PPRuNe Forums - View Single Post - Right IRS DC Power Supply System (737-400)

13th May 2019, 15:12

#3 (permalink)

Banana Joe

Join Date: Jan 2018

Location: Amantido

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Following a loss of AC power source, the right IRS will be powered by a DC power source (can't remember which now) for 5 minutes, then it is shut off to prevent quicker battery discharge.

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