Bryan's Inverter build


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Bryan1

Guru

Joined: 22/02/2006
Location: Australia
Posts: 1364
Posted: 01:49am 12 Aug 2024      

Hi Poida I have set the voltages for all 3 settings for absorb and float I had them set to 29.5 volts, yesterday I dropped them to 29 volts. Now equalization was set to 28.5 volts.

Just went and checked and the batteries are on 1022 so 2 points of fully charged with around 1.2-1.4 Kw of solar going in and around 40 amps.

Now to confirm the battery it's a 24 volt 600AH forklift battery that has powered our house for over a decade. Now I have only connected the 1.9Kw array as I have found that is a good match and when I can get my brain around the grid tie the 1.5Kw array can be used for that so the batteries are charged and unloaded thru the day and I can finally install a split system aircon so when the sun is shining the house can stay cool.

The house inverter has been going since '04 24/7 and it's a SA32 Selectronic Inverter also the 80 amp Staff & Stanbury 80 amp battery charger is still going and I bought a 4Kw petrol genset for powering it after the 7.8Kw genset blew the run cap and getting a new one out of paramount brown's is like pulling a tooth. Now that 4Kw will run for a good 8 hours on one tank of fuel and still have enough for another run.

I will monitor the charge cycle today and see how it goes.

Regards Bryan

Edit: Just went and checked and the 100/50 is showing the battery is in absorb mode, now checking with expert mode the absord duration was set to 6 hours so I changed it to 2 hours. So soon hopefully it go into float mode then I'll check the current going in.
Edited 2024-08-12 12:05 by Bryan1