Câblage Volet Roulant 4 Fils | [extra Quality]

⭐⭐⭐⭐☆ (4.5/5)

Here’s an interesting, detailed review (in English) of a , written from the perspective of a DIY user who initially found it confusing but eventually understood its cleverness. Review Title: “The 4-wire system seems overkill until you realize it’s genius” Product: Câblage volet roulant 4 fils (4-wire rolling shutter cable, typically 1.5mm²)

If you’re using a smart relay, connect the neutral directly to the motor’s blue , and switch brown/black separately with two dry contacts. Do NOT share the neutral through the relay’s internal power supply — use a double-pole relay or two single-pole relays.

When I first opened my French rolling shutter motor’s wiring diagram, I thought: Why 4 wires? Up, down, neutral, ground — that’s 4, but ground is safety, so really 3 functional… right? Wrong.