VRLA Battery
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DOWNLOAD PDFBack-up power for communication and signal system
Back-up power for Electric power system & nuclear power station
Back-up power for military & navigation
Back-up power for UPS & emergency lighting
Fire alarm and security system
Nominal Voltage | 12V |
Nominal Capacity | 7.5Ah |
Design life | 5 years |
Terminal | 187/250 |
Approx. Weight | Approx 2.21kg (4.87lbs) |
Container Material | ABS |
Rated Capacity | 7.50 Ah 20Hour Rate (0.375A to 10.5V) 5.82 Ah 3Hour Rate ( 1.94A to 10.5V) 4.95 Ah 1Hour Rate ( 4.95A to 9.60V) |
Internal resistance | Full charged at 25˚C : 23.0 mΩ |
Max. Discharge Current | 113A(5S) |
Operating Temperature | Discharge: -20 ~50˚C (-4 ~ 122˚F) Charge : -20 ~50˚C (-4 ~ 122˚F) Storage: -20 ~50˚C (-4 ~ 122˚F) |
Charge Method (25 ˚C) | Charge current: Max. 1.88A;Recom.0.75A Float Charge voltage(-3mV/˚C): 13.5-13.8V,recom.13.5V(Full floating system) 13.5-13.8V,recom.13.62V(Cycle use system) Equalize charge:13.8-14.1V,recom.14.1V(-4mV/ ˚C) Cycle charge:14.4-15.0V,recom.14.4V(-5mV/ ˚C) |
Self discharge | 3% of capacity declined per month at 25˚C |
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