On Tue, Oct 13, 2009 at 05:51:25PM +0800, Alek Petkovic wrote:
> Yeah, we've got a very hefty 3 phase supply to give us 6kV DC.
> Actually, I have a question regarding our transformer. Being 3 phase,
> it has 3 windings of 4200V AC and the nameplate says that they are
> rated at 1.5Amps.
> Once rectified, we will have 6kV of course but my question is; at
> what current rating? Will it be 1.5A or do we multiply by that by 3
> because of the 3 phase working?
> It doesn't really matter as the transformer is from a tv transmitter
> and so it is CCS rated and we should have enough grunt for our YC156.
You'll have _lots_ of grunt. The currents add, so you'll have 4.5A into
the rectifiers. That's a really spicy meatball there, OM. I droool.
Of course, that ass-u-me-s that you have 3-phase going in. It's not easy
to get the powerco here to run 3-phase to a residence. How is it there?
Mike Andrews, W5EGO
Tired old sysadmin
Amps mailing list