Large Three-Phase Oil-Immersed Power Transformer

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Large Three-Phase Oil-Immersed Power Transformer

Extremely low no-load lossThe core made of amorphous alloy reduces no-load loss by 60%–80% compared with conventional silicon steel transformers, greatly cutting standby energy consumption.

 

This series of products adopts foreign advanced manufacturing technology, design drawings and technical documents are complete, correct and clear, advanced production equipment, stable manufacturing process, complete measurement means,for the production of high quality products provide a solid guarantee.

Product introduction

 

Large Three-Phase Oil-Immersed Power Transformer is core equipment for EHV & large-capacity power transmission. Main models: S11, S13, SF11, SF13, SFP series (35kV~500kV, 10MVA~1000MVA). Uses transformer oil as insulation & cooling medium, oil-paper insulation, hermetic oil tank, forced oil circulation cooling. Applied in substations, power plants, renewable energy grid connection, heavy industry. Complies with IEC 60076, GB/T 1094, GB 20052。

 

 

 

 

 

Applications

 

  • Urban Grids, Industrial Parks, and Commercial Centers
  • High-Rise Buildings, Hospitals, and Schools
  • Large-scale Data Centers and Telecommunication Hubs
  • Metros, Airports, and Underground Tunnels
  • Chemical Plants, Metallurgy, Mining, and Offshore Platforms
Dry Type Transformer Manufacturer China

Our Advantages

 

Large Capacity & High Power Supply Capacity: Adopts three-phase structure design, with a wide capacity range of 1000kVA-50000kVA, which can be customized according to project needs. It can meet the demand of large-scale power supply and long-distance power transmission, and is suitable for large-scale power engineering scenarios.
Stable Operation & Strong Load-Bearing CapacityTakes high-quality mineral oil as insulation and cooling medium, with mature and reliable oil-immersed structure. It has excellent heat dissipation performance, strong overload capacity and short-circuit resistance, and can maintain stable operation for a long time under heavy load and complex grid conditions.
High Efficiency & Low Energy Consumption: Adopts high-grade oriented silicon steel sheet core with 45° step-lap joint design, combined with optimized winding structure, which effectively reduces no-load loss and load loss, meets national energy efficiency standards, and reduces long-term operation costs.
Strong Environmental Adaptability: Equipped with IP54 or higher protection grade, with anti-corrosion, moisture-proof, dust-proof and anti-aging design, it can adapt to long-term outdoor operation in harsh environments such as high temperature, low temperature, coastal salt spray and industrial heavy dust.
Reliable Safety Protection: Equipped with a complete set of safety protection devices, including temperature monitoring, oil level monitoring, oil leakage alarm, pressure relief and overload protection, which comprehensively prevents safety hazards such as fire, oil leakage and equipment damage, ensuring safe and continuous operation.

 

Transformer Production & Testing Equipment

FAQ

 

Q1: What is a Large Three-Phase Oil-Immersed Power Transformer?

A: It is a large-capacity power transmission and distribution equipment with three-phase structure, mineral oil as insulation and cooling medium. It is mainly used for voltage conversion in high-voltage power grids, with large capacity, high efficiency and stable operation, and is the core equipment for large-scale power transmission and distribution projects.

Q2: What is the voltage level and capacity range of this transformer?

A: Amorphous alloy models feature an incredibly low no-load loss compared to standard silicon steel cores. For facilities running 24/7 continuous operations, this translates to a massive reduction in electricity waste and a rapid return on investment.

Q3: What are the main application scenarios?

A: Widely used in large-scale power stations, regional power grids, industrial parks, large chemical plants, metallurgical enterprises, high-speed rail stations and other occasions that require large-capacity power supply and long-distance power transmission.

 

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