Well pumps and SWs [RE-wrenches]

[Allan Sindelar]

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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