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Telecom Tower Battery

Telecom Tower Battery

Product details Function of PCM/BMS (Battery Management System) Display instructions(just sample for reference) DP number: It is used for battery parallel with binary system and the four bottoms represent 1, 2, 4,8 If you use one battery only, pls keep all the bottoms down, like this If you want...

Product details

Normal


Model

ST48100

Batterry Type

LiFePO4(LFP)

Nominal Voltage(V)

48V

Nominal Capacity(Wh)

4800WH

Usable Capacity(Wh)

4800WH

Design Life

10+Years(25℃/77℉)

Physical


Dimension(mm)

482.6*500*177.8

Weight(kg)

51.5

Electrical


Cycle life

>4500,25℃

Discharge Voltage(V)

45-54

Charge Voltage(V)

52.5-54

Charge/Discharge Current(A)

50(Recommended)

100(Max)


200(Peak@15s)


Internal Resistance

<30mΩ


Function of PCM/BMS (Battery Management System)


Item

Content

Criterion

CommunicationPort

RS485 or RS232

To show the battery voltage, temperature, SOC,
Faults alarming and so on

Cell voltage alarming

High voltage larming

3750±20 mV ( can be set)

High voltage larming release

3600±20 mV ( can be set)

Low voltage larming

2800±20 mV ( can be set)

Low voltage larming release

3000±20 mV ( can be set)

Over charge Protection

Over charge detection voltage

3800±20 mV ( can be set)

Over charge release voltage

3600±20 mV ( can be set)

Release condition

The cell voltage is up to the release voltage
or with discharge curent ≥1A

Over discharge protection

Over discharge detection voltage

2500±50 mV (can be set)

Over discharge detection delay time

5 ±1S (can be set)

Over discharge release voltage

2800±50 mV(can be set)

Release condition

With charge current >1A or grid recover

Over current protection

Max. charge current

100±1A (can be set, 0A~100A )

Over charge current detection current

110±1A (can be set, 0A~110A )

Over charge detection delay time

5±1S (can be set, 1S~600S )

Max. discharge current

-100±1A (can be set, 0A~100A )

Over discharge current detection current

-110±1A (can be set, 0A~110A )

Over discharge detection delay time

5±1S (can be set, 1S~600S )

Release condition

Detect every 1 min and the current less than protection current, or detect discharge current

Cells balancing

Balancing voltage

3450 mV(can be set, 3000mV-4500mV)

Balancing voltage different

50mV(can be set, 50mV-100mV)

Balancing end voltage

30mV(can be set, 10mV-30mV)

Temperature Protection

High temperature alarm

60±3℃(can be set, -20-60℃)

High temperature protection

65±3℃(can be set, -20-65℃)

Low temperature alarm

-10℃±3℃(can be set, -20-60℃)

Low temperature protection

-20℃±3℃(can be set, -20-60℃)

Low temperatureheating

Optional(no for standard type if no request)


63



Display instructions(just sample for reference)

XXXXXX
Welcome
2016-12-30 16:55

Picture 1:
This is what the BMS show when awakening, and to get to normal parameters. Then it will automatically jump to the Picture 2.
At this moment, all the buttons do not work.

Bat_Volt:51. 16V
Bat_Curt:0.00A
Rem_Capt: 70.71Ah
Sys_Stat: Standby

Picture 2:
To show the battery voltage, current, SOC and status.
Press “setting”, turn to Interface 2nd to set all the parameters;
The “return” do not work;
Press “page down”, turn to Interface 3rd;
Press “page up”, turn to Interface 7th

Cycles : 35Ah
Amb_TemP: 19.3℃
Pow_Temp: 26.7℃
AlarStat: None

Picture 3:To show the battery used capacity, ambient temperature, power temperature and the BMS alarming status.
Press “setting”, turn to Interface 8th to set all the parameters;
The “return” do not work;
Press “page down”, turn to Interface 4th;;
Press “page up”, turn to Interface 2nd

Cel_Volt mV 01~08
3342 3343 3345
3343 3344 3343
3345 3346

Picture 4:To show the voltage from B1-B8.
Press “setting”, turn to Interface 8th to set all the parameters;
The “return” do not work;
Press “page down”, turn to Interface 5th;;
Press “page up”, turn to Interface 3rd

Cel_Volt mV 09~16
3345 3345 3346
3346 3345 3345
3345

Picture 5:To show the voltage from B9-B15.
Press “setting”, turn to Interface 8th to set all the parameters;
The “return” do not work;
Press “page down”, turn to Interface 6th;;
Press “page up”, turn to Interface 4th

Cel_TemP℃ 01~04
17.6 17.2
17.6 17.6

Picture 6:To show the temperate from 1 to 4
Press “setting”, turn to Interface 8th to set all the parameters;
The “return” do not work;
Press “page down”, turn to Interface 7th;;
Press “page up”, turn to Interface 5th.

DP number: It is used for battery parallel with binary system  and the four bottoms represent 1, 2, 4,8

If  you use one battery only, pls keep all the bottoms down, like this

If you want to connect the battery in parallel, then you should change the the DP number(stated in the BMS sepecification)

After change the DP number, pls "RST"


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