Mailing List flyrotary@lancaironline.net Message #26449
From: WALTER B KERR <jbker@juno.com>
Subject: Re: [FlyRotary] Re: Overvoltage control (help Ed A)
Date: Thu, 8 Sep 2005 14:14:30 -0400
To: <flyrotary@lancaironline.net>
Message
  If you don't have a low current way to break the field current, and need to break the high current line, then you have to used this OV module to trip a breaker that's holding in a main contactor for your high current "B" lead.  If any of that was confusing, Ed can explain it :-)

 

Cheers,

Rusty

 

======================================

Help Ed. I almost understand Rusty's comments, but Mark S left me in the dust. Us old dogs are sometimes hard to train!

I think that with an internal regulator; just because you break the field current supply , a failed regulator may keep powering the field with the internal alternator voltage. The continous breaker in the big alternator line can protect the battery and airplane except what happens to the alternator in the meantime if the interal regulator is applying a large field current to the field will the alternator burn up quiet rapidly and possible start a fire?

 

Bernie, soggy Treasure Coast although we had a bonanza just taxi in so must be drying out a little

 
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