Battery Datasheet

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-400 - 02- E
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NARADA POWER SOURCE CO.,LTD.
No.459 Wensan Road, Hangzhou, Zhejiang, P.R.China
Tel:[phone] Fax:[phone]
Website:www.naradabattery.com E-mail: [e-mail]
NARADA ASIA PACIFIC PTE.LTD.
65 Ubi Crescent Hola centre, Singapore
Tel: [phone] Fax: [phone]
E-mail: [e-mail]
#07-05
NARADA EUROPE (UK) LIMITED
Spectrum House, Dunstable Road, Redbourn,
St. Albans, Herts AL3 7PR
Tel: [phone] Fax:[phone]
E-mail: [e-mail]
Positive plate Reinforced grids in a corrosion-resistant pure lead, high tin, low calcium
alloy
Negative plate Lead-calcium alloy grid
Separator High density microporous glass mat with low electrical resistance
Container & lid High strength ABS(HB).
Optional flame retardant F V-0 and halogen-free versions available
Electrolyte Sulphuric acid with a density of 1.28g/ml absorbed in AGM
Terminal design Patented leak resistant seal configuration with brass insert
Safety valve Calibrated opening pressure , the valve equipped with flame arrestors
for increased operational safety and service life.
Construction
Narada racks are constructed using strong, easy
to assemble, powder-coated steel tubing and come
complete with sliding cover terminal (take-off) plates.
Cell model: REX-400
Number of cells: 24
System Voltage: 48
* Please allow 100mm for terminal boxes
Racking (optional)
Installation and operation
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Recommended float charge voltage 2.27V per cell at 25℃
compensation in function of temperature -3mV/℃/cell
Cycle and equalize charge voltage: 2.35V per cell at 25℃
compensation in function of temperature -5mV/℃/cell
CC-CV charge current unlimited, otherwise 100A max. if T>25℃
Preferred operating temperature range 15℃ to 25℃(68℉ to 77℉)
Maximum operating temperature range -40℃ to 50℃(-40℉ to 122℉)
A separate battery room is not necessary
Reduced maintenance no water addition required.
Width
（mm）
Depth
（mm）
Height
（mm）
System weight
（kg）
Terminal Dimensions
Ø20
M8
Dimensions (mm)
stored energy solutions for a
demanding world
stored energy solutions for a
demanding world
400
291
227
170
108
303
*
1040
1390
295
835