Re: Tangara, how many of the cars are powered in a set? was Re: Alstom for Hillside/Yarra tram [Melbourne Aust]

["Dave Proctor" <daproc@spambait.ozemail.com.au>]

"Clark F. Morris, Jr." <cfmtech@istar.ca> wrote in message
392AC24A.78E59C0A@istar.ca">news:392AC24A.78E59C0A@istar.ca...
> How many of the cars in a Tanagara set are powered?

Half of them.

Dave

> Clark Morris, cfmtech@istar.ca
>
> Michael Kurkowski wrote:
> >
> > David Bromage <dbromage@fang.omni.com.au> said:
> >
> > >The traction control is very different. Assuming you didn't a bogie
> > >exchange, you couldn't run a 4D in multiple with a Tangara. The 4D was
> > >designed to run in mulitple with a Comeng.
> >
> > Both use 1500vdc Chopper control. Most likely the same unit which fits
into
> > the roof above the drivers cab.
> >
> > This, AFAIK is a software issue, not hardware. Reprogram a 4D TMS to
> > Tangara spec and it should be able to work (after guage and coupler
> > modification) in multiple with a Tangara. IIRC, the 4D was delivered
with
> > Tangara specs, and programmed to work to Comeng specs.
> >
> > (Going by knowledge that I've gathered from this newsgroup, and people
who
> > have worked with them).
> >
> > Michael