Ampster

That is what I did for both my GT installation and my battery installation.

In my case in the County they had a pre plan check reviewer who helped with a bunch of nitpicks so that my permit ulimately flew through...

+1 for hiring out the plans. I have a lot more fun buying stuff, outlining the approach, and putting it together than doing the detailed...

I should have remembered that. Fun fact: -40C = -40F (= 233K for completeness).

-0.35%/degreeC For quick conservative answer, I assume +16% in voltage, Voc x 1.16 That comes from -0.4%/degreeC and -15C (vs. +25C...

No doubt, and if I were a utility scale facility I could bring that cost down significantly as you pointed out in another post.. But I...

I like this test the best, you can drill and tap 1/8" or 1/4 NPT holes in the pipe and screw plugs into them to seal them off...

How quickly does it bounce around? Sounds like a bad connection in the wiring from that cell to the BMS.

There are a few possibilities at play here: 1) Runner cells which can "Race UP or Drop Fast" very fast once outside of the working...

My drive for solar started with just battery backup for wifes cpap machine. Then I thought how do I recharge them if something happens...

In my case with a SolArk, some DC coupled solar helps stabilize my performance when the grid is down. I have 9kW of AC coupled solar and...

I love your 2nd point. What price can you put on having some peace of mind? Your third point is also a very strong one. Most server...

THE most important factor.

Make sure the busbars are flat with no burrs. They are stamped and some aren't flat. Clean everything with acetone. Put a thin layer...

my power company wanted $30k to bring power to my barn. so mine paid itself off day 1 in my opinion. iv got a total of $12K invested so...

I have two responses to this: 1) My 401k has not done so well since Covid. So compared to that, this investment is much more reliable...

Good point. Solar is a safe investment so it should be compared to other safe options, like CDs . There is also the implication that...

Look up Single Line Diagram. With a chill building department you could draw one up in draw.io but with tight asses they're going to be...

In my County it was a plot plan, a single line diagram, and a bunch of equipment specs. Every jurisdiction is different. I used a third...

I was previously in a high level financial position dealing with multi million dollar investments and can evaluate the opportunity cost...