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

ad hoc starter kit for greenhouse

sunlinq 62w p3 panel system with the xantrex 1500 rolling battery (with AltE recommended accessories) ~$1400 does t...
Lyn Ciampa 3

ac-coupling

This spring we'll begin the first steps of setting up our PV system. Move the meter from the house to the yard, re...
Scott Hucker 1

About the Inverter

Hi all, 1) What is the difference between a grid-tie inverter and an off-grid inverter?  What components they both...
Eric Lee 2

72 VOLT BATT ERY ARAY

I FOUND NEW BATTERY BACKUP 3000 WATT THAT IS OUTSTANDING WITH ALL THE BELLS AND I HAVE  40TY 108 AH BATTERY BANKS MADE FOR ...
Greg Moore 1

48v battery bank charged by 12 v panel controller

hey Everyone, obvious Newbie here. I have 4 Kyocera 400 w panel system, still in the box. I also have 4 Deka 92AH 12v AG...
Peter Bige 2

20 amps at 120v. or 2400w of power

I am a newbee and have been reading for about 3 wks. I want to build a solar system that I can run a small fridge 24/7 and tv 4h...
Brian Eicke 1

2 solar arrays and one controller

Hi I have identical polycrystalline solar panels mounted on opposite pitches of my roof. I am running them into my sola...
Fab Sianna 2

'hard shading' causing panel failure?

I have had a 3kw grid tied system on my house for 8 years. Two parallel strings of 9 panels on either side of a dormer to a Sunn...
James J 7

"24V" PV & 12V battery charge controller?

Hi, We are getting a donation of a 215Wp panel for a small school system in Nicaragua.  That's great, but the Voc ...
Michel Maupoux 7

Charge Controller for Kaneka 60W 48v Thinfilm Solar Panel

I have a off grid cabin with 4 golf cart batteries powering a 12VDC to 120VAC Xantrex 2kW inverter.  The main load is CF li...
Jerry Wenzel 5

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