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Lithium Iron Phosphate Telecom Battery 48V 40Ah 3U Rack With RS 485 Communication

Lithium Iron Phosphate Telecom Battery 48V 40Ah 3U Rack With RS 485 Communication

Brand Name:Topband
Certification:ISO9001/ISO14001/MSDS/UL/CE
Model Number:TB4840F-T110D
Minimum Order Quantity:10
Delivery Time:2~3weeks for samples; 4~6weeks for mass production
Payment Terms:T/T, T/C
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Address: Topband Industry Park,Tangtou Town,Bao'an District,Sheznzhen,China
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Lithium Iron Phosphate Telecom Battery 48V 40Ah 3U Rack With RS 485 Communication


1. General Information

This specification defines the performance of rechargeable LiFePO4 battery pack TB4840F -T110D manufactured by TOPBAND NEW ENERGY CO.,LTD, describes the type, performance, technical characteristics, warning and caution of the battery pack.

2. Battery Specification(@ 25±5℃)

NOItemsCharacteristics
2.1Normal capacity40Ah
2.2Nominal energy2.048KWh 1.92 KWh
2.3Nominal voltage51.2V (16S) 48V(15S)
2.4Internal resistance≤50mΩ @1kHz AC
2.5Normal charge voltage58.4±0.3V 54.75±0.3V(15S)
2.6Float charge voltage(for Standby use)55.2±0.3V 51.75±0.3V(15S)
2.7Allowed MAX charge current50A
2.8Recommended charge current≤25A
2.9Allowed MAX discharge current50A
2.10End of discharge voltage40.0V 37.5V(15S)
2.11DimensionLength 482±2 mm
height 130±2 mm
Depth 445±2 mm
2.12WeightApprox. 27kg
2.13Operation temperatureCharge0~45℃
Discharge-20~60℃
2.14Self-discharge rateResidual capacity≤2%/Month; ≤10%/ year
Recover capacity≤1%/Month; ≤6%/ year
2.15Storage environment≤1month-20~+35℃, 45~75%RH
≥3month-10~+35℃, 45~75%RH
Recommend environment15~30℃, 45~75%RH

3. Electrical Characteristics & Test Condition

Testing Conditions: Ambient Temperature: 25±5℃; Huminity:45%~75%.

Normal charge:Charge battery under CC(0.33C)/CV(58.4V) mode until over charge protection or the charge current reduce to 0.05C, and then rest for 1h.

NOItemsCriterionCondition
3.1Normal Capacity40AhAfter Normal charge, discharge @0.33C current to the end of discharge voltage.
3.2Internal Impedance≤50mΩ@50% SOC @1kHz AC internal resistance test instrument.
3.3Short circuit protectionAuto cutoff load when short circuitConnect the positive and negative of this battery pack through a lead with 0.1Ω resistance.
3.4Cycle life @DOD100%≥2000 cyclesAfter Normal charge,discharge @0.33C current to the end of discharge voltage. Repeat above process until discharge capacity reduce to 80% of initial value.
3.5

@0.33C

Discharge temperature

characteristic@0.33C

-20℃≥70%

Capacity @specified temperature

Capacity @ 25℃


-0℃≥80%
25℃≥100%
55℃≥95%
3.6Capacity retention rate

remain capacity

≥96%

After normal charge, store the battery @25±5℃ for 28days, then discharge capacity @0.33C,the retention capacity accord with criterion.

3. Circuit Protection

The batteries are supplied with a LiFePO4 Battery Management System (BMS)that can monitor and optimized each single prismatic cell during charge & discharge, to protect the battery pack overcharge, over discharge, short circuit. Overall, the BMS helps to ensure safe and accurate running.

NoItemContentCriterion
4.1Over chargeOver-charge warning for each cell3.60±0.03V
Over-charge protection for each cell3.70±0.03V
Over-charge release for each cell3.38±0.05V
Over-charge release methodUnder the release voltage
4.2Over dischargeOver-discharge warning for each cell2.80±0.05V
Over-discharge protection each cell2.50±0.05V
Over-discharge release for each cell2.90±0.10V
Over-discharge release methodCharging
4.3Over currentCharge over current warning45±3A
Charge over current protection50A±3A
Charge over current releaseDischarge or auto release after 1min
Discharge over current warning45±3A
Discharge over current protection50A±3A
Discharge over current releaseCharge or auto release after 1min
Short circuit protectionAvailable
4.4TemperatureCharge over temperature protectionProtect@55±3℃; Release@50±3℃;
Charge under temperature protectionProtect@0±3℃; Release@5±3℃
Discharge over temperature protectionProtect@65±3℃; Release@60±3℃;
Discharge under temperature protectionProtect@-20±3℃; Release@-15±3℃;

5. User guide

5.1 TB48XXF-T110X Operation principle and Wiring hint

Input 220Vac, after rectification power module, output 48V. When the power grid normal, the battery will supply power according to system requirement, and to be charged at same time; when power off, the battery will supply energy, to make sure the DC power system working normally, to realize uninterruptible power supply. The power supply has second disconnection function, when the battery voltage is low, the battery output would be cut off to protect battery life.

5.2 Operation panel direction

Reset RS485 RS232 Dial switch RUN LED alarm LED SOC LED

5.3 sleep mode

The system would go into low-consumption mode in any of the following conditions:

  1. Single module or the whole system over discharge protection not recovered in 30s
  2. Press the keys for 3s
  3. The minimum single voltage lower than sleep voltage and the lasting time reach sleep delay time (no communication, no protection, no balance, and no current at same time).
  4. Standby more than 24h ( no communication, no charge or discharge, no AC input).
  5. Force shutdown through upper-computer software.

Before sleep mode, please make sure there is no input voltage, otherwise it can no go to sleep mode.

5.4 wake up


When the system is in low-consumption mode, the system would exit low-consumption mode and go into normal running mode in any of the following conditions:

  1. Connect to charger, and the charger output is more than 48V.
  2. Press the keys for 3s
  3. Connect to communication cable, open upper computer software( if it goes to sleep mode due to over discharge protection, this method would not wake up the circuit board).

Remark: single model or the whole system goes to low-consumption mode after over discharge protection, it would be wake-up every 4hs, to open discharge MOS. If it can be charged, it would exit sleep mode and start normal charge; if it fails to be charged after 10times of wake-up automatically, there would be no automatic wake-up.


5.5 Installation drawing

Case dimension: 482(Width) *445(Depth) * 130(height) mm;

Handle Depth:35mm; weight:Approx.27kg.


5.6 Transport & Store

The battery need to be charged every 6 months if out of use

No fall down, no pile up over 6 layers, and keep face up.

5.7 Warning & Tips.

Please read and follow the handling instructions before use. Improper use may cause heat, fire, rupture, and damage or capacity deterioration of the battery. TOPBAND NEW ENERGY CO.,LTD. Describes is not responsible for any accidents caused by the usage without following our handling instructions.

Warning

* Battery must be far away from heat source, high voltage, and no exposed in sunshine for long time.

* Never throw the battery into water or fire;

* Never reverse two electrodes when use the battery;

* Never connect the positive and negative of battery with metal;

* Never knock, throw or trample the battery;

* Never disassemble the battery without manufacturer's permission and guidance.

Never use mixed with other type of battery;

Tips

* Keep the battery against high temperature. Otherwise it will cause battery heat, get into fire or lose some function and reduce the life.

* When battery run out of power, please charge your battery timely (≤15day).

* Please use the matched or suggested charger for this battery.

* If battery emit peculiar smell, heating, distortion or appear any abnormity, please stop using.

* If the battery leaks and get into the eyes or skin, do not wipe, instead, rinse it with clean water and see doctor immediately.

* Please far away from children or pets.

* It is strictly prohibited any series between the battery packs. Any requirements on serials connection, please contact TOPBAND for details.

China Lithium Iron Phosphate Telecom Battery 48V 40Ah 3U Rack With RS 485 Communication supplier

Lithium Iron Phosphate Telecom Battery 48V 40Ah 3U Rack With RS 485 Communication

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