The Haas VF-5/50TR is a 5-axis, 50-taper vertical machining center with a 30 horsepower spindle motor that has a maximum speed of 7,500 rpm and a maximum torque of 340 ft-lbf at 700 rpm. 

For a 30 HP Spindle Motor on a VF-5/50TR the required phase converter to use is a GP60NL - 60 HP Rotary Phase Converter from Phoenix Phase Converters.