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Confustion on Mah charging.
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trev3813
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Confustion on Mah charging. - 05.03.2009, 08:27 PM

I was reading over on Rcu, and someone said they have 14000mah cells, but no charger today could charge them. I thought mah didn't matter, just took more time to charge? Anyone care to elaborate?
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Finnster
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05.03.2009, 08:31 PM

The person that said that was an idiot. You can charge them. You may not have a charger that can do 14A charge, but I have one that does 10A. Fast enough. Insanely heavy cells tho I bet.
   
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E-Revonut
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05.03.2009, 08:32 PM

They might have a hard time finding a charger to charge at 1C but even my 0606i would charge them


RC-Monster RC8T 1515 2.5D/MMM/5s RC-M 4500mah
SC10 MMPro 13.5T 2s NeuEnery 5000mah
RC18T Mamba 25/5400kv 2s lipo + 6s NiMh
   
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suicideneil
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05.03.2009, 08:39 PM

RCU = numpty central, after the trx forum that is...
   
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trev3813
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05.03.2009, 08:39 PM

Oh, i just thought it sounded weird...

Link to thread:
http://www.rcuniverse.com/forum/m_8735279/tm.htm
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BrianG
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05.03.2009, 10:49 PM

Yeah, not many (if any) chargers will allow you to enter 14Ah. So, you just enter the highest the charger will support. The only issue I can see is that some chargers may stop after ~1 hr as a safety net. Just restart the charge.

With the increasing capacity, voltage, and charge C rate, pretty soon we are going to need true CC/CV supplies. Good idea, but no charge profiles, safety for cell count, etc.
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Finnster
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05.03.2009, 11:31 PM

I assumed you meant lipos..

but still.. I have (nimh) 10000mah D cells I charge on my Triton, and it does fine. Max setting is 6000mah, but even at that I set it to that, let it "trickle" charge @ 1A and it runs fine overnight. So there should be some ways around what Brian mentioned as concerns if you really wanted them.

Did I mention they are huge tho? Why would you ever even want 14000 NIMH packs?
   
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trev3813
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05.04.2009, 07:45 AM

I have no clue. i Just came to the experts to get the right info. Thanks guys!
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