Well pumps and SWs [RE-wrenches]

[Darryl Thayer]

Ken
Could you ask what kind of sensor the pump has that
needs 240 all the time, perhaps this is what the well
person thinks and it is not true.
Daryl

--- Allan Sindelar <allan at positiveenergysolar.com>
wrote:
> Have you asked the local yokels if they could simply
> use a Grundfos SQ?
> Allan
> 
> ----- Original Message ----- 
> From: "Ken Hulet, Engineering Services Co."
> <esco at revolutionearth.com>
> > The owner is going to change the well pump &
> motor.
> > 
> > Static water level is 160 feet. The well people,
> who have NEVER seen a 
> > PV system made several proposals. And I know VERY
> little about well 
> > pumps. Here's their ideas:
> > 
> > 1. Variable speed constant pressure pump. Drawback
> as I understand it 
> > is there is NO pressure switch to use to bring in
> the T240. The well 
> > driller said it needs the 240V all the time for
> the sensor.  Any 
> > suggestions on a method to only bring in the
> transformer when needed or 
> > to make this work?
> 
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