u/Discrete_step0001

How to troubleshoot relays when you dont have a schematic diagram?

Hey folks, at my work we got a lot of chinese electric cabins with dozens of relays to control process automation. Do u have tips on how to find out when something is not working? Lets say when some relays are involved but u dont know which one because u dont have schematics

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u/Discrete_step0001 — 12 days ago