Re: 8 car C set

[Railway Rasputin <bob@fastlink.com.au>]

I don't know the electrical name side of thing but Choppers do have Gate
Control  circut breakers.


rgds

Chris Stratton wrote:
> 
> Michael <mk@netstra.com.au> wrote in message
> 8E6D9FBB3telstraNews@vic.news.telstra.net">news:8E6D9FBB3telstraNews@vic.news.telstra.net...
> > I believe, but I could be wrong that a chopper control is based on a
> > thyristor, a semi-conductor used to vary voltage.
> <snip>
> They would be GTO thyristors (no, not a Pontiac, it means Gate Turn Off).
> Originally thyristors could not be turned off once power was applied to
> them. GTOs have a control input so they can be turned on and off, this is
> the gate.
> --
> Regards,
> Chris Stratton
> Wollongong, NSW, Australia
> Remove NOSPAM if replying.