Product Introduction: 35kV Class Oil-Immersed Power Transformer
The 35kV class oil-immersed power transformer by PINEELE is designed to deliver high reliability, low losses, and exceptional mechanical strength for three-phase distribution networks. Built with advanced insulation structures, top-grade cold-rolled silicon steel core, and high-quality oxygen-free copper windings, this transformer meets modern power system demands.
It features a fully sealed corrugated oil tank, wave-type oil fins, and superior moisture-proof capability. With its low energy consumption, stable operation, and excellent short-circuit resistance, the 35kV oil-immersed transformer is widely used in power grids, substations, and industrial facilities.
Technical Parameters Table – 35kV S11 Series Non-Excitation Tap-Changing Oil-Immersed Transformer
| Rated Capacity (kVA) | Voltage Combination (kV) | Vector Group | No-load Loss (kW) | Load Loss (kW) | No-load Current (%) | Impedance (%) | Weight (kg) – Body | Weight (kg) – Oil | Total Weight (kg) | Dimensions (L×W×H mm) | Track Width (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 30 | 35 / 0.4 | Dyn11 / Yyn0 | 0.14 | 0.89 / 0.84 | 1.7 | 6.5 | 165 | 230 | 580 | 1320×550×1550 | 550 |
| 50 | 0.16 | 1.20 / 1.14 | 1.3 | 230 | 265 | 730 | 1320×700×1680 | 550 | |||
| 80 | 0.22 | 1.80 / 1.71 | 1.1 | 310 | 310 | 870 | 1395×730×1730 | 550 | |||
| 100 | 0.23 | 2.01 / 1.91 | 1.1 | 370 | 340 | 1000 | 1440×760×1810 | 550 | |||
| 125 | 0.28 | 2.32 / 2.26 | 1.0 | 440 | 380 | 1130 | 1450×800×1940 | 550 | |||
| 160 | 0.32 | 2.87 / 2.26 | 1.0 | 540 | 415 | 1360 | 1470×850×2090 | 660 | |||
| 200 | 0.34 | 3.12 / 3.10 | 0.9 | 640 | 480 | 1520 | 1500×800×2050 | 660 | |||
| 250 | 0.40 | 3.76 / 3.70 | 0.9 | 725 | 495 | 1680 | 1530×830×2090 | 660 | |||
| 315 | 0.48 | 4.75 / 4.53 | 0.95 | 825 | 525 | 1910 | 1550×870×2150 | 660 | |||
| 400 | 0.58 | 5.74 / 5.47 | 0.85 | 980 | 595 | 2260 | 1600×940×2200 | 660 | |||
| 500 | 0.68 | 6.91 / 6.58 | 0.85 | 1210 | 680 | 2640 | 1750×1000×2280 | 820 | |||
| 630 | 0.83 | 8.76 / 8.65 | 0.8 | 1370 | 740 | 3050 | 1800×1060×2310 | 820 | |||
| 800 | 0.99 | 9.40 / 9.30 | 0.7 | 1710 | 800 | 3360 | 2120×1075×2450 | 820 | |||
| 1000 | 1.20 | 11.5 / 11.0 | 0.65 | 1950 | 930 | 3880 | 2250×1090×2630 | 820 | |||
| 1250 | 1.35 | 13.8 | 0.60 | 2250 | 1130 | 4470 | 2250×1140×2690 | 820 | |||
| 1600 | 1.69 | 16.0 | 0.60 | 2890 | 1260 | 5995 | 2250×2145×2700 | 1070 | |||
| 2000 | 1.90 | 19.0 | 0.55 | 3070 | 1330 | 6445 | 2320×2170×2750 | 1070 | |||
| 2500 | 2.36 | 23.2 | 0.55 | 3555 | 1390 | 7080 | 2340×2180×2510 | 1070 |
Construction Advantages of PINEELE Oil-Immersed Transformers
- New Insulation Structure: Improved short-circuit resistance
- High-Quality Core: Cold-rolled silicon steel reduces core loss
- Winding Design: Multilayer cylindrical winding with oxygen-free copper for better temperature rise control
- Anti-Corrosion Treatment: All fasteners undergo anti-corrosion finishing
- Fully Sealed Tank: Corrugated oil tank structure for oil expansion and better sealing
Performance Benefits
- High efficiency and low no-load and load loss
- Extended transformer service life
- Stable performance under grid fluctuation
- Energy-saving design aligned with national green initiatives
Application Scope
The 35kV oil-immersed transformer by PINEELE is widely applied in:
- Urban and rural distribution networks
- Renewable energy grid integration (wind/solar)
- Industrial zones and manufacturing hubs
- Public utility substations
This transformer is an ideal choice for reliable and long-term grid deployment under various load and climate conditions.
