external chargers for Outback [RE-wrenches]

[Ezra Auerbach, DragonSun Consulting]

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Have a look at the Argus "Cordex" product line, they make rack mount  
telco grade rectifiers.

Ezra Auerbach
On 4-Apr-08, at 2:01 PM, Blair May wrote:

>
> Look into the Victron product line,they offer some very good battery
> chargers + chargers/power supplies. They also offer other products for
> the off grid market.
> The charger I use will operate between 185-264 v &
> 45-65Hz.www.victronenergy.com
> Additional info contact me off list. TUMP
>
> -----Original Message-----
> From: Todd Cory, Mt. Shasta Energy Services
> [mailto:toddcory at finestplanet.com]
> Sent: Friday, April 04, 2008 1:33 PM
> To: RE-wrenches at topica.com
> Subject: Re: external chargers for Outback [RE-wrenches]
>
>
>
> I think this is why many people (amazingly including me) are giving  
> the
> Xantrex XW a serious look. Outback's stubborn refusal to include  
> two AC
> inputs on their grid tied inverter is a major wart and caused me to
> become quite disappointed with them. The best work around is  
> running the
>
> genny output through a 2:1 step down transformer, rectifying it and
> dumping that into a MX60.
>
> Todd
>
>
>
> Bruce Erickson wrote:
>
>>
>>
>> Hello All,
>>
>> What have people used/been happy with when you need a large external
>> charger for a grid-tied Outback system? We installed an IBE  24GPU70
>> to generator charge 2 strings of 390 ah Trojans, and the thing seems
>> to be very inefficient. Looking over the IBE sizing chart and
>> comparing AC kw required for various continuous DC outputs, the
>> efficiency seems to be in the 50-60% range, which is about what we
>> observed in our system. Is there anything else out there that can
>> deliver around 100 amps DC with reasonable efficiency and  
>> reliability?
>>
>> Bruce Erickson
>> Mendocino Solar Service
>> PO Box 1252
>> Mendocino, CA 95460
>> 707-937-1701
>
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