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-   -   Deans connectors MELTED. (https://www.rctech.net/forum/radio-electronics/400328-deans-connectors-melted.html)

D-Robinson 05-19-2010 07:34 PM

Deans connectors MELTED.
 
Hello,


I'm new I used the search button, and I couldn't find anyone experiencing the same problems. Currently I'm running a AE SC10 powered with intellect 3600mAh 7.2v NIMH batteries with a Castle sidewinder ESC and Axial transmitter. I took the truck out for a drive on a lightly damp baseball field, and when I went to change batteries they were stuck together. After I got home I ripped them apart, only to find the insides brown and bubbly. If anyone could please help, it would be awesome.

howtowakeakar 05-19-2010 07:37 PM

So the deans connector melted and the cells ruptured?

Sounds like you were drawing too much current from the battery and it overheated.

D-Robinson 05-19-2010 07:45 PM

nothing happened to the batteries, except at the tamiya connectors. I pulled so hard they just ripped the male and female innards out, honestly it looks like they melted together.

burnineyes 05-19-2010 07:51 PM

It takes a pretty serious current draw to melt a generic "T" plug, even more for an authentic Deans Ultra. I would suspect you have some major binding in your drivetrain, or maybe your pinion is way too tight. Whatever the problem, you will be lucky if it runs again. Electronics will not handle those kinds of draws very well. Motors will demagnetize and Nimh packs will cook from the inside out.

D-Robinson 05-19-2010 07:57 PM

Crap, I forgot to mention its a deans female to tamiya. and its not authentic deans I cant remember the brand.

howtowakeakar 05-19-2010 08:19 PM


Originally Posted by D-Robinson (Post 7429562)
nothing happened to the batteries, except at the tamiya connectors.

Yup, drew too much current for the connectors.

burnineyes 05-19-2010 09:49 PM

Oh, thats good news! The Tamiya plugs will melt with stock power sometimes. Get rid of the adapter and run the Deans only and you will be fine. Even the generic ones are much better than Tamiya plugs.

Duster_360 05-20-2010 03:58 AM

Look I was able to melt a tamiya and fuse it solid running a 18th scale with 3500kv brushless setup and Mamba 25, so I am not surprised at all.

Anything that comes with a Tamiya needs to be changed immed if you're goingto run brushless. You will melt it and if you're unlucky, when it fuses, it can short together and cost you your electronics.

Any other high current connector (XT60, EC5, Deans etc) is better than a tamiya.


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