Quick look at electrical rules for renovations
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Polarengineer
- Posts: 768
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- Location: 23 la Creuse
Quick look at electrical rules for renovations
Some of the new NF 15-100 rules if you are thinking of renovating your wiring. Why they still need RJ45s dog knows. and so many dedicated circuits that the tableau is soon full.
https://www.mecaspin.com/blog/standard- ... egulations
https://www.mecaspin.com/blog/standard- ... egulations
- RobertArthur
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- Location: Nièvre
Quick look at electrical rules for renovations
It was in the autumn of 2002, coming back from a meeting in Paris, that I had a chat with an engineer of one of the usual suspects in France (Legrand, Schneider, Hager) during a dîner bien arrosé. He was rather proud, the new NFC 15-100 regulations soon to be published (December 5, 2002). With this surpising mix of electrical safety regs and for the first time ever also telecom regs. I was surprised, are you going to emigrate the small office of the nineties to every household here in France? Aren't we living in a new century? Wi-Fi is waiting at our doorsteps to come in. You need less regs for the entrepreneurs and the start-ups here in France to get ICT things moving. Having ethernet cables everywhere is not going to push the technology development and acceptance fast forward I'm afraid. Silicon Valley reinvented European style? A jump-start?
Twenty-three years later, what do we read? Un coffret de communication doit centraliser toutes les connexions de téléphonie et d'internet pour une gestion optimale.
I want my copper wires and téléphone fixe back. Why not make our longtime friend, le rateau, obligatoire?

Twenty-three years later, what do we read? Un coffret de communication doit centraliser toutes les connexions de téléphonie et d'internet pour une gestion optimale.
I want my copper wires and téléphone fixe back. Why not make our longtime friend, le rateau, obligatoire?

- Hotrodder
- Posts: 3102
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Quick look at electrical rules for renovations
Oh how I long for day when there was only a simple landline. Always reliable, always there. Then all of a sudden there was dialup internet. Then the fun began.
On my headstone it will say: Please switch off mobile phones. I'm trying to get some sleep.
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Polarengineer
- Posts: 768
- Joined: Sun Jan 02, 2022 11:51 am
- Location: 23 la Creuse
Quick look at electrical rules for renovations
Sockets with a USB charging point makes more sense, although induction charging make that obsolete as well.
https://www.amazon.fr/BSEED-Socket-Glas ... F0aWM&th=1
https://www.amazon.fr/BSEED-Socket-Glas ... F0aWM&th=1
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L Austin France
- Posts: 2096
- Joined: Sat Sep 04, 2021 1:47 pm
- Location: sw 29
Quick look at electrical rules for renovations
Really?
I vaguely remember being a kid & waiting at a public phone box whilst my landline/ phoneless parents went though a right performance via an operator trying to speak to a relative who'd emigrated to New Zealand & feeding cash into the phone box when a dodgy link was eventually established.
Today we have grand kids in Australia & can see & talk to them at the push of a button at no cost other than our normal monthly Orange fee.
- RobertArthur
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- Joined: Sat Jul 17, 2021 3:10 pm
- Location: Nièvre
Quick look at electrical rules for renovations
@ Polarengineer about these USB sockets, to install, or not to install. The traditional French back box only accepts sockets and switches with griffes, the modern versions have two options. Dimensions of those back boxes: depth 40 or 50 mm, width 67 mm. They are convenient, didn't do any life testing yet. Modern chargers support fast charging protocols and not only for smartphones, also laptops and tablets.
Those integrated socket chargers are always on, there will be a small quiescent current 24/7, 365 days every year. Slow charging: nothing wrong of course, but all night long when you are asleep? I know that if you leave it plugged in overnight the smart charging technology inside a modern smartphone will stop the charging process as soon as the battery is 100% full. I prefer to unplug it, also better for the battery, the 20/80 rule for charging. Avoid the 100% level.
Maybe old fashioned and perhaps a little sensitive to safety aspects and issues such as long-term reliability, but I do prefer the proprietary chargers of the smartphone manufacturers or those made by Anker and Ugreen.
Those integrated socket chargers are always on, there will be a small quiescent current 24/7, 365 days every year. Slow charging: nothing wrong of course, but all night long when you are asleep? I know that if you leave it plugged in overnight the smart charging technology inside a modern smartphone will stop the charging process as soon as the battery is 100% full. I prefer to unplug it, also better for the battery, the 20/80 rule for charging. Avoid the 100% level.
Maybe old fashioned and perhaps a little sensitive to safety aspects and issues such as long-term reliability, but I do prefer the proprietary chargers of the smartphone manufacturers or those made by Anker and Ugreen.
- Loup-garou
- Posts: 557
- Joined: Tue Jul 27, 2021 4:41 pm
- Location: 52 & 71
Quick look at electrical rules for renovations
For what it's worth, I agree with Polarengineer that the sockets with USBs are a bonus. I don't do much "technology", nor communicating for that matter, but my wife does and much appreciates having charging points in the lounge where she usually is when the low battery warning arrives. Also, no need to remember to take her charger between houses - she did forget once and was worth avoiding for the weekend!
I did find getting back boxes deep enough a problem though 50mm is barely enough to get the unit plus attached wires in comfortably.
I did find getting back boxes deep enough a problem though 50mm is barely enough to get the unit plus attached wires in comfortably.
- RobertArthur
- Posts: 2371
- Joined: Sat Jul 17, 2021 3:10 pm
- Location: Nièvre
Quick look at electrical rules for renovations
Anything new in the renewed French NF C 15-100 regulations?[/url] Reassuring: for the electrical installations in homes hardly anything changes, these are the 2015 regs. The timeline of the new regs, a short read of Wed Jan 08, 2025.
Last edited by RobertArthur on Sun Nov 23, 2025 5:02 pm, edited 1 time in total.
- RobertArthur
- Posts: 2371
- Joined: Sat Jul 17, 2021 3:10 pm
- Location: Nièvre
Quick look at electrical rules for renovations
About those USB sockets: also available with griffes, USB-A and USB-C ports + Power Delivery 3.0 (PD) fast charge. Schuko version pictured. Dimensions 80 x 80 x 44 mm, leaving only 6 mm of the depth of a 50 mm back box for wiring. Max USB power: 18 W, USB-voltages available are 5 V / 3 A; 9 V / 2 A; 12 V / 1 A. Zero load 0.095 W. Price: € 29.99, about the same as for one high-power Anker transportable power supply (65 W).
