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Energy Saving Telecom Battery 48V 50Ah Long Life 3U Rack With LED Display Function

Categories Telecom Battery
Brand Name: Topband/OEM/ODM
Model Number: TB4850F-T110P
Certification: MSDS, UN38.3
Place of Origin: Guangdong, China
MOQ: 50 Pcs
Price: Negotiable
Payment Terms: L/C, T/T
Supply Ability: 450 Mwh / Year
Delivery Time: 2~3 weeks for sample, 4~6 weeks for bulk order after payment
Packaging Details: standard export carton
Name: Telecom Communication Batteries 48V 50Ah LFP Battery 3U Rack
Energy: 2.4KWh
Battery: LiFePO4
Dimension: 482*133*360mm
Weight: 28KG (61.7Ib)
Feature: Supply power for telecom communication base centre
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Energy Saving Telecom Battery 48V 50Ah Long Life 3U Rack With LED Display Function

Telecom Communication Batteries 48V 50Ah LFP Battery 3U Rack

About us

Shenzhen Topband Battery Co., Ltd. is an expert manufacturing LiFePO4 battery, who founded in 1996 and listed in Shenzhen of China in 2007. There are over 600 R & D engineers and about 6,000 experienced workers, occupies 100,000 square meters Topband industrial park. We can provide One-Stop Solution of renewable energy, from cell, BMS/PCM to battery pack assembling.

Our culture is respect and agree with the difference culture and habit from all over the world, make customer success, developing with our customers, continue to self-improvement, commitment to excellence.

Our mission is creating valuable products to win the market for customer, our vision is to a respected intelligent Eco-friendly energy provider.

Telecom Batteries 48V 50Ah LFP Battery 3U Rack For Tele Communication Application Telecom Batteries 48V 50Ah LFP Battery 3U Rack For Tele Communication Application


1. General Information


This specification defines the performance of Telecom Communication Batteries 48V 50Ah LFP Battery 3U Rack TB4850F -T110P manufactured by TOPBAND, describes the type, performance, technical characteristics, warning and caution of the battery pack.

2. Battery Specification(@ 25±5℃ (68℉~86℉)


NOItemsCharacteristics
2.1Normal capacity50Ah
2.2Nominal energy2.4KWh
2.3Nominal voltage48V (15Serial-cell)
2.4Internal resistance≤40mΩ @1kHz AC
2.5Normal charge voltage54.75±0.3V
2.6Float charge voltage(for Standby use)51.75±0.3V
2.7Allowed MAX charge current50A
2.8Recommended charge current≤25A
2.9Allowed MAX discharge current50A

2.10

End of discharge voltage37.5V
2.11DimensionLength 482±2 mm
height 133±2 mm
Depth 360±2 mm
2.12WeightApprox. 28kg (61.7Ib)
2.13Working temperatureCharge0~45℃ (32℉~113℉)
Discharge-20~60℃ (-4℉~140℉)
2.14Self-discharge rateResidual capacity≤2%/Month; ≤10%/ year
Recover capacity≤1%/Month; ≤6%/ year
2.15Storage environment≤1month-20~35℃ (-4℉~95℉), 45~75%RH
≥3month-10~35℃ (14℉~95℉), 45~75%RH
Recommend environment15~30℃ (59℉~86℉), 45~75%RH

3. Electrical Characteristics & Test Condition


Testing Conditions: Ambient Temperature: 25±5℃ (68℉~86℉); 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 Capacity50AhAfter Normal charge, discharge @0.33C current to the end of discharge voltage.
3.2Internal Impedance≤40mΩ@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 @DOD80%≥5000 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℃ (-4)≥70%

Capacity @specified temperature

Capacity @ 25℃ (77)


0℃ (32)≥80%
25℃ (77)≥100%
55℃ (131)≥95%
3.6Capacity retention rate

remain capacity

≥96%

After normal charge, store the battery @25±5℃ (68℉~86℉) for 28days, then discharge capacity @0.33C,the retention capacity accord with criterion.

4. 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 cell3.55±0.03V
Over-charge protection for each cell3.75±0.03V
Over-charge release for each cell3.40±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 cell3.00±0.10V
Over-discharge release methodCharging
4.3Over currentCharge over current warning55±3A
Charge over current protection60A±3A
Charge over current releaseDischarge or auto release after 1min
Discharge over current warning55±3A
Discharge over current protection60A±3A
Discharge over current releaseCharge or auto release after 1min
Short circuit protectionAvailable
4.4TemperatureCharge over temperature protectionAlarm@50±3℃;Protect@55±3℃; Release@50±3℃;
Charge under temperature protectionAlarm@0±3℃;Protect@0±3℃; Release@5±3℃
Discharge over temperature protectionAlarm@60±3℃;Protect@65±3℃; Release@60±3℃;
Discharge under temperature protectionAlarm@-15±3℃;Protect@-20±3℃; Release@-15±3℃;

5. User guide


5.1 Packing list



5.2 Operation Introduction

Telecom Batteries 48V 50Ah LFP Battery 3U Rack For Tele Communication Application


Reset RS485 RS232 Dial switch RUN LED alarm LED SOC LED


5.3 System operation

Wake up
System will go to Sleep mode without load or charger for 24h. The following operations can be used to
wake up:
a. Automatically wakeup when connecting a charger;
b. Press on the “reset” key for 3s;
System standby and sleep
Sleep mode:System will immediately go to Standby mode without load or charger, and RUN LED will
flash (1s ON, 1s OFF).
After 24h later,the system will automatically go to sleep mode. And then all LEDs in panel will turnoff.
System will go to sleep mode through press the reset key for 3s.


5.4 Installation Drawing


Case dimension: 482(Width) * 360(Depth) * 133(height) mm;

Handle Depth:35mm; weight:Approx.28kg.


Telecom Batteries 48V 50Ah LFP Battery 3U Rack For Tele Communication Application


Quality Energy Saving Telecom Battery 48V 50Ah Long Life 3U Rack With LED Display Function for sale
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