120 VAC water pump [RE-wrenches]

[Windy Dankoff, Dankoff Solar]

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>Hi all,
>    I have a customer with a 2412 DR inverter who is looking for a 
>120 VAC submersible pump that will work with this unit. I used to be 
>able to get 1/3 hp Myer pumps that would work well with this 
>particular inverter but they are no longer made. The 1/2 hp model he 
>installed has a  rated rotor lock  too high to start the pump every 
>time. When it doesn't start he has seen the amperage reading on his 
>Tri-Metric go to 252 amps.
>    Does anyone know of a 120 VAC pump that has low enough rotor lock 
>rating to be run on this inverter, or am I just missing something on 
>this one???
>Thanks,
>Daryl DeJoy
>Penobscot Solar Design


Daryl,

If it is a 2-wire pump (no control box) it simply won't work. If it's 
3-wire (with a control box) and says "solid state" on the control 
box, it needs to be retrofited with a relay replacement kit, or 
replace the control box completely with the relay type.

What's the situation?

Windy

Reference article on power AC sub by inverter:
http://www.dankoffsolar.com/reference/invertersizing.html

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