At light load and at speeds below 30 mph, the electric motor alone powers the car drawing energy from the battery pack.
(the electric motor alone; powers; the car drawing energy from the battery pack; L:at speeds below 30 mph) (the car; drawing; energy; from the battery pack)
the electric motor alone the car
powers drawing
the car drawing energy from the battery pack L:at speeds below 30 mph
energy from the battery pack