Energy Community Simulator
Estimate the savings and benefits of a renewable energy community between neighbours or co-owners.
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€/kWh
€/kWh
Estimated annual production
28.500 kWh
30 kWc × 950 kWh/kWc
Self-consumption rate
52.5%
14.175 kWh self-consumed
Total annual savings
2.846 €/an
Savings per participant : 474 €/an
CO₂ avoided
4.253 kg/an
4.3 tonnes CO₂
Community balance
Production vs Consumption28.500 / 27.000 kWh
Coverage: 105.6% of total consumption
Self-consumption vs Surplus14.175 / 14.325 kWh
Self-consumed: 52.5%Surplus sold to grid : 1.003 €/an
Self-consumption savings1.843 €/an
Grid surplus revenue1.003 €/an
Investment & payback
Installation ex-VAT
36.000 €
VAT (17%)
6.120 €
Total incl. VAT
42.120 €
Cost / participant
7.020 €
/ 6 participants
Payback period
14.8 years
Based on €1,200/kWp ex-VAT (PV modules, inverter, wiring, installation). Luxembourg market 2025.
Estimated monthly production
PV production
Avg. monthly consumption
Distribution based on average solar irradiance in Luxembourg (south-facing, 35° tilt)
Regulatory compliance
Required legal status
Copropriété, ASBL ou coopérative
Geographical perimeter
Même poste de transformation ou < 1 km
Distribution agreement
Contrat de répartition entre participants requis
ILR declaration
Déclaration auprès de l'ILR obligatoire
Reference law
Loi du 21 mai 2021 (transposition RED II)
Applicable regulation
Règlement ILR E23/14
Model parameters
- PV production Luxembourg: 950 kWh/kWp/yr (south-facing, 35° tilt)
- Base self-consumption rate: 40% + 2.5% per participant (diversity effect)
- Surplus buyback tariff: 0.07 €/kWh
- CO₂ factor Luxembourg electricity mix: 300 g/kWh