Technical

Have a specific technical question? Looking for some specific advice from others in the RE community? Ask it here!

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Subject Started by Replies

Wireing a 700 watt inverter


I have wired a 12 volt system in my home using 10 gauge wire and 250 volt 20 amp ac outlets I wish to make some sort of pigtail ...
Rene M 1

Sizing a Charge Controller –


I am designing a 3KW, ‘24V’ off-grid solar project.  The way I see it, to float the batteries at the proper voltage (28...
Jack Spamless 1

charge controller settings for ST27DC-180 batteries


I've put together a smallish system, 1000 watts of panels (specs) arranged 2 series strings of 500 watts each, 48 volts, &l...
Gordon DeBower 0

Connecting two solar panels to a single charge controller


Hi! I am to connect 2 solar panels to a Morningstar Prostar Ps-30M 30A charge controller. The Solar panels are...
Fredrik E 0

PLEASE HELP 22 POWER SOURCES


i have a system where i have 22 AC power sources. i think i can get them to DC using rectifiers but not tottaly sure. the source...
Chris Chapman 2

Parallel 2 old battery banks with 1 charge controller


We have 2 older (8-10 yrs) battery banks. A 905AH in 12x2v and another that`s about 550AH, also in 12x2v.  They are current...
Cas Boyer 3

Max Lead Acid Discharge Current.

« 1 2 3 »
I'm planning a solar power system for our weekend cabin and have a question regarding discharge current.  I have a Pro...
Jerry Wenzel 14

Grid Parallel Inverter


I am wanting to install a 2 - 3kW system in my home. I live in Mississippi, and currently the power company does not allow for n...
Chris Dorsey 4

Conserving Gas, Alternative Energy, Solar Energy, Wind Energy Kwh/gal,MJ/gal


Check out this workbook my brother just wrote (I got the beauty he got the brains LOL) It covers everything from how to measure ...
Sh JA 0

max series fuse for the BSP20-12?


would a 4am breaker work for this module in a combiner box? Nothing listed on my panel or in the specs. http://store.al...
James Johnson 1

Can I Parallel these 2 panels?


running a 12v system I just bought 1 of these http://store.altenergystore.com/Solar-Panels/1-to-50-Watt-Solar-Panel...
James Johnson 2

Do new solar panels "settle" in?


Just tested my new Kyocera KC40T panel in the sun all day yesterday to see that it meets the specs as shown on it's label.&...
James Johnson 4

Charge Settings for Flooded Lead Acid Batteries


I have my cabin inverter system set up and running temporarily at my house.  It consists of a Xantrex Prosine 2kW inverter ...
Jerry Wenzel 1

new solar system


OK, where do I start. Bought a small, week long (at most) cabin/RV to use for a few weeks a year. It came with: 42...
Tim F 4

panel wiring review please


I'm on my way with a small system now. I just got my 1st Kyocera KC40T panel and other items and am going to order a 2nd pa...
James Johnson 4

Xantrex C-35 contoller

« 1 2 »
I have not purchased this yet but does this unit when switched to diversion mode still charge in PWM mode? I have downloaded som...
Max Schulte 5

Charge controller voltages


My PV bank is 16 Kyocera KC158 G with a Vmp rating at 23.2 volts. That is hooked to a Xantrex SW 4024 the system is grid tied an...
Dennis M 0

Learning and rethinking my cabin power system

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I’ve been learning a lot on the forums.  I’ve been asking questions regarding a cabin with a 2000W inverter system and ...
Jerry Wenzel 15

Retro-fitting an oil-fired hot water, iron radiator system-Is this possible?


I'm thinking of introducing biodiesel oil to the blend gradually, to clean out the system, and get off oil, and I'm wo...
Henry Bullock 1

Xantrex MPPT60 Panel wiring configuration.


Hi, I have 14 Kyocera KC175GT panels and I plan to hook it up to a Xantrex MPPT 60A charge controller. I havent bought...
Joe Pham 3
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