1962 relay logic Otis elevator

Описание к видео 1962 relay logic Otis elevator

None of this exists now, except as a collection of parts that I have now and will be putting together into a working demonstration simulator.
Several youtube videos and websites that sing the praises of modernized lift controls fail to realize that most of these old installations did not allow the MG's (Motor-Generator) to run continuously, as demonstrated here.

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