The traction transformer from Peal Electric is often used for railway traction and is a special voltage level power transformer. For railway vehicles, traction transformers are one of the most important equipment and the core part of the entire electric traction system, ensuring the stable operation of railway vehicles such as locomotives and high-speed trains.
| Parameter | Value |
|---|
| Voltage Range | 10KV，22KV, 35KV or Customized Type |
| Capacity | 1000KVA to 2000KVA or Customized Type |
| Taps | ±2x2.5% (Standard) or OLTC |
| Frequency | 50Hz or 60Hz |
| Phases | Three-Phase |
| Insulation Level | LI/AC-125/50KV |
| Cooling | AN or AF |
| Insulation Class | F or H |
| Class of Use | C4-E4-F1 |
| Standards | IEC60076-11 or Local standard |
Features of Dry Type Power Transformer for Railway Traction
Dry-Type Design: Specifically designed for urban rail transit traction power supply systems.
Excitation-Free Voltage Regulation: Utilizes a dry-type excitation-free voltage regulation method.
Voltage Conversion: Converts 35kV power frequency voltage into high-frequency 1180V sine waves.
Key Performance Indicators: Includes capacity, connection group, cooling method, insulation heat resistance temperature, and partial discharge level.
Energy Transmission: Transmits electrical energy from the power system to the traction load.
Power Supply for Trains: Provides reliable power for electric trains in the traction power supply system.
Advantages of Dry Type Power Transformer for Railway Traction
Compact and Maintenance-Friendly：Adopting dry excitation free voltage regulation method, it has the advantages of small volume, light weight, low noise, and easy maintenance.
Enhanced Safety：Advanced impregnation technology is adopted to improve the electrical and mechanical performance of dry-type traction transformers, with higher reliability and stability.
Cost-saving：Adopting natural air cooling method does not require additional cooling equipment, reducing operating and maintenance costs.
High performance：Adopting epoxy resin impregnation insulation, it has high heat resistance and electrical performance, and can meet the operating requirements in harsh environments such as high temperature, high humidity, and high altitude.
Cost-effective：Adopting energy-saving design, it has high efficiency and can reduce energy loss and operating costs.
Environmentally friendly： environmental protection, safety, easy installation and debugging.
Applications of Dry Type Power Transformer for Railway Traction
Urban Rail Transit: Provides reliable power supply for metro and subway systems, ensuring efficient operation of electric trains.
Tramways: Ensures safe and reliable power distribution for tram systems in cities.
Railway Electrification Projects: Used in the electrification of railway lines to replace diesel-powered systems with cleaner, electric traction.
Railway Stations and Depots: Provides backup and auxiliary power for railway stations, maintenance depots, and other infrastructure.
Hybrid Railway Systems: Integrates with hybrid systems that combine electric and other power sources for enhanced flexibility.
FAQ of Dry Type Power Transformer for Railway Traction
1. What voltage levels do these transformers support?
Dry-type traction transformers typically support middle voltage levels such as 10kV, 22kV, and 35kV, with options for customization based on specific railway system requirements.
2. What standards do these transformers comply with?
They comply with international standards such as IEC, IEEE, ANSI, GOST, NEMA, ECO, MEPS, ESKOM, MS, JEC, and TEIAS, ensuring global compatibility and reliability.
3. Can these transformers be customized?
Yes, dry-type traction transformers can be customized in terms of capacity, voltage levels, and other specifications to meet the unique needs of different railway systems.
4. How do dry-type transformers ensure reliability in railway systems?
They are designed with high-quality materials, advanced cooling systems, and robust construction to handle the demanding conditions of railway operations, ensuring consistent and efficient performance.
5. Are dry-type transformers suitable for high-speed rail networks?
Yes, they are ideal for high-speed rail networks due to their ability to deliver stable and high-frequency power, ensuring smooth and efficient operation.
