07-01 2025 | By:
(Mineral) Oil Natural Air Natural (ONAN) – The core and coils are cooled by surrounding in oil. Heat transfer of oil by natural air convection.
(Non-Mineral) Oil Natural Air Natural (KNAN) – The core and coils are cooled by surrounding in synthetic oil. Heat transfer of oil by natural air convection.
The cooling ways of the oil immersed transformers depend on the fire point of the oil being used in the transformer. Mineral oils are symbolized with “O” since their fire point is below 300°C. Non-mineral oils such as silicone oil, Synthetic Esterand Natural Ester (vegetable oils) are designated with “K” since their fire point is above 300°C.
Non-mineral oils are more expensive but they have different advantages based on the application area of the transformers asked. Non-mineral oils can be devided into two types: synthetic ones and natural ones. Both have higher flashing points and thus are more safe to use in explosive areas defined as Zone 1 and Zone 2.
The 1000kva KNAN Oil Immersed Power Distribution Transformer is engineered for marine applications, featuring a robust three-phase layer coil design. With a rated capacity of 30-15,000kva and voltages ranging from 10kV to 35kV, it meets international standards such as IEC60076 and ANSI. Crafted with durable copper or aluminum materials and effective CRGO silicon steel core, this transformer ensures reliable performance and cooling options (ONAN/ONAF). Achieve superior distribution efficiency with an ISO/CE certified product suited for bulk procurement needs. Explore wholesale opportunities to enhance your operations with this essential transformer solution.
The S13 1000kva Oil Immersed Power Distribution Transformer is engineered as a reliable solution for marine applications, ensuring high efficiency and durability in demanding environments. This distribution transformer features a three-phase design and offers a rated capacity of 1000kva, making it suitable for various power distribution needs onboard vessels.
Constructed with high-quality materials, the transformer utilizes a core made of CRGO silicon steel, renowned for its superior magnetic properties, which enhance performance and energy efficiency. Additionally, buyers can choose between copper and aluminum winding, allowing them to select a configuration that best suits their operational requirements and cost considerations.
Designed to meet international standards, including IEC60076 and ANSI, the S13 is certified by ISO and CE, ensuring it adheres to strict safety and quality benchmarks. It operates at a frequency of 50/60Hz and supports a range of rated voltages from 10kV to 35kV, which allows for flexibility in installation across different marine platforms.
This transformer is equipped with an ONAN or ONAF cooling system, ensuring efficient heat dissipation under varying load conditions. The use of dielectric liquids such as mineral oil or FR3 oil further enhances its thermal management capabilities, making it adept at maintaining optimal performance even in high-demand scenarios.
The packaging of the S13 includes a protective inner plastic film and a sturdy wooden case, ensuring the transformer remains securely packaged during transit. Such attention to packaging not only aids in protecting the product but also reflects the brand’s commitment to quality during delivery.
With a supply capacity of 300 pieces per month, offers consistent availability for businesses looking to fulfill their power distribution needs efficiently. The customizable options in color and dielectric liquid also provide added flexibility, making it suitable for a wide range of marine applications.
Overall, the S13 1000kva Oil Immersed Power Distribution Transformer stands out as a versatile, high-performance solution tailored for marine environments, backed by rigorous safety certifications and quality materials that ensure reliability and longevity wherever it is deployed.
The 1000kva oil immersed transformer is a crucial component in power distribution systems, designed to step down high voltage electricity for safe usage in various industrial and commercial applications. Traditionally housed in a robust, oil-filled tank, this type of transformer utilizes mineral oil for cooling and insulation, ensuring efficient thermal management and long-term operation. Its reliable performance and durability make it an ideal choice for facilities with significant power demands, where consistent and reliable voltage levels are essential. With features such as overload protection, these transformers can significantly enhance energy distribution efficiency and safeguard electrical equipment.
They are ideal for industrial plants, commercial buildings, substations, and power distribution networks needing efficient voltage regulation and power transformation.
The mineral oil provides insulation and efficient cooling, reducing the risk of overheating and ensuring safe operation under load.
Regular maintenance includes checking oil levels, inspecting for leaks, testing insulation resistance, and monitoring temperature levels to ensure continued reliability.
They typically incorporate features such as pressure relief valves, temperature monitoring systems, and fusing to protect against overload and mitigate fire risks.
Businesses benefit from improved energy efficiency, reduced downtime due to reliable voltage regulation, and lower long-term operational costs for their electrical systems.
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