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SOLIS mini 4G grid tie inverter for sale
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SOLIS mini 4G grid tie inverter for sale
Item: SOLIS mini 2500W Age: 3yrs Price: 4000 Payment Method Accepted: cash eft geo Warranty: none Packaging: none Condition: stunning Location: Jhb south Reason: Changed out for battery powered inverter Shipping: At buyer's cost Collection: Yes Link:
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Does a device like this exist?
Hmm I doubt it and the instructions don't show this either
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Does a device like this exist?
Another option can be an active current monitoring device where you can set the exact amps you don't want exceeded. It automatically reconnects the load after some seconds that one can program as well These are able to monitor current and voltage. I use them to monitor the Eskom line voltage In your case setting it to 3A would do the trick and it would reset itself without you having to manually do anything. I have a feeling your inverter might be modified sine and not pure sine wave so I don't know how these would perform in that case
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Must inverter settings
The inverter has a sticker on the side of it saying one should use Li setting with a Lithium battery. It says the charge voltage will go to float(18) first before going to bulk(17) which follows the Lithium charging algorithm shown later in the manual. In Li mode I am able to set float, bulk and cutoff voltages
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Werberg reacted to a post in a topic:
[Load Shedding] Help with a timed essential circuit, under a certain condition please!
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[Load Shedding] Help with a timed essential circuit, under a certain condition please!
If you use a sonoff mini as a load shedding detector you can probably create a scene in the sonoff/ewelink app that can operate another sonoff device that will control that circuit. When building the scene in the app you're basically telling it that if there is load shedding AND it's happening between these hours then only can the circuit get power Both devices and your wifi must be on backup power so they're always on and ready I have used the mini to disconnect certain heavy loads when there is load shedding but haven't yet used the time conditions that I know are in the app. There are people on the forum that would know exactly how you could do this so hopefully they'll provide you some info.. Here is an example of a device that gets signal from the sonoff mini used as loadshedding sensor
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Must inverter settings
First thing is to set BATT type to Li then bulk to 29V float to 27.6 These are the settings I've used on a similar LifeP04 battery. Because your battery is a 0.5C you should use a breaker on the inverter output that will not allow the inverter to pull more than 0.5x2560W = 1280W 1280W/230V =5.5A so I sugest a 6A breaker
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3 x 24V Lithium setups
I believe the higher voltage is needed to activate the BMS cell balancing I don't think it pushes each cell to 29.2/8 Esener manual: I've added the float (27.6) and bulk/boost (29.2) voltages in the MUST inverter manual: In my case I set the bulk to 29.1 though which hopefully does activate the cell balancing Here are the default LifePO4 settings of the Epever charge controller. In this case we look at the settings under LFP8S for 25.6V nominal battery
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SANS10142 on N to E maximum voltage.
Would a fuse between E/N bond be a good idea in that case? Even in the event of contactor failure?
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1500w inverter and 25.6V 100Ah lithium battery setup
I got my official Epever cable from Miro https://miro.co.za/06-power---surge-ups---solar-solar-accessories/5492-rs485-to-usb-communication-cable.html Out of stock now though. I didn't even get to use mine as the newer stock charge controllers have Lifepo4 preset built in. I think the one Scorp is talking about is this one https://shop.thesunpays.co.za/products/pc-communication-cable-for-ls-bpl-series?gclid=EAIaIQobChMIrsGT4IHY_gIVie_tCh1Dzwr-EAQYASABEgLcwPD_BwE If you visit the Epever official site under products you'll see the cables and what inverter or charge controllers they're compatible with
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Axpert installation
I think with AC, bottom or top feed is not a problem but the 'correct' way should be the top feed. The Onesto AC circuit breaker confirms this. LINE on top, LOAD at bottom A DC circuit breaker should be strictly adhered to as shown by the TOMZN DC breaker. It shows which side is positive or negative on the breaker from the top. When feeding from the bottom it shows positive should be on left and negative on right
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3 x 24V Lithium setups
It's HA-01 balancers I used and according to their little manual, as long as each battery is over 10V it'll do it's thing..
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3 x 24V Lithium setups
Modina these are 24v systems. On the system that has no solar (first Pic) I used a power supply and set it to 27.6V especially as the Securiprods are seen as lead acid drop in replacements. However, I do think they might not top balance because of that voltage. The system that has the Epever solar charge controller all the way on the left has Lifepo4 preset settings and goes all the way to 29.2V which I believe should then activate the cell balancing of the Securiprods' BMS. The power supply in this setup is for manual charging up to 27.6V on darker days The MUST system has a built in Li charging algorithm and I've set bulk charge there also to around 29.2V charging an Esener battery Beefy I did these for people I know and the costs have been from R24k (backup only) to R37k (Must/Esener setup) Thanks JPNiemand I appreciate that Ps there are 24v battery balancers on the Securiprod installs to keep the individual battery voltages even
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3 x 24V Lithium setups
Hi guys. I just want to share some recent 'budget' systems I've done. Two are 2kw and one is 3kw but all have 2.56kwh Lifepo4 storage. 2 systems were installed close to the db boards in the garage. One was installed outside under shelter to avoid fan noise These systems power all the lights in the house as well as some plug points for the usual TV wifi PC etc. They also power garage and gate motors
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Securi-prod 12.8V 100Ah Lithium
Very interesting. Thanks for the quick feedback. I think I'll try the 13.8V and see how it goes.. Would be cool if the BMS had Bluetooth or some kind of access to SOC. This battery has only the + and - terminals so looks exactly like a typical SLA