Contact us

Phone: (+86-755)28170960

Fax: (+86-755)28117525

Address:1st Floor A1 Building HaoEr Industry Park 2082 JinCheng Road Shajing BaoAn District Shenzhen GuangDong Province,P.R.China

KOREA:alturam co.,ltd

Phone:+82 54-276-6637

Fax:+82 54-276-5520

Adress:

Homepage:www.alturam.com

20Ah/48V

Positive electrode:Lithium iron phosphate;Negative electrode:Graphite
  • 20Ah/48V With the big picture
  • 20Ah/48V With the big picture
Physical and mechanical characteristics

Thickness 120mm

Width 220mm

Height 320mm

Weigh ≤10Kg

Volume 8.5L

Case material Epoxy board

Chemical characteristics

Positive electrode Lithium iron phosphate

Negative electrode Graphite

Electrical characteristics

Nominal voltage 48V

Nominal capacity 20Ah

Operating conditions

Recommended charge method 0.2C constant current charge to 58.4V, then

constant voltage 58.4V charge till charge current

decline to ≤ 0.05C

Recommended discharge current 40A(2C)

Maximum discharge curren 60A(3C)

Maximum pulse discharge current (2s) 200A(10C))

Operating temperature - 20 ℃ to + 60 ℃

Recommended charge temperature 0 ℃ to + 40 ℃

Storage and transport temperature - 40 ℃ to + 60 ℃

Cycle life at 20℃ and 100%DOD> 2000 cycles to 80% nominal capacity

1C charge; 1C discharge > 3000 cycles to 60% nominal capacity

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