The electrified railway autotransformer is a key component in railway power supply systems, mainly used to adjust voltage levels and ensure stable operation of traction power and signaling systems. This transformer features a compact structure, high efficiency, and effectively reduces energy losses, enhancing overall system reliability.
WishPower's autotransformers are manufactured using high-quality silicon steel sheets and superior insulation materials, offering excellent heat resistance and mechanical strength to adapt to the complex railway operating environment.
Item | Specification |
---|---|
Rated Capacity | 500kVA – 5000kVA |
Rated Voltage | 10kV / 25kV / 35kV |
Frequency | 50Hz / 60Hz |
Phase | Single-phase / Three-phase |
Insulation Class | Class F or above |
Cooling Method | ONAN / ONAF |
No-load Loss | ≤0.5% |
Short Circuit Impedance | 4% – 6% |
Protection Level | IP23 / IP54 |
Standards | GB / IEC / IEEE |
High efficiency and low loss, energy-saving and environmentally friendly.
Compact structure, small volume, lightweight, easy to install and maintain.
Excellent mechanical strength and vibration resistance to withstand railway operating conditions.
Reasonable insulation system design ensuring safe and stable operation.
Good heat dissipation with support for multiple cooling methods.
WishPower conducts rigorous product testing following national and international standards. All autotransformers undergo temperature rise tests, short circuit tests, insulation withstand voltage tests, no-load and load loss tests to ensure stable and reliable performance suitable for railway power supply systems.
Electrified railway traction power supply systems.
Railway signaling and communication power supply.
Urban rail transit power systems.
Industrial and railway dedicated substations.
WishPower offers tailored solutions based on customer requirements, including capacity, voltage level, cooling methods, installation dimensions, and more. OEM and project-based customization services are available to meet the specific needs of various electrified railway engineering projects.
WishPower is a global manufacturer of power system equipment with rich experience in transformer design and production and a complete quality management system. Our products are exported worldwide, providing customers with efficient, stable, and cost-effective power equipment solutions.
WishPower is a global manufacturer of power system equipment. If you have any purchasing needs, please contact us for the latest product quotation or leave us a message.