Ferranti Technologies provides a suite of four power converters and one emergency inverter to a large military transport aircraft. Each of these units were custom designed to the aircrafts specific requirements.
The converter suite consists of a 500VA, 1kVA, 2x 3kVA units providing 115v/230v, 50/60Hz output derived from the aircraft in a 3 phase, variable frequency ac input. Designed to meet the requirements of DO254 DAL C.
The inverter supplies 3.5kVA, 400Hz ac emergency power to support critical flight control in the event of an aircraft main ac power failure during emergency RAT deployment. Designed to meet the requirements of DO254 DAL B.