S20-25000kVA oil-immersed transformer is a large-capacity transformer, which is widely used in application scenarios such as step-up, step-down and transformer in power systems. Compared with the S20-2500kVA oil-immersed transformer, its capacity is larger and can meet the higher requirements of power demand. The following will introduce the characteristics, advantages, application scenarios, precautions and maintenance of S20-25000kVA oil-immersed transformer in detail from many aspects.

1. Characteristics of S20-25000kVA oil-immersed transformer

Rated capacity: S20-25000kVA, it is a kind of ultra-large capacity transformer, which can meet the needs of ultra-large-scale power systems.

Cooling method: The same oil-immersed cooling method is adopted, which dissipates heat through the circulating cooling of oil to ensure the normal operation of the transformer.

Insulating materials: Mainly using high-quality paper insulating materials to further improve electrical properties and heat resistance.

Structural features: Due to its large-capacity design, the S20-25000kVA oil-immersed transformer usually adopts a more powerful and stable structure to ensure safe and reliable operation.

2. Advantages of S20-25000kVA oil-immersed transformer

High efficiency: The oil-immersed cooling method can quickly dissipate heat and improve operating efficiency.

Large capacity: The rated capacity of S20-25000kVA can meet the needs of ultra-large-scale power systems and support high-load operation.

High reliability: Due to its large-capacity design, the structure is more stable and powerful, and it is easy to maintain, so it has high reliability.

Energy saving and environmental protection: Compared with other types of transformers, oil-immersed transformers have higher energy efficiency, lower operating costs, and less impact on the environment.

Long life: Due to the use of high-quality insulation materials and structural design, the life of S20-25000kVA oil-immersed transformers is usually longer.

3. Application scenarios of S20-25000kVA oil-immersed transformer

Power system: It is mainly used for hub substations and high-voltage transmission lines of the power system to meet the needs of large-scale power transmission and distribution.

Industry: In industries such as iron and steel, petrochemical industry that require a large amount of power supply, S20-25000kVA oil-immersed transformer has become an important power support equipment.

Urban infrastructure construction: In urban power supply, subway, highway and other infrastructure projects, the S20-25000kVA oil-immersed transformer meets the power demand of high load and high voltage.

4. Precautions for the use of S20-25000kVA oil-immersed transformer

Safe operation: Follow the safety operation procedures to ensure the personal safety of operators and the safety of equipment.

Maintenance: Regular maintenance is carried out to ensure the stability and service life of the transformer.

Operating Environment: It should be installed in a dry, well-ventilated, non-corrosive gas environment, and maintain proper indoor temperature and humidity.

Preventive testing: Conduct preventive testing on a regular basis to detect potential problems and failures in a timely manner.

Emergency plan: Develop an emergency plan to deal with possible failures and accidents.

5. Maintenance of S20-25000kVA oil-immersed transformer

Regular inspection: Regular visual inspection, oil level inspection, etc., to ensure the normal operation of the transformer.

Oil quality management: Change the transformer oil regularly to maintain the cleanliness and quality of the oil.