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> The cans are full of mineral oil, or sometimes vegetable oil! (Why are they full of oil? I don't know; I guess for insulation. But I could probably find out.)
by Slansitartop 9y ago
> The cans are full of mineral oil, or sometimes vegetable oil! (Why are they full of oil? I don't know; I guess for insulation. But I could probably find out.)
I think the oil's for cooling, actually.
- i1856511 9y agoIsn't it also to keep a pressurized environment in the can and prevent moisture leaking in, resulting in rust? I was reading up on these too recently. Oil is also used in large circuit breakers to extinguish electrical arcs.[1] [1] https://youtu.be/rDiPKEThLVI?t=7m15s https://youtu.be/rDiPKEThLVI?t=7m15s
- Caveman_Coder 9y agoIt acts as a coolant as well as winding insulator.
- Neil44 9y agoI thought it was interesting so I looked it up. https://en.m.wikipedia.org/wiki/Transformer_oil https://en.m.wikipedia.org/wiki/Transformer_oil
- deleted 9y ago[deleted]
- Slansitartop 9y ago> Its functions are to insulate, suppress corona discharge and arcing, and to serve as a coolant.
- n17r4m 9y agoLwta swrt JOIN OF SRrt.