• TPK-700V28K-R Server rack battery
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TPK-400V50K-R Server Rack Battery

700V 28 kWh Ultra long life Server Rack Battery base energy storage system with the safest technology and smart management system, designed for high-end applications like UPS, building back-up power supply, micro-grid energy storage, solar power energy storage system, wind power system and hospital back up power supply.

No. Part Number TPK-700V28K-R
1 Energy storage 28KWh
2 Nominal Capacity 40Ah
3 Nominal Voltage 70OV/Dc
4 Maximum Charge Voltage 856.8V/Dc
5 Discharge Cut-off Voltage 550.8V/Dc
6 ESR/AC @1KHz50%soc <100mΩ
7 Max.Continuous Charge Current 200A
8 Max. Continuous Discharge Current 20OA
9 Discharge rate 5C
10 Max. Continuous Output Power 140KW
11 Charge Temperature*1 -20℃~+60℃
12 Discharge Temperature*2 -40℃~+60℃
13 perating Humidity 0~90%RH Non-condensing
14 Cells Self-discharge Rate 2%per month
15 Projected Cycle Life ( 25℃) 50,000 times
16 Projected Calendar Life 15 years
17 Recommended Depth of Discharge ≤90%
18 Maximum Depth of Discharge 100%
19 Monitoring Data System voltage,current,temperature,soc,SOH,cycle,cell’s voltage
20 Terminal Large power energy storage terminals
21 Environmental Protection lndoor
22 Weight <580Kg
23 Cooling Method Natural cooling
24 Shell Material Metal
25 Parallel Connection Up to 4sets (3 subsystem,max.Power 420KW)
Remark * 1 ,* 2 , please derated the current when use at temperature lower than 0℃
TPK-700V28K-R design drawing
TPK-700V28K-R design drawing

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