Off-grid solar power

aim

• set up an off-grid solar power plant
• make it mobile
• refuel a small e-vehicle
• run refrigerator, power-tools, ...
• ...

parts

• off-grid inverter/charger EUR 360,-
  • SMV 3K-24 Plus http://www.easunpower.com/content/?929.html
  • ebay: https://www.ebay.de/itm/3kw-MPPT-Solar-Inverter-3000W-24V-220V-60A-MPPT-Off-Grid-Inverter/202675326340?hash=item2f30640d84
  • manual: https://www.fsp-ps.de/Solar/PMO/Manual/DE_KS1-12_MKS3-24_MKS3XP-24_MKS4-48_MKS5-48.pdf
  • software (watchpower): https://www.fsp-ps.de/de/SoftwareDownload.html
• solar modules, 4 pcs. EUR 520,-
  • 4x200W=800W
  • https://www.solar-fabrik.de/produkte M300
  • https://www.ebay-kleinanzeigen.de/s-anzeige/solarmodule-300w-neue-monokristallin-black/1227411328-87-2129
• used traction-battery (EUR 1200,-)
  • 24V x 300 Ah = 7kwh: DIN A, Trog: 650x280x570H, 157,5x77x513/537H (4 PzB 300)

calculator

• https://www.rechnerphotovoltaik.de/rechner/amortisationszeit