[RE-wrenches] Small scale Maximisers/Optimisers.....

[Ray]

I agree, I would do one or the other.  The main point to using a LCB is 
so you don't have to have a battery.  A battery system is going to be 
much more versatile, and could allow an LED light, or even a small inverter.

Ray Walters
Remote Solar
303 505-8760

On 8/2/20 6:18 PM, Jay wrote:
> Hi Dave
>
> I don’t know if you paralleled A battery with the output if you’d 
> damage the LCB. You won’t hurt the pump.
> A diode on the output of the LCB side would take care of that though.
>
> Might be worth a test?
>
> Of course if you’re going to be putting in a battery then maybe just 
> use a CC/PV instead of the LCB.
>
> Either method will probably need some kind of shutoff unless youve got 
> lots of water.
>
> Jay
>
>> On Aug 2, 2020, at 4:47 PM, Dave Angelini Offgrid Solar 
>> <offgridsolar at sti.net> wrote:
>>
>> 
>>
>> Thanks Jay !  I have project where I want to install a pump in a tank 
>> for remote watering. If the LCB is used, have you ever tried using a 
>> small ATV 12V AGM to allow the pump to run in wildfire smoke or at 
>> night? Just a switch to parallel the the LCB?
>>
>> Anyone tried this? There are a bunch of LCB's on amazon also.
>>
>>   
>> *Dave Angelini Offgrid Solar "we go where powerlines don't" 
>> http://members.sti.net/offgridsolar/ e-mail offgridsolar at sti.net 
>> <mailto:offgridsolar at sti.net> text 209 813 0060*
>>
>> On Sun, 2 Aug 2020 14:21:44 -0700, Jay <jay.peltz at gmail.com> wrote:
>>
>>> Hi John
>>> Sunpumps makes a really good one.
>>> Here is a ebay link showing many of the new probably Chinese (not 
>>> saying they are bad) but they are way less expensive than the US 
>>> versions.
>>> https://www.ebay.com/i/293234996712?chn=ps
>>> I expect if you shop AliExpress you'll find these exact items.
>>> Cheers
>>> Jay
>>>
>>>> On Aug 2, 2020, at 2:13 PM, John <john at gosolar.co.nz> wrote:
>>>>
>>>> Yes they are for positive displacement pumps – and the question was 
>>>> where can you find them – who makes them...??
>>>>
>>>> Thanks, John
>>>>
>>>> *From:*RE-wrenches <re-wrenches-bounces at lists.re-wrenches.org> *On 
>>>> Behalf Of *Dave Angelini Offgrid Solar
>>>> *Sent:* Monday, 3 August 2020 3:10 am
>>>> *To:* RE-wrenches <re-wrenches at lists.re-wrenches.org>
>>>> *Subject:* Re: [RE-wrenches] Small scale Maximisers/Optimisers.....
>>>>
>>>> Probably an RV water pump? And an LCB should work. Who makes a good 
>>>> LCB for this Jay?
>>>>
>>>>   
>>>> *Dave Angelini Offgrid Solar*
>>>> *"we go where powerlines don't"*
>>>> *http://members.sti.net/offgridsolar/*
>>>> *e-mail offgridsolar at sti.net <mailto:offgridsolar at sti.net>*
>>>> *text 209 813 0060*
>>>>
>>>> On Sun, 2 Aug 2020 07:34:34 -0700, Jay <jay.peltz at gmail.com 
>>>> <mailto:jay.peltz at gmail.com>> wrote:
>>>>
>>>>     Hi john,
>>>>
>>>>     I'm not sure which pumps you are talking about. Are these
>>>>     positive displacement, and if so then an LCB is what you need.
>>>>
>>>>     Jay
>>>>
>>>>
>>>>
>>>>         On Aug 2, 2020, at 6:26 AM, John <john at gosolar.co.nz
>>>>         <mailto:john at gosolar.co.nz>> wrote:
>>>>
>>>>         Where can you find some small maximisers/optimisers for a
>>>>         solar-only pump.   This would be for a surface pump like
>>>>         the Flojet 11, 12 or 17 litre/min pumps.  They tend to keep
>>>>         the pump operating when a cloud goes over or in low-light
>>>>         conditions.    I think they are available for the 9325 but
>>>>         its probably over-kill for the Flojets.
>>>>
>>>>         Cheers for suggestions – John Veix,    N.Z.
>>>>
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