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Not Enough Power Growatt 3000

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  • เผยแพร่เมื่อ 4 ก.ย. 2024
  • Setting up the garage to run off grid, and finding out what the Growatt will and won't power.

ความคิดเห็น • 44

  • @johndoe-sz4iq
    @johndoe-sz4iq 6 หลายเดือนก่อน

    Put a Hard start on Table Saw! knock the starting Amps down..Good Video TY!

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    Everything else I see from your video it looks like you have everything you need to know I have the same 3000 W in my RV but we have a 6500 on the house

  • @basspig
    @basspig 2 ปีที่แล้ว +2

    You need a low-frequency pure sine wave inverter. High frequency inverters don't have the surge capacity to Startup Motors.

    • @kc79ta
      @kc79ta  2 ปีที่แล้ว +1

      Not true. Watch this video after adding another battery th-cam.com/video/d92C7m1fbgk/w-d-xo.html

    • @basspig
      @basspig 2 ปีที่แล้ว

      @@kc79ta I failed to consider the high internal resistance of SLA batteries, and the thin wiring from the batteries. I used 2/0 AWG throughout my system and kept them under 3 feet long, for a 48V system with LifePo4 batteries. Glad you got it sorted. Might consider upgrading to LifePo4 in the future. I learned that the short circuit current of a 280Ah cell is 20,000 amps!

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    I've been doing electrical for 31 years and you also didn't pay attention to your VDC so you got enough solar your solar and your batteries or what you match make sure they match and make sure you have a big enough inverter to cover the power source you need

  • @matthewknight5641
    @matthewknight5641 ปีที่แล้ว

    You dont have near big enough battery cables. They will run it but when you hit it with a big load those cables limit it alot. Use fat short cables and itll surprise you. I have the 3000 watt powmr brand but its basically the same thing as the growatt. I have a 4000 watt low frequency sungold power for my big draw loads and my air-conditioning. The high frequency is great for lights and all but that saw needs a low frequency inverter for sure but yeah you need 2/0 wires to get better performance out of it

  • @basspig
    @basspig 2 ปีที่แล้ว +1

    I have a sungold power 6000 off low frequency sine wave inverter and it has no trouble starting up my well pump which is 86 amps starting surge on top of the existing 3,000 watts of Baseline load in our house.

    • @matthewwhite8129
      @matthewwhite8129 2 ปีที่แล้ว

      I have the growatt 6000 split phase which I believe is the same as the sun gold. I would agree that the low frequency transformer makes a huge difference with start up loads, no comparison between the lf transformer in the growatt and the high frequency in the eg4 that I run in parallel, especially considering they both output 3000 watts per phase.

    • @basspig
      @basspig 2 ปีที่แล้ว

      @@matthewwhite8129 Since last writing, I have installed the SunGold Power 18kW inverter (which has a good MPPT PV charger built in) and 4500W of additional solar panels. The 18kW unit is just like being on grid power. Lights don't flicker when a heavy load switches on. Only grip is the noisy fan, which I replaced with a quieter one. The thing's a beast and it'll even run my 20kW surround sound audio system. I recently learned that the LifePo4 battery bank I have can deliver 60,000 amps into a short circuit! Extreme care is essential when working with this equipment because one accident could be catastrophic.
      I also got two Growatt SC4880-MPV solar charge controllers for my two older arrays. They work well, but the problem is that they stop charging when the output of the PV goes below about 150 watts. Whereas my SunGold is still sending trickle charge to the battery at 8:30pm at just 10 watts, but it was actively working for 3 more hours after the GWs shut down.

  • @Ebbrush3
    @Ebbrush3 2 ปีที่แล้ว +1

    you should use wire duct to clean up that wiring

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    The battery is whatever your discharge rate is if it's 65 W discharge on your battery if it draws more than that then you need different battery like a lithium

  • @TheFatman819
    @TheFatman819 2 ปีที่แล้ว +1

    Order from a Signature Solar, they only carry unts designed for the U.S. stay of ebay and other unauthorized sites.

  • @todamnbad
    @todamnbad ปีที่แล้ว

    I have two growatt lvm-es 48 volt, I took the N-G bond screws out, bonded it at the box ( not house panel) I test volts between N-G and get 0 volts, test continuity between N-G under battery amd again with AC charging to charge batteries and I show a N-G bond both ways. Any help?

  • @TheFatman819
    @TheFatman819 2 ปีที่แล้ว +1

    I have 3 growatt 5000es, they run the whole house. Really I only needed 2., one ran the whole house just fine

  • @SingleFosterDad
    @SingleFosterDad ปีที่แล้ว +1

    how would that grow handle the AC in your window

    • @kc79ta
      @kc79ta  ปีที่แล้ว +1

      AC is 240v. You need 2 Growatts for split phase 240v. Which I now have and it handles all the loads in my shop, but the air compressor.

  • @conkshell9445
    @conkshell9445 ปีที่แล้ว

    ii dont know if you read your 7-moonth old comments, but, here goes... I live in Jamaica, and our power comes into the panel as 220 Volt 50 Hz, (with two 110 legs and a ground). The two 110V lines come off the 220V main breaker and feed the left and right sides of the hue. There is a separate 220V panel for devices that run on 220V. I am wonderng how to meet the inverters requirement for 110V leg for low sun charging situations, AND stil put 220 into the panel ... without a lot of extraneous wiring.. Any help appreciated.

    • @diySolarPowerFunWithRay
      @diySolarPowerFunWithRay ปีที่แล้ว

      Low sun or clouds really only affects the amps of your panels and not the volts ( unless the sun is completely down)

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    It's the inverter it doesn't have enough amps to run that particular saw

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    And it runs much cleaner and smoother with a balance and Transformer 3 $400 for a 5000 w 5000w grow W perfect match and you can add more units to it if you need to with that one Transformer

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    Be sure to match up your balance and Transformer with the size of your grow watch system if it's 5000 make sure the Transformers 5000

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    3000w inverter only like 20 amps maybe 25 if you were to put say a 5000 the 5000 candy give you the amperage you need to run the saw

  • @kevsmith5363
    @kevsmith5363 ปีที่แล้ว

    it will be the inrush to the saw thats too much if you fit a soft start capacitor like they use on ac this will fix for problem

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    The neutral you need a balancing Transformer that will give you a neutral if you lose power dat PL completely that'll help you as far as the neutral goes but you need a split face and you need at least I would get a 6065 that way your inverters powerful enough to run everything and cover both phases

  • @Whitewolf4869
    @Whitewolf4869 2 ปีที่แล้ว

    You need inverter with heavy coil to start motors.
    Outback is one

  • @timz7548
    @timz7548 2 ปีที่แล้ว

    Why not something like a universal 120v Soft Start? Curious what you found for $1500 that might handle that inrush current and split phase in one unit -- been looking at MPP LVX6048 for example and it can't go anywhere near that.
    The fan issue is my biggest problem running Chinesium inverters from battery, since I never cycle the DC voltage to it. I've found that it uses about 100Wh per evening just to run the fan.

    • @kc79ta
      @kc79ta  2 ปีที่แล้ว

      I did look at the soft starts. For a 120 v 1ph 1hp motor they recommend a 22amp soft start. They run around $250 for a good one, I would need 2. One for table and one for bandsaw, so for $500 it's a maybe. I can also wire my table saw for 240v ( I'm not sure about the bandsaw, I still have to check) that would split the load across the phases, BUT will adding the extra to the other phase then effect the lights, and dust collector? I ran the numbers, and I think I would have to do a specific startup sequence. I just don't want it to get that complex.
      Here is one of the low frequency inverters I was looking at : www.amazon.com/PICOGLF60W24V240VS-Inverter-Frequency-Priority-Selector/dp/B00HHNCQ00/ref=sr_1_8?crid=3RL5HTESSKB14&keywords=6000+watt+inverter&qid=1652445609&sprefix=6000+watt%2Caps%2C109&sr=8-8
      Check out DavidPoz video on the 48v one : th-cam.com/video/dfHb5tZErTs/w-d-xo.html
      Think I'm going to start with another battery and work from there.

  • @basspig
    @basspig 2 ปีที่แล้ว

    The other thing is you need to be on a 48 volt system because the current is too high on 24 volts to supply that kind of power.

  • @2olvets443
    @2olvets443 2 ปีที่แล้ว

    Capacitor on the table saw might help so that the surge is not so big.
    Is you growwatt a 12v?

    • @kc79ta
      @kc79ta  2 ปีที่แล้ว +2

      It's a 24 volt. Increasing the capacitor size of a motor can burn out the starter windings from what I read from what I read. It was shutting down on low DC voltage. I added a second battery and it worked out.

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    You need a bigger grow W because 3000w inverter is not enough amps to run that saw you need a 5000 maybe a6000 I would put a 6,000 on it and it'll run everything then

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    And you need a split page so you can run face A&B for 220 and you'll run yourself with no problem

  • @LincolnSP150
    @LincolnSP150 2 ปีที่แล้ว

    Turn everything else off and then see if the table saw will start.
    If it starts, bring you dust collector and some lights back on line.

    • @kc79ta
      @kc79ta  2 ปีที่แล้ว +1

      I did try just table saw, it just would not start. It was shutting down on low DC voltage. I added a second battery and it worked out.

  • @benkanobe7500
    @benkanobe7500 2 ปีที่แล้ว

    Is the Growatt on Solar or Battery or both? I'm (easily) confused. OK, at 13:20 something you said "Battery". So no solar and just battery? OK, so just that one battery on your bench was powering everything through the Growatt? What is the amphour or watthour of that battery? Amazing!

    • @kc79ta
      @kc79ta  2 ปีที่แล้ว +1

      The Growatt was on both battery and solar (about 300 watts of solar). I have 2 panels who soul purpose is to keep the battery charged.
      When I showed the table saw and compressor start and run I was on the grid. The Growatt will not start the table saw, bandsaw, or air compressor, but will start, and run everything else. I switched to grid in order to find out what amps are needed to start the table saw, and other things.
      As far as the Ampere Time Battery it's a 24v 100Ah with a 280 amp surge for almost a minute. I really like it so far. I've been doing small run tests overnight. It has ran 2 LED security lights, 3 4' LED tube lights, and the ceiling fan on medium overnight. Starting sunset voltage 26.6, morning sunrise voltage 25.7. I know I have not even tapped it's potential, but I'm just trying to get a clue what I can and can not run in the house should we lose power and for how long.

    • @benkanobe7500
      @benkanobe7500 2 ปีที่แล้ว

      @@kc79ta If you calculate Watthours for each thing in the house it should be easy to determine. As far as start-up surge, maybe visit this guy and see if a unit of more capacity can be built as it sure works in the micro he demonstrates:
      th-cam.com/video/1MPW1dqulWw/w-d-xo.html
      Do you heat with Propane as I (think) I sent a link to replacing your genset carb with a propane/gasoline carb so you could run off your large propane tank (or just buy one as propane never goes bad and your gen will always start).
      25.24Volts would be considered 90% charge remains in your battery. Please keep the great YTs coming!

  • @paullabreck8283
    @paullabreck8283 ปีที่แล้ว

    Your problem is you don't have enough amps in your inverter to run that's all

  • @benkanobe7500
    @benkanobe7500 2 ปีที่แล้ว

    I installed one of these on my house's 3-ton unit and it works perfectly. I have my "critical loads" on one leg of my split-phase 200 amp main panel and so I can back feed my house the "suicide plug" way on that leg. My A/C now works and I can run both frig/freezer units and our large chest freezer along with entertainment and lights. (HONDA 650 Generator running on propane). I was thinking that a person with your electrical knowledge could adapt one of these to your saw(s) so you could start on battery/inverter. Take a look at this as an intro, but there are tons of YTs on this device: th-cam.com/video/rCjFBhDy9QI/w-d-xo.html

    • @2olvets443
      @2olvets443 2 ปีที่แล้ว

      AC units have capacitor s, which makes a big difference on start up.

  • @laryangel4082
    @laryangel4082 ปีที่แล้ว

    F