Manufactured by ZTelec Yuguang, it provides stable voltage output, strong insulation, and excellent cooling performance with advanced oil circulation technology.
This 2000kVA power transformer is ideal for long-term operation under heavy load conditions.
S11 Oil Type Transformer Overview
The S11 series oil-immersed transformer adopts advanced magnetic core technology and high-quality silicon steel sheets.
It effectively reduces no-load loss and noise, meeting the latest IEC, GB, and ANSI standards.
With its robust construction and sealed tank design, the transformer ensures safe and stable operation in various environmental conditions.
- Low loss and high efficiency (Level 2 energy efficiency)
- Fully sealed structure, maintenance-free operation
- Excellent insulation performance using epoxy and aramid materials
- Environment-friendly transformer oil with low flammability
- Available in ONAN / ONAF cooling modes
S11 2000kVA Oil-Immersed Transformer Technical Parameters
| Item | Specification |
|---|---|
| Model | S11-2000/10 |
| Rated Capacity | 2000 kVA (2 MVA)(customized up to 31500kva) |
| Primary Voltage | 10 kV / 11 kV / 13.8 kV /35(customized) |
| Secondary Voltage | 0.4 kV / 0.415 kV |
| Frequency | 50 Hz / 60 Hz |
| Vector Group | Dyn11 or Yyn0 |
| Impedance Voltage | 4% ±10% |
| No-load Loss | 2.60 kW |
| Load Loss (75℃) | 19.6 kW |
| No-load Current | ≤ 0.8% |
| Cooling Method | ONAN / ONAF (Oil Natural / Air Forced) |
| Insulation Class | Class A (Oil-filled) |
| Efficiency | ≥ 98.5% |
| Protection Level | IP23–IP54 (optional) |
| Oil Type | Mineral Oil / Synthetic Ester / Silicone Oil |
| Applicable Standards | IEC 60076 / GB 1094 / ANSI C57 |
| Manufacturer | ZTelec Yuguang – Power & Insulation Solution Provider |
