How to check the battery fee system
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
For example, a 12-volt battery with a 650 CCA rating means the battery will provide 650 amps for 30 seconds at -18° C (0 °F) before the voltage falls to 7.20 V Volt for a 12 V Volt battery. So in extremely cold temperatures, the higher CCA level is required to crank your engine.