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Everything posted by Crossy
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Someone stood on a Lego or a UK power-plug!
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Just blame autocorrect, it's a sitting dick!
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The Forbidden Planet has been removed
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More likely Icarus with the current weather!
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Only into fresh underwear!
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Cash Advance at Bangkok Bank problem
Crossy replied to djeetyet's topic in Jobs, Economy, Banking, Business, Investments
I would try the card in an ATM, if it does actually function you have pilot bank-employee error, if it doesn't then it's time to talk to your bank. -
This ad. has been sanctioned by AN Management. I have two Growatt SPF 5000TL HVM-WPV-P inverters for sale as a pair. These units are new in their original packing and come with WiFi dongles and parallel-kits (hence selling as a pair). They were new in 2020 and have been in dry storage since. Do note that these are not the latest and greatest but would be ideal for someone who wants an off-grid system (with grid backup) or already has a system using these inverters which they wish to expand or have as spares. Please read up the spec. of these units to ensure they are suitable for your purposes. Manual and spec. spf_5000tl_hvmwpv.pdf These are part of the estate of a mate who died last year, his widow has asked me to get what I can for them, all proceeds will go to her. Offers by PM only please. Collect in northern BKK or I can ship at cost.
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Why should i not do this with my solar?
Crossy replied to patman30's topic in Alternative/Renewable Energy Forum
Another thought. What is the start-up voltage of your second MPPT input? Will one panel actually get it going? -
Why should i not do this with my solar?
Crossy replied to patman30's topic in Alternative/Renewable Energy Forum
You need to be very, very careful switching panels when it's light. DC is a very different animal to the AC most timers are designed to switch. I would be tempted to try it as you suggest and see how well it works, then add the blocking diode, then try actually disconnecting one array at a time. -
Why should i not do this with my solar?
Crossy replied to patman30's topic in Alternative/Renewable Energy Forum
2 x 150W in series = a Voc of 44.92V In parallel with your 600W Voc of 49.53V That's about a 10% difference in Voc. It will certainly work, just how much efficiency you lose is debatable. I'd be tempted to add a >20A Schottky diode in series with the 150W panels to avoid reverse-biasing them (which they really don't like). Is there really not room to put a 600W on both walls?? -
Why should i not do this with my solar?
Crossy replied to patman30's topic in Alternative/Renewable Energy Forum
What are the parameters of your panels (post photos of the labels)? Vertical panels are certainly finding favour in the higher latitudes, but the sun rises so rapidly here I'm wondering just how much extra energy you would actually gain. Moved to the Alternative Energy forum. -
Why should i not do this with my solar?
Crossy replied to patman30's topic in Alternative/Renewable Energy Forum
If you are running strings in parallel to a single MPPT input your strings should have approximately the same Voc total (say within 10% although it's not a hard and fast rule). The strings come up to voltage very quickly when there is any light at all, there's just no power there (they will certainly make your eyes light up mind). Sketch out what you want to do (including the panel quantities and parameters) and post here, we should be able to determine just how well things will worth for you. -
The dimmer may have a minimum wattage, but if not, I'd aim for running it at about 30% of its rated power.
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I'm assuming you want to dim mains (220V) LEDs. Your first port of call should be the instructions for your LED lamps. Many modern lamps will actually work just fine with conventional dimmers but whether your particular lamps will work with your particular dimmers is still something of a lottery (it used to be a black-art). Ask the advice of the seller of both the lamps and the dimmers.
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How about a solar car port on a budget?
Crossy replied to Crossy's topic in Alternative/Renewable Energy Forum
It's on a slow boat to from China. -
How about a solar car port on a budget?
Crossy replied to Crossy's topic in Alternative/Renewable Energy Forum
Just under 25kWp -
How about a solar car port on a budget?
Crossy replied to Crossy's topic in Alternative/Renewable Energy Forum
Current thought experiment. The 6 panels at the top are installed and working. The 6 at the bottom should be done and working this week. The additional 28 need some planning (how to support where the columns won't get hit). All good fun. -
How about a solar car port on a budget?
Crossy replied to Crossy's topic in Alternative/Renewable Energy Forum
Not certain yet, we certainly need an inverter upgrade looking possibly at 3 x Deye SUN-5k-SG05LP1-EU https://www.lazada.co.th//products/i4978816678-s20977309094.html Plus a major upgrade of the ESS arrangements. -
How about a solar car port on a budget?
Crossy replied to Crossy's topic in Alternative/Renewable Energy Forum
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If you can get your item shipped "DDP" (Delivery Duty Paid) there's no extra to pay when it arrives. I'm not sure if there's a minimum value for specifying this mind, it can't hurt to ask.
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All about hands!
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How about a solar car port on a budget?
Crossy replied to Crossy's topic in Alternative/Renewable Energy Forum
We have our UK grandkids (3F, 1M all teens) here for 3 weeks (they go home on Thursday). Our normal 30kWh per day total consumption is approaching 90kWh per day! We love them very much, but with their energy and food consumption we'll be on bread and water for the next couple of months.