Tech Help

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  1. PG&E installed a smartmeter. they suggested that i check my systems inverter to ensure it turned back on

    Asked 05/19/2013

    I'm not sure solar panel inverter turned back on after PG&E shut off power there's words like sync ac and state 104 in the m

    Question – 2 comments

  2. Can horizontal single axis

    Added by on 05/17/2013

    Can horizontal single axis trackers like http://www.scorpiustrackers.com/products.html help to improve it?

    Comment

  3. Can I mix panel manufacturers, Canadian w/ REC scm 225?

    Asked 05/14/2013

    Can I mix panel manufacturers, Canadian w/ REC scm 225? discussion,solar installation discussion,solar forum

    Question – 2 comments

  4. Connecting more wattage than recommended on Phocos MPPT Controller...

    Asked 05/14/2013

    I have a Phocos 30A 24V Mppt controller. The max PVwatt recommended is 900W . However I have 4 x 250watts panels.

    Question – 1 comment

  5. There is correspondence on

    Answered by on 05/13/2013

    There is correspondence on the web indicating that this can be done (see below).

    Answer

  6. All you need to do this is to

    Answered by on 05/07/2013

    All you need to do this is to make sure your inverter is a grid tie inverter.

    Answer

  7. Grid tie inverters are

    Answered by on 05/07/2013

    Grid tie inverters are islanding inverters. Before they can produce power they read the voltage of the grid.

    Answer

  8. Auto switch from panels to grid

    Asked 05/05/2013

    I would like to power one circuit in the house (110 vac) with panels inverted to AC (no batteries) during daylight hours.

    Question – 2 comments

  9. What keeps the voltage from backfeeding to the grid during a power outage?

    Asked 05/02/2013

    We are an electrical coop located in South West Texas and a member has installed a model 5000US solar inverter fed by 21 panels, what keeps

    Question – 2 comments

  10. Windy Boy to Sunny Boy - converting back

    Asked 04/26/2013

    We have a WB US7000 that we would like to use as a Sunny Boy.

    Question – 1 comment

  11. Steca PR2020 controller (with SW235 solar panel) does not recognize night time. All other functions working fine. Any ideas?

    Asked 04/23/2013

    I know these need a few day/night cycles to learn from watching the voltage of the module when day and night are present but after 5 days

    Question – 1 comment

  12. Having the right roof on your

    Answered by on 04/23/2013

    Having the right roof on your house is really critical when it comes to preventing a fire.

    Answer

  13. Your 208 volt pump should be

    Answered by on 04/20/2013

    Your 208 volt pump should be dual voltage (either 208 or 240). It should run a little more efficient on 240 also.

    Answer

  14. ok 

    Added by on 04/19/2013

    ok 

    Comment

  15. It depends on your fridge -

    Added by on 04/19/2013

    It depends on your fridge - mine is 200W and runs for about 12 hours per day in a busy household of 5. 2.4kW hours / Day.

    Comment

  16. how many hrs does fridge  run

    Added by on 04/19/2013

    how many hrs does fridge  run and what is draw on it

    Comment

  17. Hello BestCoast,I found this

    Answered by on 04/18/2013

    Hello BestCoast, I found this article from Enphase that might answer your question:  http://enphase.com/wp-uploads/enphase.com/2011/03/EnphaseTechBrief_Polarity.pdf

    Answer

  18. I have a motorhome with a Steca control panel showing EO6 fault, any ideas?

    Asked 04/18/2013

    Question – 1 comment

  19. AGM Battery Voltage

    Asked 04/17/2013

    Hi, I am in the Panama Canal Zone and have bought here a new Deka AGM battery.

    Question

  20. Hi Paul,    We have a great

    Answered by on 04/16/2013

    Hi Paul,     We have a great article on sizing charge controllers you can find here .

    Answer

  21. I want a nominal 48-volt inverter to produce a nominal 110 &/or 220 VAC output,1000-watts or less. Any suggestions?

    Asked 04/12/2013

    My goal/purpose is to use portable 48V e-bike battery packs as a reservoir and as portable 48V e-bike battery packs.

    Question

  22. Concur. and if the powder

    Answered by on 04/10/2013

    Concur. and if the powder coating chips, i.e. install bump, the corrosion will start soon.

    Answer

  23. BestCoast,The cable is for

    Answered by on 04/09/2013

    BestCoast, The cable is for both 32 and 64bit versons of the Windows OS.

    Answer

  24. I bought the Sunny Boy USB-PBS PC Service Cable but am having issues. Is it 32 or 64bit?

    Asked 04/09/2013

    http://www.civicsolar.com/product/sunny-boy-usb-pbs-pc-service-cable

    Question – 1 comment

  25. When there is a connector mismatch with the Enphase M215 (MC4/Tyco) and an intermediate connector is needed, which one do I use?

    Asked 04/09/2013

    Question – 1 comment