Originally Posted by
tdracer
BTW, again no first hand knowledge, but I'd be a bit surprised if the A320 RAT has electrical power generation capability (at most a simple PMA dedicated to the FBW). For all engine out, most aircraft depend entirely on the battery to power the critical electrical systems. Adding anything to the battery load pretty much requires an act of god - battery power is simply to precious.
On the 320, the RAT can be used to power a backup generator via a hydraulic pump.