Re: Three Position Signalling

[cmgord@ecr.mu.oz.au (Christopher_Martin GORDON)]

: > There were three at Ringwood, 28 up move out of no.2A (centre road), 30
: > up move from no.1 (back road) to either siding 'e' or the up line, and
: > 21 set back from up line to either No.3, No.2A, No.2 or No.1.

Sorry forgot to add there was one from siding 'A' to the down (no.3) platform
No.33 but this was removed (along with siding 'A') in 1994.


: > All three were operated by wire from the signal box.  They had red and
: > yellow lenses and worked in the upper quandrant.  So that would make them
: > a three position signal (since a two position dwarf works in the lower
: > quandrant and has red and green lenses, see post 7 at Showgrounds Refuge
: > Siding)

: Also, a three position dwarf can display up to three positions, but only a power
: operated 3P dwarf can display Clear Low Speed.  Mechanical 3P dwarfs can only
: display Stop & Caution Low Speed.

So Kensington is the last place to find a mechanical three position dwarf,
Showgrounds is the last place to find a mechanical two position dwarf, and
Dandenong and Spotswood are the last places to find a motor operated dwarf?


: --
: Mr Notagunzel.
: Rail Transportation Connoisseur.
: notagunzel@bigfoot.com
: (Waiting for any move at http://www.bigfoot.com/~notagunzel)



--

Chris Gordon
http://www.ecr.mu.oz.au/~cmgord

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