ATR 72 - 500
Power Plant
Which components does the high energy ignition system consist of?
One ignition exciter and one spark igniter, for each engine, powered by DC BUS 1 or 2
Two ignition exciters (A and B), for each engine, powered by DC ESS BUS and two spark igniters, one for each ignition exciter.
One ignition exciter, for each engine, powered by DC ESS BUS and two spark igniters, for each ignition exciter
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