[NSRCA-discussion] NEW IOTA 55amp POWER CONVERTERS

Tue Mar 7 12:47:05 AKST 2006

Thanks Bob,
I think I'm finally getting it. If I go that way in the future, it'd just be 
two chargers.

Verne
----- Original Message ----- 
From: "Robert Mairs" <robertm at sssnet.com>
To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
Sent: Tuesday, March 07, 2006 6:40 AM
Subject: Re: [NSRCA-discussion] NEW IOTA 55amp POWER CONVERTERS

> Verne,
> If your charging 10s, the max the 1010 can charge at is 5amps.  that's 42v 
> x
> 5amps = 210watts.
>
> 2 chargers charging at this rate would be 420watts.
>
> 5s @ 10amps would be 210watts.
>
> 4 chargers at this rate would 820watts.
>
> You could run two 10S chargers at the 5amp setting without any problem 
> with
> the power supply or generator.
> 4 chargers at 10amps for 5S would overload your power supply, but the
> generator should still handle it.  It would be close because the generator
> prob isn't 100% efficient.
>
>
>
> ----- Original Message ----- 
> From: "Verne Koester" <verne at twmi.rr.com>
> To: <chad at f3acanada.org>; "NSRCA Mailing List"
> <nsrca-discussion at lists.nsrca.org>
> Sent: Tuesday, March 07, 2006 1:12 AM
> Subject: Re: [NSRCA-discussion] NEW IOTA 55amp POWER CONVERTERS
>
>
>> Thanks Chad,
>> I'm at least a little less confused than before. If the Iota is a 740 
>> watt
>> power supply, does that mean that that's the most it'll ever be pulling
>> from
>> the Honda? The Honda is rated at 900 continuous, 1000 surge. If I'm
>> understanding you, one Iota 55 amp supply will power two 1010's which in
>> turn will charge four 5300's at the same time. You said that it'd be
>> close.
>> What's taking the beating, the power supply or the generator? Your
>> patience
>> is appreciated!
>>
>> Verne
>>
>>
>> ----- Original Message ----- 
>> From: "Chad Northeast" <chad at f3acanada.org>
>> To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
>> Sent: Tuesday, March 07, 2006 12:40 AM
>> Subject: Re: [NSRCA-discussion] NEW IOTA 55amp POWER CONVERTERS
>>
>>
>>> Hi Verne
>>>
>>> The 1010's are 210-220W chargers max (so 10s packs @ 5A rate)....so your
>>> 1000W generator could handle 4 of them depending on losses but it should
>>> be close.
>>>
>>> The Iota's are 740W power supplies for reference.
>>>
>>> Converting everything to watts (charge rate*4.2V*#cells in series) makes
>>> everything much easier to understand :)
>>>
>>> Chad
>>>
>>> Verne Koester wrote:
>>>
>>>>Hi Adam,
>>>>Well, you almost answered my question. Will a 1000 watt generator power
>>>>two
>>>>1010's at the same time while they're charging four TP 5300's? Since I'm
>>>>on
>>>>it, will that take one 55 amp Iota, or two? As I said, I'm electrically
>>>>stupid.
>>>>
>>>>Verne
>>>>
>>>>BTW, I'm sure I'm not alone, just not afraid to admit it...  ;>)
>>>>
>>>>
>>>>----- Original Message ----- 
>>>>From: "Adam Glatt" <adam.g at sasktel.net>
>>>>To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
>>>>Sent: Monday, March 06, 2006 11:03 PM
>>>>Subject: Re: [NSRCA-discussion] NEW IOTA 55amp POWER CONVERTERS
>>>>
>>>>
>>>>
>>>>
>>>>>Probably just for home charging, Verne, because I have a 450W (on the
>>>>>12.5V rail) ATX computer power supply that is smaller and lighter (it
>>>>>fits in my TX case).  In your case, though, one large power supply will
>>>>>almost certainly be easier to deal with and transport than two smaller
>>>>>(I'm guessing) ones.
>>>>>
>>>>>Remember, you can sell your 109's for $80 each and buy 1010's for $200
>>>>>or less, and the 1010 has nearly twice the power as the 109.
>>>>>
>>>>>-Adam
>>>>>
>>>>>Verne Koester wrote:
>>>>>
>>>>>
>>>>>>Adam,
>>>>>>Are you employing those for field use or just at home? Being
>>>>>>electrically
>>>>>>stupid, I'm just wondering, and have been, whether a 1000 watt Honda
>>>>>>generator would power all of that. For the time being, I have two 18
>>>>>>amp
>>>>>>power supplies powering four Astro-Fight 109's off the Honda, and that
>>>>>>works
>>>>>>fine. However, I really like the ThunderPower 1010's ability to be 
>>>>>>shut
>>>>>>down
>>>>>>by the pack balancers if things aren't right.
>>>>>>
>>>>>>Verne
>>>>>>
>>>>>>
>>>>>>----- Original Message ----- 
>>>>>>From: "Adam Glatt" <adam.g at sasktel.net>
>>>>>>To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
>>>>>>Sent: Monday, March 06, 2006 10:42 PM
>>>>>>Subject: Re: [NSRCA-discussion] NEW IOTA 55amp POWER CONVERTERS
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>>There are only two output jacks (one negative, one positive).  Each
>>>>>>>jack
>>>>>>>looks to be a 1cmX1cmX2cm rectangular tube made of 2mm thick copper.
>>>>>>>The top of these tubes have one ~7mm set screw that is tapered to
>>>>>>>about
>>>>>>>half that diameter where it clamps down on the wire you insert into
>>>>>>>the
>>>>>>>tube.
>>>>>>>I have them in a drawer until my 1010's arrive, but my plan is to try
>>>>>>>to
>>>>>>>fit three stripped ends of three Deans 12ga Noodle wire into each
>>>>>>>tube.
>>>>>>>Each wire will have its own connector to mate with the charger's
>>>>>>>connector.  In my case, this year I'm standardizing on the Neu 5.5mm
>>>>>>>bullet.  Worst case, the 3x 12ga copper won't fit, so I'll drop to
>>>>>>>Deans
>>>>>>>16ga.  Max current will be 15A through the power supply cables 
>>>>>>>(each),
>>>>>>>so not unreasonable for 16ga - I just have a thing about smaller than
>>>>>>>possible wire.
>>>>>>>
>>>>>>>-Adam
>>>>>>>
>>>>>>>Jerry Budd wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>Hey Adam,
>>>>>>>>
>>>>>>>>Quick question about these.  Do they have banana plug power output
>>>>>>>>connectors?  If not, how are you connecting your chargers to them?
>>>>>>>>
>>>>>>>>Thx, Jerry
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>>Cameron, thanks for passing this on!  I bought two of the Iota 55A
>>>>>>>>>units
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>from this vendor and received them 7 business days later.  They 
>>>>>>>>>both
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>>check out OK.
>>>>>>>>>
>>>>>>>>>Great deal, you saved me a lot of money.  If anyone in Muncie needs
>>>>>>>>>help
>>>>>>>>>charging, just look to Chad and I.  Between us we are up to about
>>>>>>>>>5.5kW
>>>>>>>>>of 12.5-14.5VDC power.  That hotel won't know why their electricity
>>>>>>>>>bill
>>>>>>>>>doubled in July.
>>>>>>>>>
>>>>>>>>>-Adam
>>>>>>>>>
>>>>>>>>>Cameron Smith wrote:
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> I received this offer from the guys I bought from.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> If you contact me at 574-538-8837, or email me @
>>>>>>>>>> drpromiseinc at hotmail.com. I will give you the converters for
>>>>>>>>>> $80.00
>>>>>>>>>>+
>>>>>>>>>> $10 shipping. $90.00 Total for you or your friends.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>  I have bought 2 from these guys & they were new in the box
>>>>>>>>>> W/warranty, I met them thru eBay. Fast shipping also.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> ------------------------------------------------------------------------
>>>>>>>>>>
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>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
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>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
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