Cam Switch originally from Germany. 200A on off.
cooper enameled wire PVF type
1.05mm, 1.95mm, 2.15mm, 2.65mm, 2.70mm, 2.90mm, 3.00mm
This type of enameled wire were used to soak into oil inside the travo. They have special insulating that can stand inside soak of oil. Also the brand is Supreme which is no 1 enameled wire in Indonesia.