Technical Discussion: Other

Have a technical RE question that doesn't fit in our other categories? Looking for some specific advice from others in the RE community? Ask it here!

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Subject Started by Replies

Looking for opinions on Enphase Inverters

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One of the solar companies that we are considering has recommended Enphase Inverters on each of the panels. Does anyone hav...
Elaine Daley 10

backup generator hookup


Hello All I am putting in my off grid system, it will be a 3kw wind turbine with a 3 kw solar system, set up to a battery ba...
Alfred McCall 1

Low Battery Cut Out Limits

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I have an Xantrex XW 4548 Inverter Charger and I am using a 48 volt battery bank. I noticed that the default value for the Low B...
Ray Westbrook 12

Controller fuse burns

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I have an off-grid system. Two 103W (104?)Evergreen panels, each running to its own Condumex (i live in Mexico) controller. Duri...
George Anna clark 14

Outback Smartre


Just wondering if anyone has tried the new Outback Smartre, contoller/inverter all in one package. Also wondering about the pric...
William Sullivan 2

Freetricity.com

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Since I am interested in alternative energy sources, I looked into freetricity.com. I called them and the salesman I spoke to sa...
Sue Smith 229

Portable solar panels for home?


I rent and would like to add solar panel to the home I rent.  I can not get the owner on board because she is not willing t...
Hartensia Johnson 2

New to Solar Power - Beginner Questions

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My daughter found a small snapping turtle last week. We turned an old tub into his new home. I decided to add a water fall and p...
Shane Riley 6

How to connect a generator with a battery(12v) or with a lamp?

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I need some help with my schoolproject which is to build a windmill. The windmill is all clear and the last thing is to con...
Robin Andersson 13

solar panels output


Ihave the option of installing a 200w panel or 2-100w panels in parallel.which option should i take and why Regards sham...
Shaman Abla 3

Testing PV Power Output

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I watched the "Solar Panel Testing" video on the AltE website and measured my panels. The open circuit voltage (voc) =...
Jimmie O 5

Morningstar Sunsaver MPPT PC MeterBus Adapter


I have the Morningstar Sun Saver Duo. I want to add the Morningstar Sunsaver MPPT PC MeterBus Adapter to my system. Since neithe...
Jimmie O 0

Xantrex C35 controller


Who in the forum actually has this controller? My question is how hard is it to switch from dump load to pmw mode?
Max Schulte 2

Minimum string size for Solectria 3000w grid-tie inverter?

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Hi all, I'm starting off relatively small and and have had my Solectria 3000w grid-tie inverter hooked up. Recentl...
Tracy N 10

Backfeeding existing circuits


As a result of adding propane for heating and cooking to my home, I now have 2 high-amp 240V circuits unused in my main circuit/...
Robert Leese 2

Time it takes to fully charge a battery from 40% discharge state


I’m planning to hook up some rechargeable batteries to power an inverter where solar power will act as the only rechargeable s...
Sorbari Akpea 3

Use only electricity that is generated by solar panels and what is stored in the


Can you setup an inverter to power the load if there enough solar energy being produced or use the batteries and not use the gri...
Gary Miller 4

Amp Meter Shunt


Whats the purpose of a shunt on the meter when measuring a DC current? Thanks Jon
Jon Schniers 3

getting started need help


I am just starting my research on going off the grid, I want a wind turbine, but not sure how big to go. If I use around 2797 KW...
Amy Quinn 3

what's my mistake?


I built a bundled firewood vending machine. I am trying to convert to solar. The machine runs off 110 volt A/C. Here's the ...
John Laughlin 3
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