The VF-6/50 is a vertical machining center from Haas that has a 30 horsepower spindle motor. It has a 50-taper spindle with a two-speed gearbox and a spindle speed of 7,500 rpm.
For a 30 HP Spindle Motor on a VF-6/50 the required phase converter to use is a GP60NL - 60 HP Rotary Phase Converter from Phoenix Phase Converters.