Märklin Reversing Units (aka Relays) - Tips and Tricks (part 1) - History & Types - Little Helpers

This mini series is all about Märklin reversing units. Where they come from, where they go wrong and how to fix them.

This episode covers the origins of the technology, its working principles and the different types of reversing units produced between 1938 and 2006.

I hope you enjoy the video. If you do, please help the channel in reaching a wider audience by subscribing or hitting the like button. Super thanks are also available if you'd like to do a bit more for the channel.

Thanks for watching.

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Chapters:
00:00 Introduction
02:20 Origins
07:50 Working principles
10:51 Mechanical reversing units - Perfektschaltung
14:24 1957 update - Wheeled units
16:24 Telex
18:01 1960s - Wheeled EMU/DMU units
18:46 1960s - Simplified reversing unit
21:13 1982 - Electronic pre-reversing units
23:36 1985 - Electronic reversing units
24:41 1988 - 5 star propulsion system
25:25 80s- 90s Custom electronic system boards
25:51 Part 1 Conclusion


Channel email: [email protected]

Subscription:    / @the3rdrail  

The trademarks mentioned in this video are the property of their respective owners and are used for description purposes.

3518 video for an example of the 5star propulsion system:
   • A cheap and neglected auction find......  

Sources:
www.maerklin.de
www.Wikipedia.org


Photos:
Bernd Lenz:
https://www.spurnull-magazin.de/bernd...

3311 reversing unit:
https://moba-hgh.de/images/content/st...


#Märklin #mgleis #analog #wartung #tmrguk #mobaanalog Märklin layout Märklin trains #Spielbahn 3rd rail Umschalter Fahrtrichtungsumschalter Relay Relais relé