OBUK-4850 is a 50 Ah rechargeable lithium iron phosphate battery designed for outdoor pole/wall mounted telecom power systems and equipment. It is featured with high energy density, redundant safety design, long cycle life, light weight, easy to install, maintenance-free and extensive monitoring and controlling capabilities.

 

 

Key Features:
▪ Outdoor pole/wall mounted enclosure, outdoor environment proof
▪ Easy expansion, supporting parallel connection of batteries
▪ Long cycle life and long service life
▪ Modular fan-free design
▪ Universal installation kits, easy to install
▪ Remote real-time monitoring of battery data 
▪ Safety and green, environment friendly

 

 

TECHNICAL SPECIFICATION
Lithium chemistry		LFP (Lithium Iron Phosphate)
Nominal voltage		51.2 V
Rated capacity		50 Ah (@ 25°C)
Rated energy		2650 Wh
Cycle life		4000 ( times @ 25°C , 80 % DOD )
Calendar life		15 years
Communication interface		RS485
Enclosure Material		Sheet metal body with die-cast Aluminum cover
Dimensions		H421 W320 D140 mm (Enclosure body, see drawing)
Protection level		IP65
Weight		27.5 kg
Maximum charge voltage		57.6 V
Charge current limit function		10 A
Standard charge current		25 A
Maximum discharge current		50 A
End of discharge voltage		40 V
Charge temperature		-40 °C to +55 °C (Including heater)
Discharge temperature		-20 °C to +55 °C
Storage temperature		-20 °C to +55 °C
Certifications	Safety	IEC/EN 62619
	EMC	ETSI EN 300 386 (< 3 m cables)
	CE	RoHS Directive 2011/65/EU
	Transport	UN38.3