On 2011-07-05, Spehro Pefhany wrote:

Will any commonly available 240V VFDs go up to 400Hz?

Some of the Mitsubishi ones will. Possibly others. You need to
go into the configuration options to enable going that high.

Need around
7.5HP.

O.K. No knowledge about that. I have a 3 HP one which will go
up to 400 Hz if properly configured.

Good Luck,
DoN.

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