electrical appliances    
Power supply for outdoor communication equipment, photovoltaic products, and outdoor BBU products；Wide temperature range operation（-40~70℃），Charge and discharge under all-weather harsh temperature conditions；Especially suitable for outdoor products.
 
Application Environment  
Application place       ■indoor■outdoor
Operating temperature/humidity      -40～70℃；40～60%RH
Storage temperature/humidity      -30～45℃；50～70%RH
 
Special properties   
High and low temperature charge and discharge requirements       -40～45℃charge；-40～70℃discharge
other requirements       warranty     one year
Explosion-proof grade       /
Waterproof level      /
Dust rating       /
Number of drops       3；300mm vertical drop
 
Operating voltage range      8.0～13.5V
Battery Capacity       6.4Ah/10.4Ah/15.6Ah/20.8Ah
operating hours      /
battery size       175*180*67mm
normal working current       2000mA
Maximum starting current       /
Maximum continuous operating current       4.0A
Electricity frequency and time   continuous use
Power management      communication method □CAN2.0 □I2C □RS485(MODbus）
 
Finished product certification and environmental protection requirements   
type       ■ GB31241-2014（CQC） ■ CE
■ UL2054     ■ UL60950
■ un38.3      ■ RCM
■ KC     ■ PSE
□parts certificate    ■ BIS
■ BMSI ■ REACH
■ RoHS ■ battery command
□Halogen free    other:
 
Design      
Battery Specifications       H PB-211-31(11.5V6.4Ah）
Cell model       LA18650-1350mAh-2.3V 
Protection board and hardware configuration       IC    /
MOS       /
PTC /
NTC /
other      /
Package form       □Basic protection class □PVC+non-essential protection ■ shell+Basic protection class □shell+non-essential protection
The main parameters       Nominal Voltage       11.5 V
Nominal capacity      6400 mAh
battery size       175*180*67
battery internal resistance       ≤ 200 m Ω
battery weight       1k g
recharging current       1280m A（0.2C）
Continuous discharge current       2000m A
protection current       10 A
Charging voltage       13.5 V
Discharge cut-off voltage      8.0 V
service life       Charge and discharge conditions 0.2C charge 0.2 Cdischarge,≥ 10000 
charging temperature       -40 ～ 45 ℃
Discharge temperature      -40 ～ 70 ℃
storage temperature       -30 ～ 45 ℃
temperature protection       \ ± \ ℃
 
main feature   
1、It can work normally under harsh conditions -40 degrees; capacity retention rate≥70%；
 
2、Charge the battery pack at -40 degrees；
 
3、At room temperature, the battery can be charged and discharged at a maximum of 6C；