Thanks for all of the advice Scott! Do I understand correctly that you can NOT sell this to me because you specialize in even smaller systems?
thanks again, marlon ----- Original Message ----- From: "Scott Parsons" <sc...@e-zy.net> To: "'WISPA General List'" <wireless@wispa.org> Cc: "'Principal WISPA Member List'" <w...@wispa.org>; <isp-wirel...@isp-wireless.com> Sent: Tuesday, August 25, 2009 7:44 AM Subject: Re: [WISPA] solar site > Hi Marlon, Long time... > > Voltage 12V > Power Consumption: MT 4 watts, 2 Radio cards 8 watts > Total= 12 watts @ 12V > > We have a handy calculator at > http://tyconpower.com/learning_center/learning_center.htm > > I've attached the results. I used 4 hours of sun for your location based > on > another post I saw. > I used 24 hours extra battery capacity. You may want to increase or > decrease > this depending on the reliability of the sun in your area. > > You need 73 watts minimum solar panel capacity > You need at least 88 Ah in battery capacity > > This is bigger than the stuff we offer right now but here's a starting > list: > > 1. 85W solar panel - You should be able to get for about $350 or less > > 2. 12V 8A Solar Controller - You should be able to get for $60 or less > > 3. 100Ah battery - You don't need a deep discharge type because the solar > controller will disconnect the load when the battery voltage reaches 11.1V > which protects the battery from over discharge. You just need a type that > has good performance in cold weather. You should be able to pick up a > battery for less than $200 > > 4. You'll need a mount for the solar panels try here: > http://power-fab.com/products.htm They make all kinds of mounts. I'm not > sure the cost. > > 5. You'll need a vented outdoor enclosure if you are putting the battery > inside. I've seen people put the battery in one of those plastic battery > cases you see in small power boats and then the enclosure requirements for > the controller and electronics becomes easy. We have suitable enclosures > for > $70 14"x10"x5" Polycarbonate outdoor enclosure > > 6. Wiring is quite simple. > > Any decent vendor will warranty the panels for 20-25 years and the solar > controller for 1 year. > > Regards, > Scott > > > -----Original Message----- > From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > Behalf Of Marlon K. Schafer > Sent: Monday, August 24, 2009 10:10 PM > To: WISPA General List > Cc: Principal WISPA Member List; isp-wirel...@isp-wireless.com > Subject: [WISPA] solar site > > Hi All, > > Sorry for the cross post. Time is short on this project and I need a lot > of > > help. > > I've never done a solar project. Never really even looked at them due to > the costs I've seen tossed about. > > Now I have a customer that's willing to purchase the initial equipment > needed to cover his community. The ONLY way into the area is a hill > that's > within sight of my tower and NOT anywhere near power. > > I'll be able to just run a single MT board with two radios in it for this > site. One backhaul and 1 distribution. I'll guess that I'll have less > than > > a 2 amp draw (probably much less than 1 amp in reality). > > We don't often get long periods of no sun. Could be days of fog or low > clouds in the winter, but mostly we'll have a lot of sun. On the foggy or > cloudy days we often don't have enough wind to worry about wind > generation. > I think. > > So, please clue me in on what to buy, who to buy it from (vendors > welcome!) > and anything else I'm missing. > > Thanks all! > marlon > > > > ---------------------------------------------------------------------------- > ---- > WISPA Wants You! Join today! > http://signup.wispa.org/ > ---------------------------------------------------------------------------- > ---- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ > -------------------------------------------------------------------------------- > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: wireless@wispa.org Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
