[PRCo] Re: Changing Track Switches

[Fred Schneider]

I think Philly uses Identra but it can be overridden by the old resistance system where you pull power going through the switch contactor.   


On Feb 27, 2011, at 8:29 PM, Herb Brannon wrote:

> As we know, PRCo/PATransit PCC car (using trolley poles) operators changed
> automatic track switches by using the "Track Switch" control on the dash.
> Now with the PAT LRV cars (using pantographs) the routes and switches are
> set by computer. This is also true in Cleveland on the entire Red Line and
> the Green and Blue (former Shaker Hgts Rapid) Lines as far East as E. 79th
> Station. After that its back to old style manual control on the Shaker
> lines. Now, SEPTA still uses trolley poles so the "Track Switch" on the
> operators console is probably still there and is used. On the other hand,
> most systems now use pantographs. Like for instance MUNI in San Francisco
> and I'm sure they have a lot of switches to go through. My question is, how
> do the systems using pantograph current collection change track switches? I
> know how it's done in Cleveland, but not other places. Anyone know?
> -- 
> Herb Brannon
> In Cuyahoga Valley National Park
> 
> 
>