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Old 10-12-2015 | 02:31 PM
  #17  
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ETpilot
 
Joined: Jun 2014
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From: East Texas
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Well the last few pictures. I finally got around to building my battery packs. This was a new and interesting project for me. Since I have an inexpensive charger, I had to make two battery packs. The charger can only charge one 3S pack at a time and requires a power connection and a balance tap. I didn't have shrink wrap so I used reinforced packing tape for the final cover. So the battery case is insulated. I added a coroplast insulator strip between the case and the batteries. It also provides a nice tight fit of the batteries. And the battery pack has 2 layers of insulation. Should be pretty safe. The packs can be removed without removing the starter. A Coro top cover will be added.

The two packs are wired in series with a Y harness. Because of this the wiring is a bit unruly. I will try to pretty it up as best I can. If I ever get a decent charger I will change it all to a 6S pack. Less wiring and neater. I added a Deans connector to the cut off power cord. If I ever have a fault I can go back to regular batteries. I also made a balance tap extension for easy connection for charging.


Power, Power, Power 20.2 volts. It took me by surprise first time testing it.
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