[RE-wrenches] High-power MPPT/Charge Controllers?

[Maverick Brown [Maverick Solar]]

Dan

I just stacked 5 Xantrex XW-MPPT-600-80 controllers with 10 strings of 10 in series 225W modules (2 strings per controller). The XW PDP accumulated all this wiring to battery back. 

Thank you,

Maverick


Maverick Brown
BSEET, NABCEP Certified Solar PV Installer ®
President & CEO
Maverick Solar Enterprises, Inc.
Office:     512-919-4493
Cell:        512-460-9825

Sent from an iPhone. 

On Nov 18, 2011, at 11:49 AM, Exeltech <exeltech at yahoo.com> wrote:

> Need info on MPPT/charge controllers able to output up to 500A at 48Vdc.
> High-voltage DC input (up to 300Vdc) preferred.  Units will connect to a
> 20-24 kW PV array and 150 kW-h battery for a large off-grid system.
> Not locked into 48Vdc.  Can go up to 108Vdc (nominal) if needed.
> 
> Any such CC units available?
> 
> If not, what's been the collective Wrench experience in paralleling multiple
> controllers of whatever max output amperage exists on the market?  I realize
> a paralleled configuration of this nature would entail multiple separate arrays
> in use on the input.  That won't be a problem.  Just need to be able to feed
> the common battery bank.
> 
> Thanks.
> 
> Dan
> 
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