65LK_EXP20_G165
This battery system depends of three nickle salt high temperature batteries in parallel. They are connected to the bidirectional inverter. You can run the battery system between an SOC of 10 to 90 % SOC in research mode.

Facts & Figures
Total capacity
- capacity: 3*22.5 kWh @ DOD 100%
- max charging & discharging: 3*6.25 kWp
- minimal voltage: 450 VDC
- maximal voltage: 750 VDC
- minimal state of charge (SOC): 10%
- maximal state of charge (SOC): 90%
One battery (ST523)
- nominal voltage: 620 VDC
- minimal voltage: 450 VDC
- maximal voltage: 750 VDC
- nominal capacity: 38 Ah (DOD 100%)
- nominal energy capacity: 22.5 kWh (DOD 100% C/10)
- maximal DC link voltage during controlled charging: 700 VDC
- maximal charging current 15 A
- minimal discharge voltage: 450 VDC
- maximal charge operative voltage: 641 VDC
- peak discharge current non continuous: 50 A
- round trip efficiency: 90% @ C/1 & DOD 80%
Data points
available with a login:
http://info.nestcollaboration.ch/wikipediapulic/data/process/access/
http://info.nestcollaboration.ch/wikipediapulic/data/process/access/