Perhaps the copper top pans are a special order for CAF?
They are needed because of the high currents needed to charge the
super-capacitors as quickly as possible.
I understand that initial problems included the pantos welding to the power
bar due to these high currents.
Mal Rowe - who had a look a few years back.
On Sat, Apr 13, 2024 at 8:34 PM Tony Galloway arg@...> wrote:
> Pantograph failures eh?
>
> I’m sure no-one thought of that. The first CAF wireless installation was
> in Zaragoza and it uses surface charging like at Westmead, this overhead
> thingy in Newcastle looks like they did a one-off for some reason.
>
> I think that all that was considered with this line was that it is a gap
> filler to replace the railway, with the potential for extension not
> considered. If the line is extended they might give up the wireless
> operation as a failed gimmick and impediment to reliability.
>
> One should always have hope...
>
> And in the future the same for the PLR and George St, once the irrational
> aversion to overhead wires has faded and no-one cares any more.
>
> Tony
>
> On 13 Apr 2024, at 19:56, 'bblunt3473@yahoo.com' via TramsDownUnder <
>tramsdownunder@...> wrote:
>
> Apparently CAF is playing silly buggers with supplying support and spares
> to leverage getting the maintenance contract from KDH.
>
>
> On Saturday, 13 April 2024 at 07:27:00 pm AEST, TP <
>historyworks@...> wrote:
>
>
> I can't read it, but I get the drift of what it's about. The project was
> undertaken without any long-term consideration of what happens when the
> line is extended one day. The service can't run all the way out to
> Newcastle Hospital, or wherever, stopping for 45 seconds at every stop. It
> will have to be converted to an OHW system. At the most, to avoid the
> humiliation of relinquishing the wireless section at the eastern end, they
> could convert the existing section of line to in-motion charging, with a
> charging point at the eastern terminus - like the Parramatta line at the
> western end. I guess, in fairness, they couldn't do this at the beginning
> as such a system needs a long wired section on which to charge and the
> present line is too short to do this. They must have thought that the
> present piece of wireless technology was a good interim solution - until
> such time as the proprietor of the technology runs out of spare parts.
>
> Tony P
>
> On Saturday 13 April 2024 at 15:42:34 UTC+10 Tony Galloway wrote:
>
> Yeah, they don’t make it easy.
>
> I tried to post this, but the paywall blocked it.
>
> I also tried putting the newspaper page you posted in photos, but the
> resolution was too blurry to read the text.
>
> How long before sense prevails and some wire is strung?
>
> Tony
>
> On 13 Apr 2024, at 15:18, 'bblun...@yahoo.com' via TramsDownUnder <
>tramsdo...@...> wrote:
>
> Hopefully some of you may be able to bypass the paywall:
>
> <1712985513193blob.jpg>
>
>
> Dispute with Spanish maker leaves Newcastle tram laid up for two years
> https://www.newcastleherald.com.au/story/8589846/row-with-spanish-maker-leaves-newcastle-tram-laid-up-two-years/
>
> Dispute with Spanish maker leaves Newcastle tram laid up for two years
> The trams are experiencing problems with their onboard batteries.
>
> https://www.newcastleherald.com.au/story/8589846/row-with-spanish-maker-leaves-newcastle-tram-laid-up-two-years/
>
>
>
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Mal Rowe - AU