DXHum

So I am rewiring a battery backup and I've run into an issue... Previously, everything was wired up with 4guage. But in my new wiring...

I don't really know why. Maybe the logic was the same as for AC systems, to clear faults. If you don't have the negative grounded then...

I wondered why grounding the battery negative is practiced. Isn't an in line fuse off of the negative terminal all you need?

Most of us don't ground the battery negative.

NEC: National Electric Code. I thought that might be it. ;) Yes! That is exactly how I'm using it; stand alone power supply charged by...

NEC is the National Electric Code The NEC is adopted by all states, some use newer versions and adopt the most recent as soon as it is...

Thank you for the detailed reply and guidance. When I discovered that the two lead-acid batteries were dead, I went out and purchased...

I would use a wooden structure with lead acid. If given a choice, instead of lead acid find some cheap LFP. If the lead acid are free...

Just checked out your build; I am impressed. The (2) lead acid batteries I will use, I plan on placing inside a plastic milk crate...

I used a big metal box. https://diysolarforum.com/threads/the-big-blue-box.55099/ I just purchased another big metal box and will be...

You can buy batteries that have metal cases or plastic cases. Design it well and it won’t matter… Design it poorly and it won’t...

This rack has all of my electronics for a large salt water aquarium. If I ground the entire rack, can I use it for this purpose? I plan...

Holds 6 EG4 Lifepower4. Purchased Busbars from SS. Were not long enough so used 2 on each side connected with 1 Gauge wire in the...

Yes... it took about 5 pounds of baking soda and a gallon of water before it was safe to dispose of.

The solution to pollution is dilution.