Preferably the system includes a main charger, the central processor dynamically controlling {HEAD ~ the supply} of energy to the two or more series connected battery groups via {TAIL ~ the main charger} 
via
Preferably the system includes a main charger , the central processor dynamically controlling { HEAD ~ the supply } of energy to the two or more series connected battery groups via { TAIL ~ the main charger }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL