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    • #68501
      Jack Clarke
      Participant

      Hi Everyone,
      We are planning on heading out the St. Lawerence and then points south this
      summer and I was wondering where everyone has been installing their solar
      panels. I have a 1981 ketch with tublar davits by Ocean Marine and
      was thinking of mounting panels there, but I wasn’t sure if it would be a
      problem with acess from the stern.
      What other areas have been used and how well does it work out?
      What size panels are you using?
      Do you have pictures?

      Thanks
      Jack
      Xanadu
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    • #78157
      madsailor
      Moderator

      Hi Jack,

      I have one panel on the davits (Mar-Tek) and one on the dodger. Both are
      Kyocera 135 watt. I could add a third by rotating the one on the davits.

      Between the two the 12vdc needs of Pelican are met. With a third, I could
      actually run the water heater with the inverter.

      When underway off shore, I can rig a shaft generator as well that supplies
      all the ship’s needs when sailing over 5 kts.

      Bob

      I’m not being terse. This is from my mobile.
      On Jan 27, 2012 8:50 AM, “Jack P Clarke” wrote:

      Hi Everyone,
      We are planning on heading out the St. Lawerence and then points south this
      summer and I was wondering where everyone has been installing their solar
      panels. I have a 1981 ketch with tublar davits by Ocean Marine and
      was thinking of mounting panels there, but I wasn’t sure if it would be a
      problem with acess from the stern.
      What other areas have been used and how well does it work out?
      What size panels are you using?
      Do you have pictures?

      Thanks
      Jack
      Xanadu
      _______________________________________________
      maillist mailing list

      https://pearson424.org/mailman/listinfo/maillist_pearson424.org

      _______________________________________________
      maillist mailing list

      https://pearson424.org/mailman/listinfo/maillist_pearson424.org

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    • #78158
      Anonymous

      I have 4 solar panels on my davit system as you can see in the attached pictures…4×90 watt BP solar panels.
       
      Hope this helps.
       
       
      Joe Steiner
      s/v Half Moon

      ________________________________

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    • #78160
      Anonymous

      Jack,

      Solar panels are a valuable addition to the cruising boat’s power grid,
      the more the better. I finally put one on Silverheels a couple of months
      ago, mounted on a swivel bar across the davits (photos attached). It’s a
      single, 175W panel from Suntech; a great buy at $270. See
      http://www.sunelec.com/suntech-solar-panel-175 … -1540.html for
      dimensions & specs.

      No problem accessing the stern. Very worthwhile to be able to tilt the
      panel towards the sun, at least on one axis.

      Tor


      Silverheels, P-424 #17
      http://www.silverheels.us


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    • #78162
      RichCarter
      Participant

      Tor
      The link is to a 35V panel. How did you wire it up?

      I’m shopping for a solar panel in the next few weeks, but I want something that’s for a 12v system. If anyone comes across any good deals, please let me know.

      Rich


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    • #78163
      Anonymous

      Rich,

      The link I sent earlier may be wrong. What I bought is this:

      Power (W) 175 Watts
      Open Circuit Voltage (V) 44.20 Voc
      Short Circuit Current (A) 5.20 Isc
      Maximum Power Voltage (V) 35.20 Vmp
      Maximum Power Current (A) 4.95 Imp
      Number of Cells 72 Cells
      Cell Type Mono-Crystalline
      Frame Type: Silver Junction Box: Yes
      Maximum Voltage System 600V DC
      Connector MC-4
      Certifications CE, UL
      Model STP175S-24/ab-1 “A”

      I don’t pretend to understand these things. Electricity is magic to me,
      but I was intrigued by the Blue Sky “Solar Boost” controllers
      (http://blueskyenergyinc.com/). So I asked them if I could use that
      panel with their product. They wrote back:

      “The 2000E cannot accept this panel, it is a 12v in and out controller
      with a maximum Voc input of 24v. The better choice if you are only
      going to have one panel is the 1524iX, or if you plan in the future to
      have more of the same panels (up to a total of 400 watts for a 24v in
      12v out configuration) then the 3024iL should be considered.”

      Ergo, I wound up using the Solar Boost 1524iX
      (http://www.blueskyenergyinc.com/products/details/solar_boost_1524ix/)
      with the above-described panel. Don’t ask me how, but it works.

      Tor


      Silverheels, P-424 #17
      http://www.silverheels.us


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