Re: Minor Magical Mystery Tours on CityRail.

["Ron BEST" <ronbest@bigpond.com>]

MattyQ wrote in message <36d287cc.0@news.bris.corplink.com.au>...
>The practice in QR is to provide an illuminated 'X' light on certain
>signals. If the signal is cleared for a non-wired route, the 'X' (non-wired
>route) indicator lights up. A driver of an electric train, on seeing this
>'X' will (hopefully) stop his train.
>
>The QR train numbering system identifies each train as being electric or
>non-electric (amongst other things). In the Brisbane Suburban area, the
>Train Describer system on the UTC software (signalling control) will not
>allow a Train Controller to set a route down an unwired road if the TD No.
>is that of an electric train.
>
What happens if the normal electric locos are replaced by diesels for some
reason? Is there an override, or do they change the train number?
Rgds
Ron BEST
>This system was also in place when the NX panel was in use at Mayne. As a
>result, the only instances of electric trains going down an unwired road is
>in yards and areas where routing discrimination is not in use (ie: signal
>cabins).
>
>Regards
>
>Matt Smith
>Brisbane, Queensland
>Reply to matticue@hotmail.com
>
>You can't slam a revolving door.
>
>Paul Hogan wrote in message ...
>>
>>> >--
>>> A mate used to be signalman at Spotswood years ago. One evening sent on
>an
>>> Up goods towards Melb but forgot to bell the next box that it was an
>>> electric loco. Yep, the panto ran out of catenary.....
>>>
>>> D'oh!!!!!
>>
>>Which is why the then new NSW 85 class electrics were fitted with
>>an illuminated "E" on the front, so highly trained signal box staff
>>wouldn't mistake an electric "box" for a diesel one, and sent it
>>down an unwired road!  (With their yellow front, I guess they
>>*could* have been mistaken for an 80 or 422 on a dark night).
>>
>>I can only assume that this modification was carried out after
>>one or two embarrassing incidents had already occurred.
>>
>>Cheers,
>>
>>Paul Hogan
>>>
>>>
>>
>
>