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Product Name: High Insulation Medium Copper Winding 125KVA 0.4KV to 11KV Three-Phase Dry-Type Transformer Application: Residential, Commercial, and Industrial Power Distribution
This three-phase dry-type transformer features high insulation medium copper winding, ensuring stable performance under high load and high-temperature conditions. Suitable for residential, commercial, and industrial power distribution applications, it provides efficient, safe, and eco-friendly electricity transmission.
Key Product Points
High Insulation Design – Medium copper winding with premium insulation for long-term stability.
High-Temperature Fire Prevention – Special anti-explosion structure and heat-resistant materials.
Energy-Efficient & Eco-Friendly – Low-loss core reduces energy consumption.
Versatile Applications – Suitable for residential, commercial, and industrial distribution.
High Reliability – Balanced three-phase structure reduces failure risk.
Low Maintenance – Dry-type construction avoids oil leakage and reduces maintenance costs.
Technical Specifications
Parameter
Details
Model
125KVA 0.4/11KV Three-Phase Dry-Type Transformer
Rated Capacity
125 kVA
High Voltage
11 kV
Low Voltage
0.4 kV
Frequency
50/60 Hz
Winding Material
Medium Copper
Insulation Class
F (155°C), optional H (180°C)
Temperature Rise
≤ 115°C
Cooling Method
Natural Air Cooling (AN)
Impedance
4%
Short-Circuit Withstand
2.5x rated current, 5s
Noise
≤ 55 dB
Protection Rating
IP23
Fire/Explosion Protection
Resin cast, heat/fire resistant
Ambient Temperature
-25°C ~ +45°C
Altitude
≤ 1000 m
Weight
~480 kg
Dimensions (L*W*H)
1200 * 850 * 1400 mm
Solutions for High-Temperature Areas
Market Challenge: Transformers in hot regions (Middle East, Southeast Asia, Africa) are prone to insulation aging, fire, and explosion.
Customer Needs: Safe operation under high temperatures, fire/explosion prevention, long service life, and low maintenance costs.
Our Solutions:
High-Temperature Insulation: F or H class winding for better heat resistance.
Resin Cast Fire Protection: Prevents fire and self-combustion.
Optimized Air Cooling: Improves heat dissipation and reduces temperature rise.
Explosion-Proof Design: Structured to avoid pressure accumulation.
Custom Solutions: Tailored to client’s regional temperature, humidity, and grid characteristics.
FAQ
Q: Can this transformer be used in hot regions? A: Yes, it uses F/H class insulation and fire/explosion prevention design.
Q: Is additional cooling required? A: Natural air cooling is sufficient, no extra cooling needed.
Q: Suitable for residential or industrial projects? A: Suitable for residential, commercial, and industrial applications.
Q: Can capacity or voltage be customized? A: Yes, we can customize based on client requirements.
Q: Is maintenance complex? A: Dry-type design has no oil, low maintenance cost.
Q: Is it suitable for EPC projects? A: Yes, we provide complete technical documents, installation plan, and after-sales support.
Company Introduction
Professional 30+ senior engineers offer 24 hours online service and response within 30 min.
100,000m² factory, 250+ workers, 30+ senior engineers and 8 production lines, 20000+ sets annual production capacity.
100% OQC testing with 8 main detection contents. 15+ years power transformer designing and manufacturing experience.
Comply with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standard
Cross-industry power transformer solution.
Global on-site technical support.
Order now for a safe, reliable dry-type transformer in high-temperature environments!
