+KV Three-Phase Oil Immersed Transformer
6+kV three-phase oil-immersed distribution transformer with compact design, strong overload capacity, and hermetically sealed or conservator-type construction.
Our 6+kV three-phase oil-immersed distribution transformer is widely used across distribution networks, power supply systems, and industrial and mining enterprises requiring dependable, compact power equipment. Available in hermetically sealed and conservator-type designs, this transformer combines strong overload capacity with a small footprint, making it a practical choice for demanding industrial environments where reliability and space efficiency both matter.
Overview
Built for the 10kV class of industrial and agricultural power distribution, the 6+kV three-phase oil-immersed transformer delivers compact structure without sacrificing performance. Its small size and low-noise operation make it well-suited for installation in plants, mines, and petrochemical facilities where space constraints and operational noise are ongoing considerations. The transformer's beautiful appearance and streamlined design also make it a practical fit for sites where equipment visibility and presentation matter alongside function.
Strong overload capacity is a core advantage of this transformer class, allowing it to handle demand fluctuations common in industrial and mining power distribution systems without compromising reliability. Available in both hermetically sealed and conservator-type configurations, the transformer can be matched to the specific environmental and maintenance requirements of a given site, whether that calls for a fully sealed unit or one with a conservator tank for oil expansion management.
This transformer is especially well-suited to sites with oil contamination and chemical exposure, a common condition in petrochemical, mining, and heavy industrial settings. Its oil-immersed design and sealed construction options hold up reliably in these environments, providing dependable three-phase power distribution for plants, mines, and industrial facilities operating at the 10kV class. For customers running demanding industrial or agricultural power systems, this transformer offers a proven combination of compact design, overload resilience, and environmental durability.
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Product Specifications
- Application
- Industrial, Distribution
- Voltage Class
- 6+kV
- Type
- Three-phase oil-immersed, hermetically sealed / conservator type
- HV Voltage Options
- 6 / 6.3 / 10 / 10.5 kV
- LV Voltage
- 0.4 kV
- HV Tapping
- ±2×2.5%, ±5%
- Vector Group
- Dyn11 / Yzn11 / Yyn0
- Available Capacities
- 30 – 2500 kVA
- No-load Loss Range
- 80 – 1600 W
- Load Loss (75°C) Range
- 630 – 21200 W
- Short Circuit Impedance
- 4% (30–500 kVA), 4.5% (500–1600 kVA), 5% (1600–2500 kVA)
- No-load Current Range
- 0.4% – 1.5%
- Model Number Pattern
- VO-UT-3OID-{kVA}-{HkV}-0.4kV
Specification Table
| Rated Capacity (kVA) | No-load Loss (W) | Load Loss 75°C (W) | No-load Current (%) |
|---|---|---|---|
| 30 | 80 | 630/600 | 1.5 |
| 50 | 100 | 910/870 | 1.3 |
| 63 | 110 | 1090/1040 | 1.2 |
| 80 | 130 | 1310/1250 | 1.2 |
| 100 | 150 | 1580/1500 | 1.1 |
| 125 | 170 | 1690/1800 | 1.1 |
| 160 | 200 | 2310/2200 | 1 |
| 200 | 240 | 2730/2600 | 1 |
| 250 | 290 | 3200/3050 | 0.9 |
| 315 | 340 | 3830/3650 | 0.9 |
| 400 | 410 | 4520/4300 | 0.8 |
| 500 | 480 | 5410/5150 | 0.8 |
| 630 | 570 | 6200 | 0.6 |
| 800 | 700 | 7500 | 0.6 |
| 1000 | 830 | 10300 | 0.6 |
| 1250 | 970 | 12000 | 0.5 |
| 1600 | 1170 | 14500 | 0.5 |
| 2000 | 1360 | 18300 | 0.4 |
| 2500 | 1600 | 21200 | 0.4 |
Downloads
Product documentation is not yet available online. Please contact us to request the latest data sheet, brochures, or technical reference materials for 6+KV Three-Phase Oil Immersed Transformer.
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