Application Environment  
Application place       ■indoor■outdoor  
Operating temperature/humidity        -40～60℃；40～60%RH    
Storage temperature/humidity       -30～45℃；50～70%RH    
Special properties         High and low temperature charge and discharge requirements         -20～45℃charge；-40～60℃ discharge     
warranty     one year
Explosion-proof grade       Ex( /Explosion-proof type) / Equipment group / Gas group / temperature group     
waterproof level       /     
Dust rating       /     
Number of drops       3；300mm vertical drop 
Electricity characteristics       Operating voltage range       20.0～28.8V  
battery capacity       40Ah     
operating hours       /     
battery size      360*260*125 mm 
normal working current       4200mA 
Maximum starting current       10A，start time 20ms  
Maximum continuous operating current       200A，When the lift motor is working   
Electricity frequency and time    continuous use 
Power management      communication method  ■CAN2.0   □I2C  ■RS485(MODbus）   
Finished product certification and environmental protection requirements    GB31241-2014（CQC）、CE、UL2054、UL60950、un38.3、RCM、KC、PSE、BIS、BMSI、REACH、RoHS、battery command   
 
Battery Specifications       25.6V40Ah    
Cell model       L148F20C-20000mAh-3.2V
 
The main parameters     
Nominal Voltage     25.6V     
Nominal capacity      40000mAh    
battery size       360*260*125 
battery internal resistance       ≤50mΩ
battery weight        15kg      
recharging current       8000mA（0.2C） 
Continuous discharge current        8000mA 
protection current       300A     
Charging voltage      29.2V     
Discharge cut-off voltage        20.0V     
service life       Charge and discharge conditions 0.2C Charge 0.2Cdischarge,≥1000    
charging temperature       -20～45℃   
Discharge temperature       -40～60℃   
storage temperature       -30～45℃   
temperature protection       65±5℃  
 
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 40C；