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Dawnice 50-250kw Commercial Energy Storage System | ||||||
Model | DWESS-100-50 | DWESS-200-100 | DWESS-400-250 | |||
PV Parameters | ||||||
MPPT voltage range | DC250V ~DC850V | |||||
MPPT full power Volt range | DC450V ~DC850V | |||||
MPPT channel Qty | 1-3(Optional) | |||||
AC grid connected parameters | ||||||
Rated power (kW) | 50 | 100 | 250 | |||
Rated current (A) | 55 | 110 | 275 | |||
Rated voltage (V) | AC 380/400/480V | |||||
AC connection | 3W+N+PE | |||||
Rated frequency (Hz) | 50/60 | |||||
THDi | <3%(Rated power) | |||||
AC off-grid parameters | ||||||
Rated power (kW) | 50 | 100 | 250 | |||
Rated current (A) | 55 | 110 | 275 | |||
Rated voltage (V) | 3W+N+PE, 380 | |||||
THDu | <1%(Linear Load) | |||||
Rated frequency(Hz) | 50/60 | |||||
Overload capacity | 110%] long-term | |||||
Battery Parameter | ||||||
Cell type | LFP | |||||
Module power (kWh) | 14.336 | |||||
Module Qty | 7 | 14 | 28 | |||
System rated power (kWh) | 100.352 | 200.7 | 401.4 | |||
Running Time (h) | 2 (Optional by Changing module qty) | |||||
Life cycle | 25℃0.5C/0.5C 100%DOD EOL80% ≥ 6000次 | |||||
System Efficiency | ||||||
Maximum efficiency | 95% | |||||
Protection | ||||||
DC switch&AC switch | YES | |||||
Grid monitoring | YES | |||||
Insulation monitoring | YES | |||||
DCEN protection | YES | |||||
Earth-fault protection | YES | |||||
Surge protection | DC II/AC II | |||||
Basic Parameters | ||||||
Dimension W*D*H (mm) | 1800*1200*2250 | 2600*1200*2250 | 4000*1200*2250 | |||
Weight (kg) | 2067 | 3346 | 6728 | |||
Protection | IP54 | |||||
Working temperature | -20 ~55℃(>45℃derating) | |||||
Relative humidity(No condensation) | 0 ~95% | |||||
Cooling | Air cooling, intelligent fan regulation | |||||
On and off grid switching device | STS | |||||
Working altitude (m) | 4000(>2000 derating) | |||||
Data display | Touch screen | |||||
Communication Interface | RS485,CAN | |||||
Protocol | Modbus-RTU,CAN2.0B | |||||
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