Re: Substation spacing - 3rd rail - Article 35 - go-pugleaf

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Re: Substation spacing - 3rd rail

#35

From: David Hansen
Date: Wed, 11 Sep 2002 11:30

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Angus Bryant <atb23@cam.ac.uk> wrote in message
news:3D7F0C83.CFB890A2@cam.ac.uk...

> I seem to remember that those installed on the Jubilee Line were aluminium
(it's
> pretty easy to see), which has a greatly reduced resistance - about 30
times lower
> than steel I think.  Are these rails solid aluminium alloy, or are they
steel with
> an aluminium outer layer?

I imagine that they are aluminium (alloy), with a steel contact strip.

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From: "David Hansen" <SENDdavidNOhSPAM@spidacom.co.uk>
Newsgroups: uk.rec.models.rail,uk.railway,uk.transport.london,aus.rail
Subject: Re: Substation spacing - 3rd rail
Date: Wed, 11 Sep 2002 12:30:17 +0100
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