SV-AP Panel circuit breaker

AlanR

Member
Joined
Jan 25, 2007
Messages
180
Location
UK
I am wiring a SV-AP Panel with Ray Allen aileron and elevator trim servos to eliminate trim separate trim controls or relays.
Can you confirm the trim circuit breaker value I should use for the installation please. I am slightly confused.
In the installation manual it shows Pin 9 @12v 4amps. Is that current draw or suggested circuit breaker value?
Ray Allen say their trim servos only take a maximum of 1 amp power so I was going to use a 2amp breaker for the trims. Does the AP panel really need a 4amp breaker?
Thanks in anticipation,
Alan
 

dynonsupport

Dynon Technical Support
Staff member
Joined
Mar 23, 2005
Messages
13,226
Alan,
Remember, breakers protect wires, not circuits. So technically, you use whatever breaker is right for the wire size you used, not the loads. You can use a smaller breaker if you have a reason to.

That being said, the SV-AP panel supports a maximum of 4A of trim loads, which is what the manual is trying to communicate. If you are sure your trim motors never draw more than 1A each, than a 2A breaker will be fine. Remember that with auto trim, the system may run both trims at the same time, so a 2A breaker with a 2A load may trip now and then.
 

AlanR

Member
Joined
Jan 25, 2007
Messages
180
Location
UK
Dynon,
Thats great, thanks for pointing me in the right direction.
Appreciated!

Alan
 
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