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three phase dry type transformer for substation

The three phase dry type transformer for substation is a three-phase dry-type transformer suitable for substations.  It features an oil-free epoxy resin insulation structure, offering core advantages such as fire safety, low loss, low partial discharge, and low noise.  It operates stably, requires minimal maintenance, and is suitable for urban and industrial substation distribution systems where high safety and reliability are required.

Three Phase Dry Type Power Transformer

Product Description

Three phase dry type transformer for substation, as core power distribution equipment in substations, have become a key solution for global buyers. As a trustworthy China Manufacturer/Supplier/Factory, Lugao Power focuses on the research and development and manufacturing of three-phase dry-type transformers, providing safe, efficient, and stable power support for substation projects both domestically and internationally.


Lugao's three phase dry-type transformers utilize high-quality epoxy resin casting technology and carefully selected conductive materials, offering structural advantages such as being oil-free, fire-resistant, and explosion-proof, making them particularly suitable for substation applications with high safety and environmental requirements. The products are designed with long-term operating conditions in mind, optimizing the magnetic circuit and winding structure to effectively reduce no-load and load losses, improve overall energy efficiency, and help customers reduce operating costs.


In manufacturing, Lugao relies on a mature production system and strict quality control processes. All products undergo type testing and factory inspection according to international standards, ensuring stable electrical performance, low partial discharge levels, and excellent noise control. Compared to traditional oil-immersed solutions, the dry-type structure significantly reduces maintenance work, improving the continuity and reliability of system operation.


With years of industry experience, a comprehensive certification system, and flexible customization capabilities, Lugao not only provides reliable Three phase dry type transformer for substation products but also offers long-term technical support and professional services for substation projects, making it a trustworthy partner for global buyers.



Key Characteristics & Benefits

High Safety

The three phase dry type transformer for substation features a dry-type insulation structure and oil-free design, fundamentally eliminating the risks of oil leakage, fire, and explosion. It is particularly suitable for substations, urban power grids, and densely populated areas, as well as projects with higher fire safety and environmental protection requirements.


Stable and Reliable Electrical Performance

The optimized magnetic circuit and winding structure design effectively control partial discharge levels, maintaining stable output even under long-term full load or fluctuating conditions, ensuring continuous and safe operation of the substation.


Low Loss, High Energy Efficiency

Using high-quality silicon steel sheets and high-conductivity materials significantly reduces no-load loss and load loss, helping users reduce operating energy consumption and aligning with the current trend of energy saving and low-carbon development in power grids.


Low Maintenance Costs

No need for regular replacement of insulating oil, resulting in less daily maintenance work, reduced downtime for repairs, lower overall life cycle operating costs, and improved overall return on investment.


Strong Environmental Adaptability

The three phase dry type transformer for substation has excellent moisture resistance, heat resistance, and pollution resistance, making it suitable for various complex environments, including indoor substations, high-temperature areas, and applications with concentrated industrial loads.


Customization and Compliance Advantages

Capacity, voltage level, and structural form can be customized according to the needs of different substation projects.  It also meets multiple international standards and certification requirements, facilitating project bidding and international procurement.


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