[RE-wrenches] Sta-Rite Submersible Well Pump

[Ray]

We've used the Grundfos SQE and the MQ lines of CP pumps and never had 
problems.  I've only seen them keep running, if there was a leak.

R. Ray Walters
Chief Technical Officer, RemoteSolar.com
BS Mech Engineering, 1988
Former NABCEP Certified, 2004-2016
Licensed Master ELectrician, Colorado
303 505-8760

On 4/27/17 5:09 PM, RE Ellison wrote:
> I tangled with one system that had a constant pressure pump
> He had moved an off grid system to a location where grid was available 
> And wanted to use it as a back up
>
> He ended up selling the entire system once I explain to them the thing 
> was never going to stop running at every possible opportunity
>
> It was my first experience with one of those I'll never do it again
>
> Bob ellison
>
> On Apr 27, 2017, at 6:48 PM, Bradley Bassett <bbassett2 at gmail.com 
> <mailto:bbassett2 at gmail.com>> wrote:
>
>> Dana,
>>
>> For off grid you may not want to use the constant pressure pumps. 
>> They will run a little bit, a lot of the time to keep the pressure 
>> constant. I think it might be more efficient to use a pressure switch 
>> and regular pressure tank. Anyone with experience in this?
>>
>> Brad
>>
>> On Wed, Apr 26, 2017 at 8:32 PM, Dana <dana at solarwork.com 
>> <mailto:dana at solarwork.com>> wrote:
>>
>>     My well driller-well pump guy is offering Sta-Rite pumps
>>     manufactured by Pentair [as in Pentair water filtration they seem
>>     to be buying lots of water related companies].
>>
>>     I am curious as to feedback on these, has anyone used them?
>>
>>     Soft start, digital controls, easy programming, stainless steel,
>>     3-year warranty, & includes a pressure transducer, so no pressure
>>     switch required.
>>
>>     My pump guy says he has only had 1 issue on 1 pump in serval
>>     hundred installed. Almost sounds too good to believe.
>>
>>     A bit less $ retail than a Grundfoss but supposedly a whole lot
>>     more reliable.
>>
>>     A 1 HP motor 20 GPM pump draws 4.7 Amp/240 VA as it hits a 60 psi
>>     cutout [1,128 watts peak] though I will set to 30/50 psi.
>>
>>     Comments please…
>>
>>     ----------------------------------------------------------------------------
>>
>>     Dana Orzel                       Great Solar Works, Inc.
>>
>>     *208.721.7003 <tel:%28208%29%20721-7003> dana at solarwork.com
>>     <mailto:dana at solarwork.com>*
>>
>>     Idaho Contractor - # 028765          Idaho PV # 028374
>>
>>     NABCEP # 051112-136 www.solarwork.biz <http://www.solarwork.biz>
>>
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