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Bob;

Battery Condition will be checked every annual with a Lawn Mower destination when 80% capacity is reached. I believe that is an Industry Best Practice.

Fusible Link Question. You have a ...

Thanks for your input on multiple back up batteries.

I am installing one main battery with no backups. Z101 has good FMEA that will minimize risk and cost of ownership. Backup Batteries have ri ...

FAR23.1361 Thanks for this reference. I will be adding the Solenoid now.
I see my switch is not adjacent to the bus, whereas a solenoid is and it will eliminate the Midi Fuse.

Fuse size. Iâ ...

8253;

I think of Art .... I see now we are playing with "Industrial Arts." Art has many answers. Math is not art, is foundational for design, but it has one only one right answer. You ...

In case of smoke in the cockpit or in case of an imminent forced landing, the pilot should have the ability to shut off all electrical power as close to the source(s) as possible. Does your design me ...

Please help me finalize my electrical system. It based off Bobâ€™s Z101 and taylored to meet rather meager demands. I am moving from the conceptual phase to the fuselage as we speak, installing co ...

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3) Does your Electronics International CGR-30P Engine Monitor stay on line during engine start, or will it reboot?

The installation manual says it works between 7.5 and 30V.

Awesome, ...

Regarding my 3 Original question in post 1....

1) I understand now why we fuselink the ALT FLD wire at the main bus. Thank you for helping me understand.

2) I understand now why the B.O. Bus ex ...

I am building a Bearhawk Patrol...similar to a Husky or Supercub. Its VFR, with merely a Garmin G5, Engine Monitoring System, Surefly ignition, and Bendix Mechanical FI.

I have done my load analys ...

1) Clarify for me why the Z101 Alternator Field portion of the Master Switch circuit that runs from the Main Bus Bolt to the Master Switch circuit calls for a fusible link between the bus bolt and the ...

Help me understand how the load test is performed. Lets say I have the HF 100 amp load tester. I charge my 12V 10 AH battery in my shop for 24 hours. Do I hook it up to the Load Tester and start my ...

In AEC book p. 5-3 instructs to install a fat ground wire from the battery minus to the firewall ground stud, then a braided bonded jumper from the ground stud to the crankcase.....additionally

AE ...

A lot of theory and educational design topics get discussed and promoted here. System Design and wire harness fabrication and installation are two very different arenas in EAB aircraft.

I've seen ...

Consider the EarthX battery's reliability for a moment. I wonder if it is a sufficiently complex unit with multiple failure points and that maybe it's reliability is not equal to the AMG type battery ...

Vic Syracuse has an article in this months Sport Aviation (June 2020) that deals with Batteries and Alternators.

He says not to mistreat a battery by constantly leaving it on a non approved batte ...

https://tinyurl.com/yavoutjh

[/quote]My 1st question is whether that alternator ground wire was the only connection between the engine and the airframe, as seems likely.

CharlieÂ [/quote]

Throttle, mixture and prop cables ...

Humm. Concerning the B lead wire size.

In the above case, the expected load is 30A, the Alternator is 40A.

A typical wire size on your Z-diagrams is 4 to 6 AWG
The proper size from the wir ...

Z100 has With Endurance and Brownout Bus in its title, but I don't see them in the drawing.

In the Aeroelectric Connection Book has notes on Master Switches. (age Z11, Note 22) I'm curious, if an engine of not running, and the field switch to the alternator is on, how much draw is there? ...