10kV / 11kV Oil-Immersed Transformers bannerRequest a Quote

10kV / 11kV Oil-Immersed Transformers

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Engineered for Reliable Power Distribution

YIMENG 10kV / 11kV oil-immersed transformers provide dependable power distribution for utility networks, industrial facilities, renewable energy projects and infrastructure developments. Designed to match project-specific voltage and load requirements, they support stable operation across a wide range of applications.

With ONAN cooling, these three-phase oil transformers use natural oil and air circulation to dissipate heat. Copper or aluminum windings, customizable secondary voltages and tapping options allow each transformer to be configured for your distribution system. Indoor and outdoor installation options provide additional flexibility for different site conditions.

Whether you need a 10kV distribution transformer for an industrial facility or an 11kV oil transformer for a utility project, YIMENG can help you define the appropriate configuration. Share your required capacity, voltage ratio and installation environment to request a project-specific quotation.

Efficient Cooling

Reliable Operation

Flexible Configuration

Long Service Life

Technical Specifications

ParameterSpecification
Product TypeOil-immersed transformer
Rated Primary Voltage10 kV / 11 kV; Customizable
Rated Capacity80 / 200 / 250 / 500 / 800 / 1000 / 1500 / 2000 / 2500 kVA; Customizable
Rated Secondary Voltage110V/ 220V/ 400V/ 415V/ 433V/ Customizable
Rated Frequency50 / 60 Hz
Number of Phases3 Phases
Vector GroupDyn11/ Yyn0
Cooling MethodONAN
Tapping Range±2 × 2.5% or ±5%
Tap Changing ModeOn-Load Tap Changing (OLTC)/
No-Load Tap Changing (NLTC)
StandardIEC 60076 / GB 1094
Winding MaterialCopper / Aluminum
InstallationIndoor / Outdoor
Short-Circuit Impedance(%)Customizable
No-Load Loss(W)Customizable
Load Loss(W)Customizable
No-Load Current(%)Customizable
Insulation Level(kV)Customizable
Temperature Rise Limits(K)Customizable
Insulating LiquidCustomizable
Overall Dimensions (L×W×H)(mm)Customizable
Oil Mass(kg)Customizable
Total Mass(kg)Customizable
Applicable StandardCustomizable to project requirements

Final configuration and technical values are subject to project confirmation. 1000 kVA = 1 MVA.

Configurable for Your Project

Voltage Ratio

Capacity

Winding Material

Installation

Protection

Applications

Utility Distribution
Utility Distribution
Industrial Facilities
Industrial Facilities
Renewable Energy
Renewable Energy
Infrastructure Projects
Infrastructure Projects

Discuss Your Transformer Project

Share your requirements with our engineering team.

Yimeng Shared Transformer Project RFQ