
The DC28V power supply utilizes a high-voltage mode PWM controller with IPM high-frequency full-bridge transformer technology. It converts 50Hz AC power to 28V DC power via inverter technology, providing power for on-board equipment pre-startup checks on civil and general aviation aircraft. The product employs Ricoh's SPWM inverter technology and an intelligent control system, selecting new and highly reliable industrial-grade components, and adopting an aesthetically pleasing production process, ensuring high performance and reliability. Fixed and portable options are available upon customer request. It features rapid dynamic response, strong load-bearing capacity, and low output ripple. It boasts compact size, lightweight, low noise, high efficiency, and requires zero maintenance and zero faults.
The DC28V aviation direct current power supply is powered by the ground pit/electric room on the apron (hangar), meeting the electrical requirements for aircraft maintenance and repair. Widely used in aviation and aerospace, ground radar stations, ships, submarines, computer stations, scientific research precision instruments and equipment, and power supplies for imported equipment.
DC27V Direct Current Power Supply, DC27V DC Stabilized Power Supply, DC28V Aviation Ground Power Supply provides high-quality, stable DC power supply for civil aircraft and various aircraft during production, testing, and maintenance. The input stage uses an intelligent thyristor module for soft starting of the main circuit, the intermediate stage employs full-bridge topology and phase-shifting soft-start technology for power conversion, and the output stage utilizes LC filtering to achieve a high-quality 27V DC stabilized voltage. With a high-performance DSP as the central processor, pure digital measurement and control technology, digital display, innovative and aesthetic design, reasonable structural design, and high stability and reliability, this is a premium 27V aviation ground DC power supply that is safe, reliable, and pure. It has been widely used in airports, aircraft manufacturing, testing, and maintenance applications. It fully meets outdoor usage requirements and has undergone electromagnetic compatibility treatment at the factory, making it a world-class premium aviation ground power supply.
27V Power Supply, 27V DC Stabilized Power Supply, 27V Aeronautical Ground Power Supply Product Features:
The DC28V power supply utilizes pure digital control, high-frequency PWM waves, and full-bridge conversion technology, ensuring high overall efficiency.
The DC28V power supply has strong overload capability, supporting 3500A current overload.
DC28V DC power supply with excellent output stability and rapid dynamic response.
The DC28V power supply utilizes inverter technology to achieve high power density.
The DC28V power supply is equipped with comprehensive protection functions, featuring intelligent voltage reduction and current limiting to ensure the normal operation of power equipment and the safety of loads, providing safe and reliable operation.
DC28V DC Power Supply Operating Temperature: -40°C to +60°C, Protection Grade: IP40.
The DC28V power supply has a strong overload capacity, capable of withstanding a 150% overload for 5 seconds.
DC28V and DC27V DC power supplies, 27V DC stabilized power supply. The 28V aviation ground power supply features high efficiency, compact size, lightweight, low noise, power density at international level, and strong shock resistance. It is suitable for 28V DC power supply requirements for low-voltage DC aircraft pre-start and GPU startup before takeoff, as well as for powering on-board instruments.
27V Aircraft Ground Power Supply Application Field
Commercial airplanes, civil helicopter operations, ground instrument maintenance, ground engine start-up tests.
Adjustment and aging of DC motors; battery charging and similar back-EMF loads.





