Technical

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

topics

Subject Started by Replies

Line loss/resistance over distance

« 1 2 »
I have a need to install my PV panels about 200 feet from my inverter/main panel.  My concern is about voltage loss due to ...
Jeff Butera 9

newbie, example first system review

« 1 2 »
I'm looking at the cost of creating a solar system to providing light for a small barn.  I've done the calculations g...
Brian P 9

Looking for opinions on Enphase Inverters

« 1 2 »
One of the solar companies that we are considering has recommended Enphase Inverters on each of the panels. Does anyone hav...
Elaine Daley 9

Solar Charger for Golf Cart

« 1 2 »
Hello I am looking for basic advice on building an integrated solar cell charger for a golf cart.  I recently move...
Doug Robertson 9

system grounding questions

« 1 2 »
talk about a confusing part of setting up an off-grid system correctly.. Please give me some feedback. 12v system with ...
James Johnson 9

DC pump directly to PV Panel?

« 1 2 »
As a novice to the Solar PV industry, I have a lot to learn so here are my questions. 1.  Can I run a small DC cir...
Paul Rohrs 9

problems with onan microquiet lp generator

« 1 2 »
I recently purchased an onan microquiet 3600 watt generator.  I have a trace 1500w inverter with battery charger.  My ...
Steve Danielovich 9

AGM batteries - Life Expectancy

« 1 2 »
Ok, everytime I ask how long batteries should last, I get the "it depends" answer So here's a hypotheti...
Patrick Guenette 9

Distance of Inverter from batteries

« 1 2 »
New guy here - I see all kinds of warnings about getting sparks, including from my inverter,  to close to deep cycle batter...
Mark Hartford 9

Grid Tie Inverters

« 1 2 3 »
The Gt 3.0 and Gt 3.3 Inverters have a built in Ac/DC disconnect,is an additional disconnect usually install at the the panels a...
Scott Stevens 10

Help Selecting a Solar Water Pump Solution

« 1 2 3 »
Seeking suggested configurations, concerns & mitigations regarding the below solar water pump application. Need to ...
Matt Chambers 10

Power Inverter Faults, what am I doing wrong?

« 1 2 3 »
Ok, Im new to this.  I have a 53 Watt panel and the Open Circuit Voltage is 20 volts, the Voltage at max power is 14.5...
Mike Billat 10

Intertie question

« 1 2 3 »
Hi there I'm a newbie so I'm sorry if these seem like dumb questions. I've been researching installing a grid intertie system fo...
charles Lyle 10

solar angle

« 1 2 3 »
I am repositioning my panels and would like to set them at the proper angle for DECEMBER 21 2008,I guess that would be my best b...
Rene M 10

watt meter for DC

« 1 2 3 »
i'm starting a full 12V DC solar system and looking for a 12V DC power meter.  seems the kill-a-watt, only works with ...
Ryan Libre 10

micro turbine

« 1 2 3 »
Conceptually, would it be possible/economical to generate electricity from a large irrigation system.I have a 3" water main (pur...
Steve Rhodes 10

Sizing and designing vineyard irrigation system

« 1 2 3 »
I have the beginnings of a solar system to run irrigation for a vineyard at a remote site in Sonoma County. I have 2 100 watt pa...
Peter Young 11

Charging Batteries with generator problems - suggestions?

« 1 2 3 »
I have a fairly simple system, 4 120 Watt kyocera panels running in parellel through an Outback 4500 watt inverter to charge the...
Eric Cox 11

Two Battery Banks?

« 1 2 3 »
Been running into a brick wall with this persuit. My system is 12v. My hydro puts out 20 amps. I'd like to have two battery...
Russell Hanson 11

power directly off of Panels?

« 1 2 3 »
when using a 12v dc appliance directly off the battery bank, during the day while the sun is out, are you pulling power directly...
James Johnson 12
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