Case Study / 2026
Towards Energy Independence
Smart Solar & Storage · Green Life
Final Report: 15.36 kWh Solar + Storage Project in Cologne, Germany
An integrated, high-efficiency solution for smart energy self-sufficiency and clean heating under freezing conditions at 50°N latitude.
Home Energy Upgrade Journey
Location: Cologne, Germany
Cold, humid winters with high heating demand
Household: Family of four
Annual consumption: ~ 8,500 kWh
- Household usage: 4,500 kWh
- Heat pump: 4,000 kWh
System Configuration
PV: 14.25 kWp (30 panels: 16 East + 14 West)
Inverter: 1 × LuxpowerTek TriP 10K (3-Phase Hybrid)
Battery: 3 × HINAESS PowerSTACK 5kWh (Total 15 kWh)
Rising Electricity Costs
24/7 Energy Management TriP HV 10K
LuxpowerTek 3-Phase High-Voltage Hybrid Inverter
Powerful Performance
Intelligent Management
Seamless UPS
LuxCloud Monitoring
TriP HV 6-30K
| PV | |
|---|---|
| Max. PV input power (W) | 45000 |
| MPPT voltage range (V) | 200~900 |
| Max. PV input voltage (V) | 1000 |
| Number of independent MPPT inputs | 3/(2:2:2) |
| Start-up voltage (V) | 100 |
| AC | |
| Max. AC input current (A) | 68.2 |
| Rated AC output power (W) | 30000 |
| Max. continuous AC passthrough current (A) | <3% |
| Efficiency | |
| Max. efficiency | 97.4% |
| Max.charge / discharge efficiency | 97.2% |
Smart Choice: East-West Orientation
📐 Layout Details: 30 PV panels total: 14 west-facing, 16 east-facing
Real Energy Benefits
Data source: LuxCloud Monitoring Platform
7.03 MWh
Annual Generation
> 80 %
Estimated Self-Sonsumption Rate
> 2,560 €
Estimated Annual Savings
Customer Feedback
“This system was the best decision we made this year. Our electricity bills dropped significantly. More importantly, we now have control over our energy.”
— Homeowner
LuxpowerTek
Shenzhen Lux power Technology Co., Ltd.
Ultimate Reliability · Robust Performance | www.luxpowertek.com