Primary Power Distribution Center

The primary power distribution center is the primary power distribution equipment of the DC power system. Its main function is to control the connection and disconnection of the 120Vd.c. and 28Vd.c. power of the ground power supply, the carrier power supply and the battery, and complete the power system according to the power distribution logic.

Main Function

Items Performance Remarks
Operating voltage range 18Vd.c.~32Vd.c. According to GJB181
Working/storage temperature range -40°C~70°C/-55°C~85°C  
Output load characteristics Multi-way output,

28V (each way) ≤250A,

120V (each way) ≤150A

Control Level control  
Environmental stress According to GJB1032  
Environmental adaptability High temperature, low temperature, low vacuum dry friction, temperature-altitude, shock, vibration, acceleration, noise, rain, mold, damp heat, salt spray, sand dust, etc. Test under GJB150, parameters customized
Electromagnetic compatibility Meet the related electromagnetic requirements of GJB151  
Life 10 years/1600 working hours.  
Structure / electrical interface Customized metal shell package/circular connector  
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