| Existing Solution | ENA Proposed Solution |
|---|---|
|
4 X 200 AH Batteries |
1 X 3.55kWh Module |
|
800 Cycles @ 50% DoD |
1 Million Cycles @ 100% DoD |
|
8 Hours Charging |
1 Hours Charging |
|
Warranty 1 Year – Usable Life 2~3 years |
Warranty 5 Years – Usable Life 45 years |
|
1 times Backup Support Against Power Failures in a day |
4 times Back up Support Against
Power Failures in a day |
| Features | Sirius Energy Storage (@48Vdc) | Li-Ion (@48Vdc) | Lead-Acid 12V/2V | Sirius Advantage | |
|---|---|---|---|---|---|
| Battery Life Cycles | 100% DoD | 1 million cycles | 2000 | 350 | Unmatched Cycles life |
| 80% DoD | 4000 | 550 | |||
| 50% DoD | 6000 | 800 | |||
| Round-Trip Efficiency | 99% | 90% | 75% | Highest energy delivery capability | |
| Usable Capacity | 100% (constant over life) | 100% - 70% (degrades over life) | 100% - 60% (degrades over life) | Nameplate capacity and usable capacity is same | |
| Operating Temperature | -30°C to +85°C (no derating) | -30°C to +60°C (capacity derating) | -20°C to +60°C (capacity derating) | Usable without capacity degradation | |
| Charge/Discharge Currents | 1.3C to 2C | 0.3C to 0.5C | 0.08C to 0.2C | Enables fast charging & discharging | |
| Monitoring & Control | Monitoring & Configuration Software | Monitoring Only | Not Available | Monitoring & configuration of parameters | |
| Storage Duration | Unlimited | Limited | Limited | Storage at any SOC with no affect on cycle life | |
| Thermal Stability | Non-flammable, Stable | Flammable, High Risk | Medium to High Risk | No additional costs of specific cooling | |
