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Joined: Jan 20, 2022
Last seen: Sep 9, 2025
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Topics: 16 / Replies: 2454
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RE: Seplos Mason DIY Kit - Ancillaries - Advice

You need to pick up this information from the Seplos manual @makia2023 The majority of BMS units do not have a B+ connection at all.Their operating ...

2 years ago
Forum
Energy Storage
Reply
RE: Seplos Mason DIY Kit - Ancillaries - Advice

Good. I'm pleased to hear that. Yes, it is quite common for inverters to require an input before they will operate. There is usually a 'priority' ...

2 years ago
Forum
Energy Storage
Reply
RE: Seplos Mason DIY Kit - Ancillaries - Advice

Have you actually disconnected the black and white wires from the Sunsynk inverter? A 2-wire CT clamp is just a coil inside a piece of plastic. I'...

2 years ago
Forum
Energy Storage
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RE: Seplos Mason DIY Kit - Ancillaries - Advice

Having more than one multimeter would seem a prudent investment for someone who's just imported 64 lithium cells from China! I have three multimeter...

2 years ago
Forum
Energy Storage
Reply
RE: Seplos Mason DIY Kit - Ancillaries - Advice

Expand that comment please @makia2023 The full SunSynk diagram of all possible configurations has three CTs on it. 🙄 I'm going to assume ...

2 years ago
Forum
Energy Storage
Reply
RE: Seplos Mason DIY Kit - Ancillaries - Advice

@hughf - balance resistors ... in an active balancer model? What are they doing there?

2 years ago
Forum
Energy Storage
Reply
RE: Seplos Mason DIY Kit - Ancillaries - Advice

Here's the relevant section of the EVE 280k LiFePO4 specification for cell temperature: Even in an unheated utility room, it's unlikely that your ...

2 years ago
Forum
Energy Storage
Reply
RE: Seplos Mason DIY Kit - Ancillaries - Advice

I think you're being over-anxious on the possible risks. The reason that we can work on these batteries without being a qualified electrician is tha...

2 years ago
Forum
Energy Storage
Reply
RE: Seplos Mason DIY Kit - Ancillaries - Advice

Can you explain the need for a locked perspex cover please? I only cover bare battery terminals/connectors when there is a risk that I might cause a...

2 years ago
Forum
Energy Storage
Reply
RE: Jokes and fun posts about heat pumps and renewables

Meanwhile the police farce in Cornwall have been very pleased with their new EVs, and are now embarking on a county-wide economy drive.Apparently the ...

2 years ago
Forum
Well & Truly Off The Grid
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RE: Seplos Mason DIY Kit - Ancillaries - Advice

Ah... OK. I'd misunderstood.I thought you were looking for a solution which would arrive before Christmas. Is a dedicated 25A 1S charger from AliE...

2 years ago
Forum
Energy Storage
Reply
RE: Seplos Mason DIY Kit - Ancillaries - Advice

Ok. That should be reasonably quick... although it means you're likely going to disassembling the Mason box in order to top-balance in parallel. So ...

2 years ago
Forum
Energy Storage
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