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Old 06-28-2010, 05:57 AM   #3494 (permalink)
Greg Fordyce
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Originally Posted by Darxus View Post
I don't have anything. I've been planning to use Headway 3.2v 10Ah cells in 72 volt 22 cell packs with a 72v Mars ME0709 motor, on a motorcycle. 6 of those packs, totalling 132 cells, is 4.2 kWh.
You will need some sort of BMS for the headway cells. In that configuration the BMS is 6 times more expensive. If you parallel the 6 cells first so you have a single 60ah 72 volt pack, you then only need a BMS with 22 nodes instead of 132.

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