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Electrified Railway Autotransformer – High Efficiency and Reliable Supply for Railway S
Product information and update date: Jul.07,2025
WishPower specializes in manufacturing electrified railway autotransformers with customizable specifications. Our products ensure stable performance and meet railway industry standards, widely used in electrified railway power supply systems. Factory direct sales with competitive prices.
Characteristics:
√ 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.
Product Details

Product Description: 

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.

Technical Specifications

ItemSpecification
Rated Capacity500kVA – 5000kVA
Rated Voltage10kV / 25kV / 35kV
Frequency50Hz / 60Hz
PhaseSingle-phase / Three-phase
Insulation ClassClass F or above
Cooling MethodONAN / ONAF
No-load Loss≤0.5%
Short Circuit Impedance4% – 6%
Protection LevelIP23 / IP54
StandardsGB / IEC / IEEE

Performance Features

Product Testing

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.

Application Scope

Electrified Railway Autotransformer

Customization Services

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.

Manufacturer Introduction

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.

Electrified Railway Autotransformer

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.

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