Forcecall (Tianjin) New Energy Technology Co., Ltd

Product introduction
400V30Ah energy storage system is a chemical energy storage system based on the combination of lithium iron phosphate battery, this system includes energy storage module, BMS management system, and high voltage control box. The system storage power is 12KWh, and the product is suitable for scenarios such as home energy storage, base station energy storage, and computer room backup power supply.

Product features
 The system adopts lithium iron phosphate battery, which has high cycle life and high safety;
 With heating function, it can be charged normally at low temperature;
Independent research and development of BMS management system, with higher debugging flexibility;
 With high and low temperature protection, overcharge and overdischarge protection, short circuit protection and other multiple protection functions;
 Modular, standardized design, easy to replace, simple and convenient installation and maintenance;
 GPRS remote monitoring function, real-time display of battery data information, observation of battery power changes;
 With 485 communication function, compatible with multi-manufacturer equipment: GROWATT, INVT, MEGAREVO, Goodwe, etc.

Basic parameters of the product
Basic Attribute Parameters Remarks
Nominal voltage 400V 126S
Nominal capacity 30Ah
Dimensions 600*800*1200mm Standard network cabinet 10U
Machine weight ≤200Kg
Storage temperature -20~40 °C
Storage humidity 5% to 80%
Cycle life 6000 times
Communication mode RS485

BMS parameters
Item Functional Unit Minimum Typical Maximum
Voltage protection 1 Overcharge protection voltage mV 3630 3650 3680
2 Overcharge release voltage mV 3430 3450 3480
3 Overdischarge protection voltage mV 2480 2500 2520
4 Overdischarge release voltage mV 3180 3200 3220
5 Single differential voltage protection mV 100
6 Overvoltage protection delay s 3
7 Undervoltage protection delay s 3

Current protection 8 stage discharge overcurrent protection current A 45
9 Level 1 discharge overcurrent protection delay S 3
10 Secondary discharge overcurrent protection current A 60
11 Secondary discharge overcurrent protection delay S 0.5
12 Charge overcurrent protection A 12
13 Charge overcurrent protection delay S 3
Power consumption 14 Quiescent power consumption uA 20
Temperature protection 15 Charging low temperature protection °C 0
16 Charging low temperature delay S 3
17 Charge low temperature protection release °C 10
18 Charging high temperature protection °C 50
19 Charging high temperature delay S 3
20 °C protection release from charge high temperature 40
21 Discharge cryogenic protection °C -20
22 Discharge low temperature delay S 3
23 Discharge cryogenic protection release °C -10
24 Discharge high temperature protection °C 60
25 discharge high temperature delay S 3
26 discharge high temperature protection release °C 50
Equalization function 27 Equalization current mA 150
28 Equalization turn-on voltage mV 3200
29 Equalization of turn-on dropout voltage mV
30 Static equalization Charge equalization

Cell parameters
Project Parameters Remarks
Cell model 32700 1C charge/1C discharge
Nominal capacity 6Ah
Nominal voltage 3.2V
AC internal resistance ≤ 10mΩ 1KHz
Discharge cut-off voltage 2V
Charge cut-off voltage 3.65V
Standard charging current 1C
Standard discharge current 1C
Maximum continuous discharge current 3C
Weight 141 ±2g
Operating temperature range Charging 0°C~45°C
Discharge -20°C~60°C
High pressure box parameters
Basic Parameters Remarks
Supply voltage 12V can be powered internally and externally
Operating power consumption ≤40W
Standby power consumption ≤5W
Pre-charge function There is a built-in pre-charge circuit
Total pressure acquisition Yes
Current Acquisition Yes
SOC estimation with error≤5%
SOH estimates Yes
Power display with remote monitoring
Battery status has remote monitoring
Communication interface RS485
Dimensions 460*210*83mm
Weight ≤5Kg
GPRS has
Thermal management has a heating function