Technical Discussion: Other

Have a technical RE question that doesn't fit in our other categories? Looking for some specific advice from others in the RE community? Ask it here!

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Subject Started by Replies

Load Distribution Block, Grounding and Enclosures

At what wattage must the load go from 'wired to controller' to 'four terminal load distribution block' for a...
Roger Street 2

Low output problem from solar panels

I hope someone can help me figure this one out! I have two Siemens SM55 panels mounted in parallel with a Morningstar ProStar co...
4

Help designing system for internet servers

  Good afternoon,   I'm looking for a little help sizing a system.  We've just moved our ...
JW Smythe 1

no batterys

i have ask befor but it was a while ago so i will ask again but this time with more detail. is there any way to run a hydro syst...
Nathan Plass 1

when it's time to upgrade inverter power...

Let's say I buy a 1kw inverter.  It works fine, then I realize I need 2kw at times.  For the sake of argument, we'll...
Travis M 7

Killed my Shurflo 2088 surface pump in 3 days

Hooked up the panel to the 2088 Shurflo pump, and watched the water stream in to my impoverished pond.  I was at 1st jazzed...
Randy W 5

Inverters, 12v, 24v, or 48v, which one and why

In choosing an inverter, they come in the above mentioned voltage sizes. Solar panels seem to come in 12v. Why would you, and ho...
Jason D 2

Low battery voltage, adding additional panels

My batteries never get above 12.5 volts yet my panels say they are kicking out 16volts, I can't for the life of me figure o...
Will Williams 3

Which PV module electrical connection is the best (purely subjective) ?

I've purchased two different large PV modules- Mitsubishi 125w modules with MC2 connectors, and Kyocera 130w modules with j...
Travis M 3

Pole mounted Panels

Hi When pole mounting panels, is it best to mount them close together or leaving a space between each? Also can I s...
Steve M 3

Outback MPPT controller Help with Voc, Vpm, Ipm, Isc and nominal voltages.

Proposed PV Installation with Sharp or Sanyo modules: Tracker: Wattsun AZ-225 Tracker Controller: Outback MX60 or F...
Simon Cole 8

Breaker size for KC130 panels

The data sheet for the KC130M panels that I downloaded says to use 12 amp breakers in the combiner box which is what I ordered.&...
Jerry D 1

Using 2 panels with different voltage(open circuit) connect to same controller?

Hi, Apologize if this question has been asked before but I have a super slow and unreliable dial-up connection from a south ...
Jack Chow 0

Connecting batteries up

Here's what I have, 5 x 110Ah batteries connected plus to plus and minus to minus - keeping the bank at 12V. &...
Steve M 16

Simple diversion controller

Hey,   I just finished getting my garage off the grid, and I'm pretty happy with what I have so far, using a ...
Travis M 4

Wire for connecting panels to controller

Quick question, what is the best type of wire to use to connect panels to the charge controller? Solid wire or multi-s...
Steve M 2

Need a new Pump for a Reynolds Aluminum Crowntop Heat Exchanger

I am currently installing a  used Reynolds solar hot water system.  The domestic side water pump(not the collector pum...
Ryan Williamson 2

AGM Batteries - Do They Vent?

Do AGM Batteries vent? I'm mostly worried about the fact that I am going to have 4 105ah batteries within a few fe...
Keith Birchfield 6

Amp draw on storage batteries.

How do I figure the Amp draw on batteries, so I can size my battery bank? For example if I have an inverter putting out true...
Cody Boop 1

Newbie at a small public high school converting an electric golf cart ...help!

Hi! I am a teacher at a small, science-focused high school located at the North Carolina Zoo.  We are working with an elect...
Heather Soja 2

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