TSTY 250 kVA Oil-Immersed Transformer

TSTY 250 kVA Oil-Immersed Transformer

High-Performance 250 kVA Oil-Immersed Transformer – Reliable, Efficient & Durable

Upgrade your power infrastructure with our TSTY 250 kVA Oil-Immersed Transformer, designed for maximum efficiency, durability, and energy savings. Engineered with superior insulation, reduced noise, and enhanced cooling, this transformer is ideal for power distribution in industrial, commercial, and residential applications. Fully compliant with IEC, ANSI, and IEEE standards, it ensures low loss, high performance, and extended service life.

Key Features:

✔ High Efficiency: Low loss and minimal noise for optimal energy savings. ✔ Reliable Cooling: Oil-immersed design with ONAN (Oil Natural Air Natural) cooling system. ✔ Durable Build: Fully sealed transformer with corrosion-resistant materials for longevity. ✔ Flexible Applications: Ideal for power stations, industrial plants, commercial buildings, hospitals, airports, tunnels, and more. ✔ Safe & Stable: Advanced insulation system prevents oil deterioration and enhances reliability. ✔ Custom Voltage Options: Tailored voltage ratings available upon request.

Technical Specifications OF TSTY 250 kVA Oil-Immersed Transformer:

• Transformer Type: Oil-Immersed, Fully Sealed
• Rated Capacity: 250 kVA
• Number of Phases: Three Phase
• Winding Type: Two-Winding Transformer
• High Voltage: 10/11kV
• Low Voltage: 400V
• Tapping Range: ±2×2.5%
• Impedance Voltage: 4%
• Load Loss: 2.73/2.6kW
• No-Load Loss: 340W
• No-Load Current: 1.0%
• Frequency: 50/60Hz
• Vector Group: Yyn0 / Dyn11
• Cooling Method: ONAN (Oil Natural Air Natural)
• Coil Material: Aluminum / Copper
• Size: 1240 × 780 × 1360 mm
• Weight: 910 kg

Service Environment:

✅ Device Type: Outdoor Transformer
✅ Voltage Regulation: Off-Circuit or On-Load
✅ Tapping Range: ±5%, ±2×2.5%, ±4×2.5%
✅ Altitude: Suitable for altitudes up to 1000m (custom options available for higher altitudes)
✅ Ambient Temperature: Up to 40°C
✅ Applications: Power stations, compact substations, industrial plants, commercial buildings, mines, hospitals, airports, tunnels, and nuclear power plants.

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🚀 24-hour delivery in Lagos | 🚚 48-hour delivery across Nigeria
📩 Email: [email protected]
🔗 Get in touch today for bulk orders and custom specifications!

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