Characteristics of the 25 F energy storage module
EKM 25 F 120 V | EKM 25 F 60 V | ||
|---|---|---|---|
Number of cells | 48 | ||
Cell interconnection | 048S01P | 024S02P | |
Nominal voltage | VN | DC 120 V | DC 60 V |
Maximum operating voltage | Vmax | DC 129.6 V | DC 64.8 V |
Peak current (for 1 s) | IPK | DC 20 A | DC 40 A |
Short-circuit current | ISC | DC 100 A | DC 200 A |
Nominal capacitance (as new) | CN | 0.52 F | 2.08 F |
Capacitance tolerance | −10%/+20% | ||
Capacitance at end of useful life | 70% CN | ||
DC equivalent series resistance (new condition) | ESRDC | 1296 mΩ | 324 mΩ |
DC equivalent series resistance at end of useful life | 200% ESRDC | ||
Maximum energy content (maximum storable energy) | Emax | 4.32 kWs | |
Usable energy content (usable stored energy, 75% of Emax) | E | 3.24 kWs | |
Mass | 0.6 kg | ||
Dimensions W × H × D | See dimension drawing | ||
INFORMATION
The data for nominal capacitance and equivalent series resistance are valid for new energy storage modules. The aging process reduces the capacitance, while it increases the equivalent series resistance.
INFORMATION
