Apr
12
12
DASHONY.COM Solar panel power system with grid tie inverter and battery bank updated by dashony
Posted under solar panel power by soloarpowerhomeadminwww.dashony.com solar panel power system with power charge controller, grid tie inverter and a deep cycle battery bank.
very helpfull for someone who wants to step up there house with solar energy.. thank you
I fear your parallel battery wiring is trouble. The jumpers appear too small. ALSO, what happens when one battery cell shorts? No longer equal voltage, -2v. The bank is unbalanced and overcharges one battery. Maybe boom…
Helloman1976 I know the amps coming from batteries is too high for the inverter that’s the reason why I only use it about 30 minutes at a time so I can get some use of the power from batteries when they’re full, but it just a matter of time until I can afford a higher amp GTI. Thanks for your comment, my system is still opened for improvement and expansion. It’s just a matter of cash
Seems like hooking a very small GTI like that 250W to a huge amperage battery bank would be the fastest way to burn out your GTI. Have you had any issues yet? I suspect it’s only a matter of time before that GTI burns out or even catches fire.
@collintheapplegeek It depends on where you live, but for most areas, it’s legal to use this type of inverter without acquiring permits. Electric companies doesn’t really care about grid tying until you reach the 2000ish watts zone. With these inverters you will very rarely put more power into your house grid than you are using, so for the most part it will just make your meeter run more slowly, and not backwards.
Taztaz79, wow, you’re really getting into it with over 3kw power. It’s nice to see and cant wait to watch your vid once you’re all up and running. Good luck with the new sys and ask me if u need any help, I’ll do my best to help. Can’t wait to see how u went. Thanks for your comments and soon I should have my new vid here about my power meter spinning backwards. Keep me updated w your system. Cheers!
Vwrabbitdiesel, I love my LCD displays ( monitors ) you get some good and accurate readings from them so you can tell how your system works, what you’re producing what you’re exporting to the grid, it’s just awesome. I have them all mounted on a shop stand placed upside down. I got it from a chemist shop they didn’t need it anymore and found It very suitable for my project. Thanks for your comment!
hello again
I must tell you.. I have now ordered 10x 180w panels for my house.. I will later buy a new inverter that manages 3200w .. to start with i will connect 3 x 180w panels to my 24v 300A battery bank and run a 250w inverter out to the net.. I can run the 250w inverter even when the sun is down… Until i get the “real” inverter and all the panels up on the roof… The final installation will be with 18 x 180w panels = 3240w
.. thx for a good vid!
Very nice set up How do you like the power monitor? and how did you mount them to the wall?
Collintheapplegeek my 4th comment below you will find my answer to your question, thanks for watching my video
Is it legal to put power into your house and the grid like that with a plug and play grid tie inverter?
Fely3 I’m happy for you now artier the bad incident you had, have fun with it
Helloman1976 I didn’t compare the bills but I’ve got that ammeter which is permanently connected to the GTI and calculates all watts sent to the house grid and I have set the cost per kw and tells me how much I exported / saved. My system is only 220w but obviously the bigger the system the more money you save
Dodgeram96mopar, I’ve spoken to an electrician and I was told that I don’t need a license for my system as I have a plug in system and I didn’t have to modify or touch the house electrical circuits. I’m sure you will need to get some sort of approval from the electrical company if you want to get paid for the electricity you export but at the moment I’m using everything that I’m producing. Once I’ll expend my system I’ll get it certified too.
my gti works.. the solar panel was at 20v but apparently to less power . 24v battery installed and it worked, I didnt test longer than some seconds,you can see the amps increasing.. it starts slowly.
Have you compared your power bill to before and after to see how much you are saving with 300watts going back into the grid? If so, how much did you save and was it worth the initial price?
I received the 300W with lcd for 240v and when I put power in I got an electric shock from the dc input.. I measured it, 36VAC.(the input cap is 36VDC)
Later on, still no solar panel connected, the capacitor from the ammeter exploded, spitting black debri inside the housing.. I continued to burn,because there is no fuse inside.
Now it seems to be dead. although only the ammeter part exploded.
The box label: passed QC.. thanks,china!
Did you have to get this certified by your electric company? I am just a beginner and want to get a setup with a grid tie inverter, it sounds like you can connect this without the electric companys permission. Or is it only when you want to get paid for your extra power.
wow… thats a nice setup you have there! looks proffesional!
I have a setup much looking like yours.. I have 4x 150Ah 12V connected as 24v (300Ah). These I have connected to a 250w grid-tie inverter just like you.. I have the setup with batteries right now since i can’t have the grid tie running all the time. Only when i consume more power on a phase than the grid-tie put in…. So i got my gridtie running only when the heatpump is on..
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Wickedman9mm, I’ve attached a picture-drawing of my system on my website w w w . Dashony. C o m Have a look and let me know. Cheers
Dashony can you make a drawing showing how you wired your system?
Thanks Wickedman9mm
Nice vid, nice equipment too…
I fried 2 China GTIs as well but since I’m using the US GTI didn`t have a problem with it, but I still have that fear so I only let it work for a few hours until it gets hot and turn it off to cool down for a bit. Once I get more panels I`ll connect them to the GTI and I`ll just leave the batteries connected to the normal inverter. Cheers for the comment, I was wonderring if anyone else had problems with the GTI connected straight to the batteries.
Hi dashony i like your work, very tidy. one thing worries me is that i have fried two pswgt-300 inverters by having them directly connected to the batteries, and have since heard only pswgt-600 and above can handle direct battery amps. i was using similar batteries and 2 x180 watt solar panels through a missouri wind and solar mw160cc dump load to the inverters and grid, with 25 amps plus into inverters also hooked up is a 500 watt mws turbine but it was putting in less than 5 amps. cheers
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