Technical Discussion: Solar Electric System - Photovoltaic

Share your questions and experience with others on off-grid and grid-tie solar electric systems. Our own NABCEP PV Certified installers also frequent this forum to lend a hand.

topics

Subject Started by Replies

Benefits of nuclear energy

Why choose nuclear energy: Nuclear energy when harnessed properly can be used as an efficient source of energy to generate e...
Robert Mathew 6

Blocking Diode?

I am getting a Xantrex C35 and I am wondering when I hook my 60W panel to it will I be required to use a blocking diode?
Max Schulte 1

Blue Sky Sun Charger 30 bulk mode charging voltage

Hi all, I recently installed a small solar system in my RV consisting of a 105W solar panel mounted on the roof, a Blue...
Brad Schempf 1

Burying PV cable?

I have #10 AWG sunlight resistant PV Wire (AltE item code PVCMC4-MF) and need to bury the 100' run to my greenhouse. All of...
Kenneth Fothergill 0

C-35 controller and Battery

So I need the forums opinion. I have a C-35 controller that I am using as a diversion controller And a 60W 12V panel feeding a s...
Max Schulte 1

Calculation Confirmation of the Solar Panel Power in the DC Lighting System

Dears, Here is: Off Grid Sunshine Duration: 4hr per day System: 24V DC, 48W Operating hr = 10 hr &#...
Eric Lee 5

can someone please recommend an mppt controller with &/or without inverter

I need to combine all these into one single solar energy system: Can someone recommend an mppt controller with &/or with...
abSalute Power 2

can the breakers in a Midnite Solar MNPV6 DISCO be switched individually?

Summary: Since installing the off-grid components in my garage, I've used a Midnite Solar MNPV6 to combine the PV modul...
Travis M 0

Canada - is it csa certified ?

I purchased 3 - 110 watt solar panels and a 300 watt grid intertie  inverter, thinking that I could plug them into my house, an...
Dave Lotte 2

catamaran pv array

I am installing a pv array on a 21 ft Wharram catamaran. Its function is to charge batteries to power an electric outboard motor...
Stephen Broos 1

Combining Systems

I've got a Xantrex 6048 selling power back to the grid at a point I'll refer to as  the  T.  The 6048 sends power i...
Jon W 1

Cost for an installer to setup a 2.6kw micro inverter system for example

Can someone tell me what an installer would typically charge to install a 2.6kw full system grid tied micro inverter system on a...
Mark Immer 1

cost of 6, 8, and 11 kW installations

Hi all! I'm doing research for a blog and need to know the price of panels, inverters, and installation for 6, 8, ...
Alexander Merigan 0

Did I architect this right ?

I am new to altE and am very pleased with the site and the education available. I will be purchasing a new solar system and...
Peter Emmel 6

disimilar ah of batteries in serries

I have imported 24 2v 1000ah agm cells from china but when I unpacked them I found I had 12 1000 ah cells and 12 1200ah cells am...
Stephen Smith 1

efficiency Pv in series with capacitor to charge a battery or power DC motor

What happens to amps, when charging a battery or powering a motor..   from a 4V circuit of solar cells and a capacitor ...
Terry 2

Equalize Charge Using Direct Panel to Battery Connection

I decided that I wanted to equalize my battery today.  After doing some research about what voltage to do it at I decided t...
Travis A 1

Equipment Groundiong Conductor Size?

I have a small stand alone 12v nominal system with a battery bank. What size wire do I need for the equipment grounding conducto...
James Johnson 2

Exposed Wire Protection for Ground Mount Systems

The NEC requires protection for the exposed wiring on ground mount systems.  If the lowest wires are less than 6' off ...
Russell Aney 3

Extremely Long Run Solar Calculation

Hello Everyone! I have a small off-grid, low-amp (3-10) environment cabin, running 12v lights and charging cell phones ...
Jeff King 3

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