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|    alt.energy.homepower    |    Electrical part of living of the grid    |    2,576 messages    |
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|    Message 2,384 of 2,576    |
|    Jim Wilkins to All    |
|    Re: Emergency, safe, alternative low-bud    |
|    03 Dec 21 13:55:43    |
      From: muratlanne@gmail.com              "Bob F" wrote in message news:sobi1v$1g2$1@dont-email.me...              Solar alternatives are not cheap or easy.              -----------------------------       Solar is getting cheaper.       https://hqsolarpower.com/100-watt-12-volt-monocrystalline-solar-       anel-kit-w-30a-pwm-charge-controller/?gclid=Cj0KCQiAnaeNBhCUARIs       BEee8XIIJYAmm3nb252reEibE91XrewQyptgs_ryQYJftgkFa12ENtiZCAaAj6NEALw_wcB              I paid about the same $120 a few years ago for a 100W panel and a 20A       controller, minus the cables. You still need a battery and probably an       inverter to have 120V AC that will run some but not all equipment. A laptop       with an auto/air power supply can run directly from the battery. I bought a       Bestek 300W true sine inverter for $50 that removes the difficult question       of if the crude output of a modified sine inverter will damage something,       though 300W isn't a lot of power. That makes a small practical system for       around $170 in hardware plus the price of the battery. Without the inverter       it's marginally enough to run my Alpicool C20 as a freezer all day and maybe       all night, with two 12V 18Ah AGM batteries, and it looks like it could       handle the 3x larger T60 fridge + freezer.              Adding a second $100, 100W solar panel gives a comfortable margin for a       laptop and other small loads. A laptop running Win7 can be set up as a       television so you'd be well equipped for comfortable dry camping. If you       have a larger AC-powered refrigerator you need a true sine inverter that can       deliver its starting surge, perhaps 1000 - 1500W briefly though my two small       fridges each draw less than 100W after the surge.              A larger system quickly raises the difficulty of making your own heavy       electrical cables. The wire and accessories sold for high power car audio       are somewhat helpful. Otherwise you need heavy duty crimpers for battery and       inverter terminals and the MC4 connectors on solar panels. Don't waste your       time with too-thin wire and its excessive voltage drops.       jsw              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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