Have you seen AC coaches or non-AC coaches? The train AC unit, or RMPU (Roof Mounted AC Unit) as it's normally installed on the roof of an AC coach, was demonstrated in a video today. This video showed the internal parts and its working system.
You can find more videos related to trains via the link below.
Railway Swingnose crossing
https://youtu.be/Xqc7TLr8q6A
Electric Motor
https://youtu.be/xtVzj9Au63k
Railway Bridge
https://youtu.be/3hJreF5QVc0
If you prefer to watch the video in हिन्दी, click the link below
https://www.youtube.com/c/LetsGrowUpHindi
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