Posted 6 years ago
Rockyandka…
(4 items)
I do not know what these are... could use a little help here... I am sure these are RR related... thnx in advance!
What are these? | ||
Railroadiana227 of 1343 |
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Posted 6 years ago
Rockyandka…
(4 items)
I do not know what these are... could use a little help here... I am sure these are RR related... thnx in advance!
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There is some useful information about these at this website.
http://www.railroadsignals.us/support/relays/
Electric relays, to switch some device on and off. It has some HUGE coils on it!
Must be quite heavy, beautiful !~