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Muhendis

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Everything posted by Muhendis

  1. Cutting a long story short Power = sine of angle of incidence x 1000 So if angle of incidence = 90° then sine =1 and power =1kw easy peasy.
  2. It's actually worse than that because the Li-ion pack uses NMC chemistry which has a lower self ignition temperature. NMC 48V153AH 7.9KW SMART BMS can be set, can sleep, ask before ordering, assembled products, please inquire. Also, mixing this chemistry battery with a LiFePO4 battery could cause charging problems because of the slightly different voltages.
  3. If you ever get a bit bored you could try getting your head round this https://www.pveducation.org/pvcdrom/properties-of-sunlight/solar-radiation-on-a-tilted-surface
  4. You can fill it up at a gas station. Look for the LPG sign
  5. The most sensible advice is to let a doctor examine the infection. It will probably not respond to antibiotics if it is a fungal problem. In fact penicillin based antibiotics if over done can cause a fungal infection like thrush for example.
  6. Thank you I didn't know that and neither, it seems, did the tester. If he did know it I'm sure he would have mentioned it. ????
  7. I don't know what stooged means but my wife tells me the car was only tested twice. Ooops my mistake.
  8. My insurance company organises all that for me which is especially useful. No queuing at the land office. All I need do is drive to the test station and they bill the company direct. Last visit the tester noticed the paint had worn off the front number plate so he painted it for me at no charge. My car is eight years old and been tested three times. Perfect every time.
  9. You have my sympathies. It really is a shame having so many negatives all at once. Those poles really should have 2 metres below ground where there is a paddy field or two adjacent
  10. Good to know you're eating the right things. ????
  11. Things are looking up then.
  12. Have you been watching me?
  13. Quick. Get your solar panels fitted before the price goes up.
  14. It seems that the ac input can be used for battery charging. I wonder if export is disabled when battery charging http://www.sorotecups.com/product-detail/on-grid-off-grid-hybrid-inverter/
  15. Nice machine. Try translating this. It may be more reveling https://www.nichethai.com/article/17/มาแล้ว-on-off-grid-hybrid-ตัวธงของ-sorotec-revo-ii-5-5kw-พร้อมกันย้อนในตัว
  16. Excellent info and technically spot on but a bit in depth for some of us I think. The point is that suppressor earth might need to be similar to a lightning conductor to serve it's purpose well. I use 10mm² for mine and take it and the solar panel steelwork to it's own dedicated ground rod. Might be OK but as was said earlier, there is little anyone can do against a direct strike so we are looking at dumping an EMP or two which can be survivable with a suppressor fitted.
  17. Thanks for that info. When the time comes I will be swapping my gels for LiFePO4's The gels get quite warm with up to 60A flowing and need space for airflow around them.
  18. Yes it has to be because the incoming cables could be 25mm² and the ring crimp terminals are quite a size.
  19. Sorry that one only goes up to 30A. Go to Thaiwatsadu and get this one. https://www.thaiwatsadu.com/th/product/สวิตซ์ตัดตอน-NF63-MITSUBISHI-รุ่น-CV75|63-ขนาด-230-โวลต์-60181896?cate=610503
  20. That is an RCBO which is not really intended to be used as an isolator switch. You could use a 63A version of this picture which is the same as used for air conditioner isolation but really the isolator picture I sent earlier is a better choice.:-
  21. This is the One I have except mine is 63A. Premium Circuit Breaker MCCB 2P 60A ฿1,212.00 ฿2,191.00 -45%
  22. The one I use is the same as the one highlighted in the Lazada picture you posted.
  23. Here's my scruffy old protector. Anything like this will do.
  24. The incoming AC utility supply will connect to a fused isolator switch with the output from the fused isolator switch going to your inverter. The AC lightning/surge protector connects at the output from the fused isolator switch. The surge protector will go low resistance if there is a spike/surge in the mains voltage. This low resistance will cause a large current to flow through the fused isolator switch which will trip and save all other bits'n pieces connected to the incoming utility supply.

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