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Joined: Jan 20, 2022
Last seen: Jun 23, 2025
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Topics: 16 / Replies: 2397
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RE: Can I add an EV charger to a full consumer unit by coupling with a garage DB?

Yes @bontwoody but it depends what that RCD is. If it's just a standard AC-rated unit, then it's unlikely to be suitable for an EV charger.The...

3 months ago
Forum
Renewable-powered transport (EVs & e-bikes)
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RE: Can I add an EV charger to a full consumer unit by coupling with a garage DB?

That depends on whether your EV charger requires Type-A or Type-B RCD protection.There are no RCBOs with Type-B (DC fault detection). Type-B ...

3 months ago
Forum
Renewable-powered transport (EVs & e-bikes)
Reply
RE: Can I add an EV charger to a full consumer unit by coupling with a garage DB?

It's quite possible that the incomer to your house is (still) 16mm² of course. When we had appliances which only switched on periodically, that was ...

3 months ago
Forum
Renewable-powered transport (EVs & e-bikes)
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RE: Plug and play solar. Thoughts?

I agree with @robl that the G98 testing regime stipulates the time in which the inverter should 'trip'. Your daily graph suggests to me that you we...

3 months ago
Forum
Solar Photovoltaic (PV)
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RE: Can I add an EV charger to a full consumer unit by coupling with a garage DB?

That's absolutely the case. I haven't (yet) suggested that @editor tells us the cable size/type and distance between the main house CU and the one i...

3 months ago
Forum
Renewable-powered transport (EVs & e-bikes)
Reply
RE: Can I add an EV charger to a full consumer unit by coupling with a garage DB?

It might be technically possible to run an EV charger from a distant secondary Consumer Unit, but it's bad practice.There will be considerable voltage...

3 months ago
Forum
Renewable-powered transport (EVs & e-bikes)
Reply
RE: Plug and play solar. Thoughts?

Yes @editor - they are export devices at heart. The only reason they wouldn't export to the grid is because you've already used all their output wit...

3 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Plug and play solar. Thoughts?

The German grid topology is different to ours in GB. The majority of domestic premises have a 3-phase supply. You would expect their regulations t...

3 months ago
Forum
Solar Photovoltaic (PV)
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RE: Plug and play solar. Thoughts?

They are 'exporting to the grid' within the EREC definition. There is no current sensor to prevent electricity from the micro-inverters from being e...

3 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Plug and play solar. Thoughts?

Sheesh... you really want me to go deeper into the technicalities?! There is a European-wide specification Requirement for Generators (RfG) It app...

3 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Plug and play solar. Thoughts?

OK... So I have now received specific guidance on the legality of using such a Balcony Solar System in UK. In short, the answer is NO! Explana...

3 months ago
Forum
Solar Photovoltaic (PV)
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