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High-Efficiency 35kV Oil-Immersed Power Transformer - Reliable Voltage Regulation from China Suppliers and Factory

The 35kV oil-immersed three-phase two-winding on-load voltage regulation power transformer is a cutting-edge electrical device tailored for efficient medium-voltage power distribution systems. Manufactured in China, this transformer is perfect for large-scale industrial, utility, and infrastructure applications where dependable voltage regulation is essential.

Constructed with high-grade cold-rolled silicon steel cores and oxygen-free copper windings, this transformer is designed by top suppliers to ensure low energy loss, high thermal stability, and minimal noise. With its on-load voltage regulation capabilities, it guarantees consistent power delivery and enhances operational reliability in even the most demanding environments, making it an excellent choice for any factory setup.

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    Product Details

    Product Parameter

    Parameter Specification
    Rated Capacity 3150kVA – 31500kVA
    High Voltage 33kV
    Low Voltage 6.3kV – 11kV
    Frequency 50Hz
    Tap Range ±5% or ±2×2.5%
    Connection Group Yd11 / YNd11
    Cooling Method ONAN (Oil Natural Air Natural)
    Insulation Class Class F / Class H
    No-Load Loss 2600W – 17400W
    Load Loss at 75℃ 23500W – 110200W
    Impedance Voltage 7% – 10%
    Insulation Level LI 75kV / AC 35kV

    Product Applications

    Large-Scale Power Distribution Systems
    The 35kV oil-immersed transformer is essential for medium-voltage distribution networks in urban and regional power grids. Its on-load voltage regulation ensures stable voltage delivery even in varying load conditions. With a capacity range of 3150kVA to 31500kVA, it meets the needs of large-scale infrastructure and ensures efficient power supply in cities, municipalities, and industrial zones.
    Heavy Industrial Applications
    In energy-intensive industries like steel mills, cement factories, and chemical processing plants, the 35kV transformer ensures reliable energy conversion and continuous power supply. Designed to handle high-load demands, it supports overloads up to 10% above rated capacity, guaranteeing operational stability for heavy machinery and high-power consumption equipment.
    Renewable Energy and Grid Integration Projects
    The 35kV transformer plays a critical role in renewable energy integration, including solar, wind, and hydroelectric projects. Its stable voltage regulation and ability to operate across a wide range of environmental conditions make it ideal for grid integration in renewable power plants. It provides reliable energy flow and enhances the efficiency of energy distribution from renewable sources.

    Product Advantages

    Optimized Power Efficiency
    Optimized Power Efficiency
    Carefully designed structure improves energy utilization and reduces operating loss.
    Compact Industrial Design
    Compact Industrial Design
    Integrated transformer structure is suitable for continuous industrial applications.
    Long-Term Sealed Protection
    Long-Term Sealed Protection
    Fully sealed configuration helps maintain reliable operating conditions over time.
    Stable Insulation System
    Stable Insulation System
    Vacuum oil filling process enhances insulation performance and equipment reliability.
    Reinforced Structural Strength
    Reinforced Structural Strength
    Strong assembly structure supports stable operation and transportation safety.
    Broad Capacity Availability
    Broad Capacity Availability
    Multiple capacity selections support different industrial and utility projects.

    Key Benefits

    The 35kV oil-immersed power transformer provides reliable, energy-efficient performance for medium-voltage distribution networks. Its superior on-load voltage regulation, robust overload capability, and long service life make it an essential choice for industrial, utility, and renewable energy applications. Designed for maximum efficiency and minimal maintenance, it ensures optimal energy distribution in demanding power systems.

    Key Benefits

    FAQ

    What is the key advantage of the on-load voltage regulation in the 35kV transformer?

    The on-load voltage regulation allows the transformer to adjust to varying load conditions without the need for manual intervention, ensuring stable voltage levels for reliable power delivery.

    Can the 35kV transformer handle overload conditions?

    Yes, the transformer can manage overloads up to 10% above its rated capacity, making it suitable for energy-intensive industrial environments with fluctuating loads.

    Is the 35kV transformer suitable for renewable energy projects?

    Yes, it is ideal for integration into solar, wind, and hydroelectric power plants, providing stable voltage regulation and efficient energy flow to the grid.

    How long is the expected service life of the 35kV transformer?

    The 35kV oil-immersed transformer is designed to operate reliably for over 30 years, with minimal maintenance required.

    Can the transformer be customized for specific project needs?

    Yes, the transformer can be customized in terms of voltage ratings, capacity, tap range, and connection group to meet the specific needs of your project.

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