Subject:
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Re: Help from the train experts ...
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Newsgroups:
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lugnet.trains
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Date:
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Wed, 10 Jan 2001 03:06:52 GMT
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Viewed:
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577 times
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In lugnet.trains, Larry Pieniazek writes:
> In lugnet.trains, David K. Z. Harris writes:
> > In lugnet.trains, Mike Walsh writes:
> > > In my wanderings in search of suitable pictures, I found this:
> > >
> > > HTTP://ARCHIVE.TRAINPIX.COM/ATSF/EMDORIG/GP60B/331.HTM
> >
> > Strangely, these look like "full-height" units...I say it's
> > odd only because I've only seen this one other time, in Edmonton,
> > and the CN units were between 1/2 and 2/3 as tall as normal units.
> > It seemed like you could put them in front of a normal locomotive,
> > and the engineer could see over it.
>
> I'm not sure what CN units you're referring to.
>
> > Would the term 'slug' apply to either
> > style, regardless of height?
>
> No.
> If they're cut down, they're definitely slugs. Slugs don't need the prime
> mover, radiator, blowers, dynamic brake vents and cooling fans, etc., since
> they've been castrated.
>
> This GP60B is a real loco not just traction motors and a frame. It has all
> the stuff you'd expect a full blooded loco to have except a cab. So it needs
> all the space a full blooded loco needs, except at the cab spot. So it's a
> B. ( or Booster... There are those that claim "A" is a back formation from
> "B" but no one knows for sure. There's credence to that since what is it
> that "A" stands for???)
>
> Not all slugs are cut down but they typically are, precisely because the
> engineer needs to be able to see over them. (2 slugs and one real loco
> typically have the loco in the center. MOST locos do not have massive
> electrical cables coming out of them, so the loco-slug mating is usually
> semi permanent... most locos only have MU hoses. Slugs are parasitic and
> need the juice)
>
> ++Lar
A slug runs off the excess current produced by the unit it is mated to.
Slugs are used in low-speed service such as switching in a yard, where
tractive effort is more important than speed. The vast majority of slugs are
old locomotives cut down, there are very few purpose-built slugs. -Harvey
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Message has 1 Reply:
 | | Re: Help from the train experts ...
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| (...) OK, so I'm not crazy (not legally, anyway! ;-) I only saw them in a large yard, in Edmonton, near the airport. Never on the roads...and I don't think I ever saw a 'real' "B" unit before the pictures I saw today. (In the SF Bay Area, I'm on one (...) (24 years ago, 10-Jan-01, to lugnet.trains)
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Message is in Reply To:
| | Re: Help from the train experts ...
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| (...) I'm not sure what CN units you're referring to. (...) No. If they're cut down, they're definitely slugs. Slugs don't need the prime mover, radiator, blowers, dynamic brake vents and cooling fans, etc., since they've been castrated. This GP60B (...) (24 years ago, 10-Jan-01, to lugnet.trains)
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