330kV 40MVA Oil Immersed Power Transformer - Three Phase High Voltage Transformer with LI950AC395 Insulation
This 330kV oil-immersed power transformer with 40MVA capacity features advanced engineering for high-performance power distribution applications. The transformer incorporates a high-grade silicon steel core, energy-efficient low-loss windings, and a fully sealed heat dissipation structure, delivering minimal power consumption, low operational noise, and robust short-circuit withstand capacity.
| Rated Capacity (kVA) | Level 1 No-load Loss (kW) | Level 1 Load Loss (75°C) (kW) | Level 2 No-load Loss (kW) | Level 2 Load Loss (75°C) (kW) | Level 3 No-load Loss (kW) | Level 3 Load Loss (75°C) (kW) | Short-circuit Impedance (%) |
|---|---|---|---|---|---|---|---|
| 31500 | 17 | 115 | 20 | 115 | 24 | 122 | 12-14 |
| 40000 | 20 | 134 | 23 | 134 | 29 | 142 | 12-14 |
| 50000 | 24 | 161 | 28 | 161 | 34 | 170 | 12-14 |
| 63000 | 28 | 188 | 33 | 188 | 40 | 199 | 12-14 |
| 90000 | 35 | 246 | 42 | 246 | 51 | 259 | 12-14 |
| 120000 | 43 | 304 | 51 | 304 | 63 | 321 | 12-14 |
| 150000 | 51 | 360 | 60 | 360 | 74 | 380 | 12-14 |
| 180000 | 59 | 413 | 70 | 413 | 86 | 436 | 12-14 |
* Transformers with other specifications than listed above can be made to order.
- Insulation level exceeding LI950AC395 specification
- Stable operation in demanding outdoor environments
- Compatible with real-time online monitoring systems
- Supports on-load voltage adjustment devices
- Enhances power grid stability and efficiency
Guanggao Transformer is a professional manufacturer with nearly 25 years of export experience, specializing in single-phase, three-phase, dry-type, distribution, and high-voltage transformers (110kV and above). The company meets IEEE/ANSI/UL/CSA and IEC standards and operates advanced testing facilities including a 3000kV lightning impulse testing device, CA-21 moisture analyzer, infrared image detectors, and three-dimensional vibration analysis equipment.
Telephone: (+86)-020-82505003
Email: ggelectric@gz-gg.com
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