S11/S13 Three Phase Oil Immersed Transformer

Reliable electrical equipment, transformers, switchgear and complete power distribution assemblies for industrial projects.

S11/S13 Three Phase Oil Immersed Transformer

S11/S13 Three Phase Oil Immersed Transformer

S11/S13 Series | Three Phase Oil Immersed Distribution Transformer | 10kV-33kV HV | 220V-800V LV

The S11/S13 Three Phase Oil Immersed Transformer is designed for reliable voltage transformation and power distribution in industrial plants, factories, substations, commercial buildings, renewable energy projects and other electrical systems. Using insulating oil for electrical insulation and heat dissipation, the transformer is suitable for continuous operation and demanding power distribution applications. The transformer supports a wide range of high-voltage and low-voltage configurations, making it suitable for different grid systems and industrial equipment requirements. Key Features High-voltage options including 10kV, 11kV, 20kV and 33kV Low-voltage options including 220V, 380V, 400V to 800V HV/LV voltage ratios can be customized CE ISO IEC 60076 standards Customized capacity and electrical configuration available Suitable for indoor and outdoor power distribution applications Factory testing and technical documentation available

Description

Reliable Power Transformation for Industrial and Distribution Applications

Our Three Phase Oil Immersed Transformer is designed for reliable voltage transformation and power distribution in industrial facilities, substations, commercial buildings, utility networks and other medium-voltage applications.

The transformer uses insulating oil for electrical insulation and heat dissipation, making it suitable for continuous operation and high-load power distribution applications.

With customized voltage ratios, rated capacity, vector groups, impedance and accessories available, the transformer can be configured according to the requirements of different power systems and projects.

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Looking for a transformer for your project? Send us your voltage, capacity and application requirements for a customized recommendation.

Why Choose an Oil Immersed Transformer?

For medium- and high-capacity power distribution applications, oil-immersed transformers provide an efficient method of insulation and heat dissipation.

The transformer oil surrounds the core and windings, helping transfer heat away from the active components during operation.


Designed for Continuous Power Operation

The oil-immersed structure is particularly suitable for:

Industrial plants

Utility distribution

Substations

Commercial power systems

Mining projects

Renewable energy projects

Large machinery and production facilities

Oil-immersed distribution transformers are widely used in industrial and utility power distribution, with manufacturers commonly offering configurations up to medium-voltage levels such as 36 kV.


Built for Industrial Power Distribution

The Three Phase Oil Immersed Transformer can be configured for different power distribution requirements.

🏭 Industrial Plants

Provides voltage transformation for factories, production lines and heavy electrical equipment.

Substations

Suitable for medium-voltage distribution systems and substation applications.

🏢 Commercial Buildings

Provides reliable power transformation for large commercial and infrastructure facilities.

☀️ Renewable Energy Projects

Can be configured for suitable solar, energy storage and renewable power distribution applications.

Mining & Heavy Industry

Suitable for demanding environments where reliable power distribution and continuous operation are required.

Need a transformer for a specific project? Tell us the application and electrical requirements, and our engineers can recommend the appropriate configuration.


Technical Parameters

ParameterSpecification
Product TypeThree Phase Oil Immersed Transformer
Rated CapacityCustomized according to project
HV VoltageCustomized
LV VoltageCustomized
Frequency50Hz / 60Hz
PhaseThree Phase
Cooling MethodONAN / ONAF, according to design
Vector GroupDyn11 / Yyn0 / Yd11 / Customized
Winding MaterialCopper / Aluminum
Insulating OilMineral oil / other options according to requirement
ImpedanceCustomized according to project
Tap RangeCustomized
InstallationIndoor / Outdoor according to model
StandardIEC / IE60076/ Customer Specification


Typical Configuration

Depending on the project, configurations may include:

10kV / 0.4kV

11kV / 0.4kV

20kV / 0.4kV

35kV / 0.4kV

Other voltage ratios according to project requirements

Please note: Voltage, capacity, vector group and other parameters should be confirmed according to the actual electrical system before quotation.


Quality Control

Factory Tested · Project Ready

Manufactured according to agreed technical requirements and IEC 60076 standards.

 

We can customize:

Capacity · HV/LV Voltage · Vector Group · Impedance · Tap Range

 

Need a Transformer for Your Project?

Send us your:

Capacity + HV Voltage + LV Voltage + Application

You can also send your technical specification or SLD.

Get a Customized Recommendation & Quotation


Service bryanthu@kebang2022.com +86 17756594153 8617756594153