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The SS28300 is a 24V, 28Ah@5hr battery consisting of two 12V blocks connected together in series. This battery is used for on-board aircraft starting and for providing emergency backup in case of generator failure.


Typical Properties


Performance Parameter Performance
Rated capacity at ‘C ’ rate at 25oC 5 28 Ah to 21V (1.75 V/cell)
Capacity at 28A current to 21 Volts 18 Ah
a) Normal Temperature (25oC)
b) Low Temperature (-5 ) oC
Number of engine starts at 25oC 4 starts in 1 year
3 starts in 2 year
Number of engine starts at -5oC 2 starts
Number of engine starts at -18oC 1 start