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Hi Bluesman7,

Thanks for the information. I'd been using the grinder for around 60 minutes, hollow grinding, when the VFD went Pop.

Great, so I'll just go for a 240V Single Phase Input to 240V 3 Phase Output and wire as before.

Good thing I didn't go for a 380Volt output of the motor would have took off like a jet..

Many...

Good point - My workshop is a wooden shed, so even more risk, but yes, it didn't burn down :-)

Hi Robini,

Thanks for that. It was more the fact that my current VFD has an output of 240 Volts when my motor is 380 Volts?

Thanks for that 32t,

You would think that an IT Project Manager would have tried Google :-)

Like you, I don't really understand a lot of that article, but it seems to indicate that my VSD/VFD...

Hi Guys,

All was well with my grinder and the world until the other day when I heard a 'BANG' as I was grinding a blade.

I suspect that metal dust had got into the VSD (Controller) and shorted...