[orenjr]

Need to know what size wire i will need to run to the silonoid on the battery box. I am mounting the battery and silonoid in the tail cone for a correct weight and ballance. lenghth of wire will be from 10-16 ft. Any help would be appreciated.
Thanks! Oren

I am useing #4 welding cable for the battery wire.

 

[Mich48041]

Links to aircraft electrical questions

Oren,
I assume that you are asking for the wire size to energize the battery contactor with the master switch. According to this chart
http://www.aeroelectric.com/articles/wiresize.pdf
22awg should do it.
A good place to ask electrical questions is here:
http://forums.matronics.com/viewforum.php?f=3
Bob Nuckolls answers questions about aircraft electrical systems free of charge. He is very knowledgeable and helpful and has written a book on aircraft electrical systems. He sells a paper copy of the book. https://matronics.com/aeroelectric/Catalog/AECcatalog.html
One can also download it free here:
http://www.aeroelectric.com/Book/AEC12A_PDF.zip
Joe Gores

 

[orenjr]

Joe
Thanks! For the help .That is correct i need to energize the contacter for the master switch.
Thanks! Oren