I’m thinking of stacking five 48V constant voltage supplies instead. Some have reverse polarity diodes in them, or I might just add external ones anyway.
> On Feb 22, 2020, at 4:34 AM, Alex <[email protected]> wrote: > > > Be careful with the Meanwell LED Constant Current supplies, we used a boat > load (literally - it was a complete lighting refit on some gigantic yacht) of > them driving series strings of various lengths of 350mA bare LED dies in posh > housings. They worked fine and would easily put out >300VDC at 350mA but one > intermittant connection would kill the entire chain as the voltage would jump > to rail and they had a fair bit of output capacitance. Lost quite a few > hundred quids worth of posh LED fixtures that way. > Worked well when used properly though, the 0-10v dimming was successful on > the ones we were using as well. > >> On Thursday, 20 February 2020 23:08:06 UTC, Paul Andrews wrote: >> >> I'm looking at one of these Meanwell power supplies to power a very >> power-hungry display. It says it is 'constant current'. I assume that that >> really means it just has a current limiter built in? > > -- > You received this message because you are subscribed to a topic in the Google > Groups "neonixie-l" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/neonixie-l/imrmZ6PC1vw/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/d5e0f662-be79-44b9-bde1-f142a954299d%40googlegroups.com. -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/D02B6CC2-D403-473D-8750-6EC409B7768E%40gmail.com.
