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Old May 13th 09, 09:37 PM posted to uk.railway,uk.transport.london
Tom Anderson Tom Anderson is offline
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First recorded activity at LondonBanter: Oct 2003
Posts: 3,188
Default Sense seen on Crossrail at last?

On Wed, 13 May 2009, GazK wrote:

GazK wrote:
1506 wrote:

IMHO It is very likely that I Kingdom Brunel would welcome
electrification. He seemed very keen to find a better, cleaner form
of motive power.


He would have insisted on using 3 phase 37.278kV* electrification at
16.25Hz fed through side contact 3rd and 4th rail - and bugger the
through running!

* there is a logic behind this number. See if you can work it out!


OK, No one got it, so I'll explain: 7"0.25"" divided by 4"8.5" multiplied by
25kV = 37.278kV.


Oh, very good!

Well I thought it was funny. Mine's the one with the HV flashes on the
pockets...


And make sure you don't forget your Miss Nerd UTL tiara.

tom

--
If it ain't broke, open it up and see what makes it so bloody special.