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Oil Immersion Coolingmethod Oil Filled Distribution Transformer Capacity Range Under 31500kVA Transformer Designed for Energy Transmission

Product Summary

Product Description: Our oil-immersed transformer provides excellent cooling and insulation capabilities, ensuring dependable power distribution. It is engineered to maintain stable operation through advanced features that enhance its performance and durability. Equipped with a high-efficiency core ...

Key Attributes
Brand Name: TNNPI
Model Number: ESP Transformer
Certification: CE,ISO,UL
MOQ: 1
Supply Ability: OEM/ODM
Delivery Time: 7-14 Business Days
Payment Terms: T/T,Western Union
Standard Packaging: Wooden Crate+steel Frame
Product Custom Attributes
Highlight

oil immersion cooling transformer

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energy transmission transformer

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31500kVA distribution transformer

Application:
Electric
Shape:
Rectangle
Warranty:
1 Year
Product Description:
Oil Immersed Current Transformer
Input Voltage:
6kV 11kv 22kv 33kv 35kv 69kv
Coil Materials:
Cu/Cu
Coolingmethod:
Oil Immersion
Output Voltage:
400v 415v
Product Description

Product Description:

Our oil-immersed transformer provides excellent cooling and insulation capabilities, ensuring dependable power distribution. It is engineered to maintain stable operation through advanced features that enhance its performance and durability.

Equipped with a high-efficiency core designed to minimize energy losses, this transformer also boasts strong resistance to short circuits and outstanding overload capacity. These attributes contribute to its long service life and reliable functionality under demanding conditions.

Perfectly suited for power grids, industrial environments, and outdoor applications, our oil-filled transformer combines sturdy construction with low noise operation. Additionally, it is designed for easy maintenance, helping to reduce your overall operating expenses.


Features:

  • Product Name: Oil Immersed Transformer
  • Application: Electric
  • Vector Group: Dyn 11
  • Product Description: Oil Immersed Current Transformer
  • Reference Standards: IEC60076
  • Protection Features: Buchholz Relay, Pressure Relief Device
  • Type: Oil Cooled Electrical Transformer
  • Category: Oil Immersed Power Transformer
  • Also Known As: Oil Immersed Electrical Transformer

Technical Parameters:

Cooling Method Oil Immersion
Shape Rectangle
Output Voltage 400V, 415V
Vector Group Dyn 11
Application Electric
Input Voltage 6kV, 11kV, 22kV, 33kV, 35kV, 69kV
Altitude Up To 1,000m Above Sea Level
Core Material Silicon Steel
Protection Features Buchholz Relay, Pressure Relief Device
Product Description Oil Immersed Current Transformer - Oil Immersed Power Transformer, Oil Cooled Power Distribution Transformer, Oil Submerged Electrical Power Transformer

Applications:

The TNNPI ESP Transformer, an Oil Filled Power Distribution Transformer, is designed to meet the rigorous demands of modern electrical distribution networks. Manufactured in Henan and certified with CE, ISO, and UL standards, this oil immersed transformer ensures reliable and efficient performance in various application occasions and scenarios. Its robust construction features copper coil materials (Cu/Cu) and a rectangular shape, making it ideal for use in both urban and rural power distribution systems where durability and efficiency are paramount.

One of the primary application occasions for the TNNPI ESP Transformer is in power distribution substations, where the Oil Filled Distribution Transformer plays a critical role in stepping down high voltage electricity to a usable level for residential, commercial, and industrial consumers. Its oil immersion cooling method enhances heat dissipation, ensuring stable operation even under heavy load conditions. This makes it particularly suitable for areas with fluctuating power demands and continuous operation requirements.

Moreover, the ESP Transformer is widely used in industrial plants and manufacturing facilities, where reliable power supply is crucial to prevent downtime. The oil encased power transformer design offers excellent insulation and protection, supported by advanced protection features such as the Buchholz relay and pressure relief device. These safety mechanisms protect the transformer from internal faults, ensuring long service life and minimizing maintenance needs.

In addition to industrial and substation use, the Oil Filled Power Distribution Transformer is well-suited for renewable energy projects, including wind farms and solar power plants, where it facilitates the efficient transfer of generated power into the grid. The transformer’s capability to operate at altitudes up to 1,000 meters above sea level further expands its usability in mountainous or elevated regions.

The TNNPI ESP Transformer is also favored for infrastructure projects such as airports, railways, and large commercial complexes, where stable and continuous power supply is essential. Its packaging, consisting of a wooden crate and steel frame, ensures safe transportation and delivery within 7-14 business days. With flexible payment terms including T/T and Western Union, and OEM/ODM supply ability, the ESP Transformer offers a comprehensive solution tailored to diverse power distribution needs.


Overall Rating
5.0
Based on 50 reviews recently
Rating Snapshot
5
100%
4
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All Reviews
R
ridge bucket from United States
Aug 5.2025
Their team is highly professional and provided a complete technical solution.
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M
Must Zidane from Morocco
Jun 18.2025
They took full responsibility throughout and replied instantly to any concerns.
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M
Merchant.uz from Uzbekistan
Dec 6.2023
Order has arrived, product not yet tried if there is a request from my client, i will buy in Henan New Electric Power Co., Ltd.
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