Scale 3–10 MWh
5 MWh Energy Storage — Configuration for PV Farms and Industry
Short answer
A 5 MWh system is built from 2–3 × 20ft containers with a combined power of 1.25–2.5 MW. The standard configuration for a 2–5 MW PV farm is 2.5 MW / 5 MWh in a 2h setup, connected to a shared MV connection point.
- 2–3 × 20ft containers
- 1.25–2.5 MW
- 0.5C standard, 0.25C for shifting PV output
Who this scale is for
- A 2–5 MW PV farm with a limited grid connection
- A plant with 3–8 MW contracted capacity and a capacity fee above PLN 1 million/year
- A hybrid PV + BESS installation sharing a single connection point
Configuration, site and grid connection
Number of containers2–3 × 20ft containers
System power1.25–2.5 MW
C-rate0.5C standard, 0.25C for shifting PV output
Land footprint150–300 m² including the substation (BKTP) and service road
Voltage levelMV 15 / 20 kV, 2.5–3.15 MVA transformer
Indicative CAPEXPLN 4.4–6.0 million for 2.5 MW / 5 MWh
Delivery schedule20–28 weeks
Revenue models realistic for this scale
- Shifting PV output from 11:00–15:00 to the evening peak
- Day-ahead arbitrage on the TGE power exchange
- Peak shaving and reduction of the plant's capacity fee
Reference implementation
| Parameter | Value |
|---|---|
| Configuration | 1.25–2.5 MW / 3–10 MWh |
| Containers | 2–3 × 20ft containers |
| Grid connection | MV 15 / 20 kV, 2.5–3.15 MVA transformer |
| Delivery time | 20–28 weeks |
Related
Applications and technology for this scale
Application · 2–40 MWh
Solar Farm
No more negative prices and curtailment — shift production to the evening peak.
Application · 1–10 MWh
Manufacturing Plant
Peak shaving and capacity-fee reduction for contracted capacity of 1–10 MW.
Technology
Liquid Cooling
Impact on degradation, round-trip efficiency and self-consumption.
FAQ
Request a quote — pricing in 48 h
Send us the project scale in MWh, the site location and the available grid capacity. We reply with a configuration, CAPEX range and delivery schedule.