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Timeline for Mains Voltage on Strip Board

Current License: CC BY-SA 3.0

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Apr 13, 2017 at 12:33 history edited CommunityBot
replaced http://electronics.stackexchange.com/ with https://electronics.stackexchange.com/
Sep 30, 2015 at 8:49 comment added got trolled too much this week Various incorrect info given here, like the distances. If you ever look inside an ATX power supply, the tracks for the TO-220 HV switcher pins have less than 1mm between where the TO-220 is plugged. And millions of ATX power supplies get sold! And pass regulatory approvals too.
Apr 14, 2015 at 10:26 comment added carveone Re: relay board. Sure! A properly designed one will have optoisolation between the 3-5V logic levels and the mains. I can see that on the picture. I've used those before and they're very much safer.
Apr 14, 2015 at 10:23 comment added carveone I should point out that I found the original UL and IPC specs confusing to say the least and the 3mm in my head was from stackexchange. In that respect my answer isn't a particularly good one :-) I've no doubt you can go closer than that number but I don't know how close.
Apr 14, 2015 at 10:10 comment added Dean Would you recommend a relay module board?
Apr 14, 2015 at 10:03 history answered carveone CC BY-SA 3.0