Everything posted by MiG
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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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[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
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Securi-prod 12.8V 100Ah Lithium
Hi guys. Does anyone know what the exact charge voltage of this battery is? I would like to use some of these batteries in a small solar setup and wanna set the MPPT to the right charge voltage They're designed to be drop in solutions for the security market so the technical guys at Regal say a typical 13.8V charge will be fine. Does that charge the cells fully though? The info brochure of the battery states a high voltage cut off @ 14.6V so maybe I should charge around 14.4V? I just want to ensure the batteries get a full charge as I think the 13.8V might not charge it fully..
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Esener lithium battery
selenium I went with the Kodak FL5.2 in the end..
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Esener lithium battery
Hi guys. I'm searching for a battery around the 5kWh range with 1C performance.. Came across this battery which seems to be at a good price too. Has anyone heard about or used these before? https://www.esener.co.za/esener512-100ah.html Looking to connect it up to a 6.2kW Kodak inverter
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Axpert main board replacement
Thanks Coulomb for your detail. This model is 58.4V and 105V max Voc I have repaired this inverter about 3 yrs ago for the same error by replacing the IGBTs This time however it seems the problem goes a little deeper and beyond my electronics understanding. Does anyone know where I could have it repaired?
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Axpert main board replacement
Hi guys. In 2017 I installed 2 x 5kw pf=1 Axperts running in parallel. These are PWM solar charge versions though One of them is showing error 09 and I'm thinking to just replace the main board I'd like to just drop in a new board meant for the Kodak OGX 5kw pf=1 Is it really that simple? I'm just concerned about firmware compatibility..
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Mounting PylonTech Batteries
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Pirate ICC??
Yes indeed it is from ICC and according to other members I'm not the only one going through this.. I got my ICC Pi from CS Plonkster you're 100% right. The product should not be affected by their issues.. I only wanted to delete my post cos I had put a pic of the CS box up (treasure chest) and thought they might have issue with that especially if they say there's a court case. Somehow those pics aren't showing up, I think my browser didn't upload them properly.. Anyway, does anyone on here know how to add relays or Sonoffs control to the Pi based on the info it captures from the Axperts and pylontechs?
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Pirate ICC??
Thanks for the reply, I appreciate that. Sherbet how do I remove now my previous post? Seems we posted about the same time..
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Pirate ICC??
Clearly I didn't buy it, the 'pirates' were kind enough to supply it in a treasure chest.. Am I in the twilight zone or what the heck is going on? Who's fooling who here?
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Pirate ICC??
Hi guys. I really don't know what to think. I'm getting no support from ICC themselves. All I wanna do is make use of the Advanced Power Manager with Sonoffs or the home automation section of ICC or GPIO or whatever to control the pool and geyser. This morning I wake up to this email now..