On Sat, Jan 1, 2022, 12:33 Paul Koning via cctalk <[email protected]>
wrote:

> Largely true, but some disk drives (RP06?  RP04?) use 3-phase spindle
> motors.
>

The RP06 has 3-phase power input (and output, phase-rotated, for a second
drive), but uses a single phase spindle motor. The US version runs the
spindle between two phases, nominally 208V, but the motor is rated for
operation on a range that spans 208V and 240V.

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