
( Brand: Eldec ), ( Manufacturer Part Number: 4-273-03 ), ( Part Type: Rectifier ), ( Country/region Of Manufacture: United States ), ( Custom Bundle: No )
The Eldec 4-273-03 aircraft transformer rectifier is a high-performance electrical component designed for power conversion and regulation in aircraft electrical systems. This transformer rectifier is a vital component in the charging and power distribution system, ensuring reliable and efficient electrical supply to various avionic systems.
The Eldec 4-273-03 is a 4-quadrant, 3-phase transformer rectifier, which means it can handle both AC and DC power, and it can function as a motor, generator, or both, depending on the operational requirements. It is designed with a robust construction, featuring a high-quality insulation system, reinforced windings, and a sturdy frame for enhanced durability and resistance to harsh environmental conditions encountered in aircraft applications.
The transformer rectifier has a rated voltage of 270V AC, a primary current of 30A, and a secondary current of 150A, making it suitable for medium power loads in aircraft electrical systems. It operates at a frequency of 400Hz and has an efficiency of up to 95%, ensuring minimal energy loss and maximizing the available power for system operation.
The Eldec 4-273-03 aircraft transformer rectifier is designed with safety in mind, featuring overvoltage and overcurrent protection mechanisms to prevent damage to the component and the connected systems. It is also equipped with a thermal protection system that monitors the operating temperature and triggers a shutdown if the temperature exceeds safe limits.
In conclusion, the Eldec 4-273-03 aircraft transformer rectifier is a reliable and high-performance electrical component that provides efficient power conversion and regulation in aircraft electrical systems. Its robust construction, high efficiency, and safety features make it an ideal choice for aviation applications requiring reliable and uninterrupted power supply.
Pros of buying Eldec 4-273-03 aircraft transformer rectifier:1. Highly reliable: Eldec is a well-known and trusted brand in the aviation industry, known for producing high-quality and reliable electrical components. The 4-273-03 model is no exception and is designed to withstand the harsh conditions of aircraft operation.
2. Efficient: The transformer rectifier is designed to be energy-efficient, reducing the overall electrical load on the aircraft and helping to save on fuel costs.
3. Long lifespan: With proper maintenance, the Eldec 4-273-03 transformer rectifier is expected to have a long lifespan, reducing the need for frequent replacements.
4. Wide operating range: The transformer rectifier has a wide operating range, making it suitable for use in various aircraft types and environments.
Cons of buying Eldec 4-273-03 aircraft transformer rectifier:1. High cost: The Eldec 4-273-03 transformer rectifier is a high-end product and is therefore more expensive than other models on the market. This could be a barrier for some buyers with a limited budget.
2. Limited availability: Due to its high-end nature, the Eldec 4-273-03 transformer rectifier may not be widely available in all regions, making it difficult for some buyers to obtain.
3. Complex installation: The installation of the Eldec 4-273-03 transformer rectifier may require specialized knowledge and skills, which could increase the overall installation cost.
Conclusion:The Eldec 4-273-03 aircraft transformer rectifier is a high-quality and reliable product that is designed to withstand the harsh conditions of aircraft operation. While it may be more expensive than other models on the market, its energy efficiency and long lifespan can help to reduce overall costs in the long run. However, its limited availability and complex installation could be barriers for some buyers. Therefore, it is recommended to weigh the pros and cons carefully and consider other factors such as budget and availability before making a purchase decision.
This is a transformer rectifier used on Boeing 767 commercial aircraft and possibly other types as well. Eldec Aircraft Transformer Rectifier P/N 4-273-03. This one was removed from N289SW during tear down and has been in storage since. The data plate is pictured in the final image.
It is in good condition without damage to the housing or connector.