AC circulator vs. PV driven DC [RE-wrenches]

[Tom Simko]

 Sure, use a single Dankoff SunCentric pump with the high temp option. They
can be run PV direct. You'll be plumbing the 10 panels as 2 banks of 5
right? 

Tom Simko
Skyline Solar

on 4/9/03 5:14 PM, Peter Talmage at ptalmage at yahoo.com wrote:

> I am designing a solar heating system which will use
> 10  4'x10'collectors. I had planned to use a single AC
> pump operated by a differential controller. The system
> uses antifreeze so there is only modest head to
> overcome. My customer likes the reliability of a DC
> pump driven by a PV. I usually do this with small
> systems, but this one would need 4 Hartell pumps to
> get adequate flow, considering head loss. Anyone have
> any thoughts ?  Thanks.
> 
> Peter
> 
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