1 x 1.5KW Square Air cooled spindle motor ( ER11 ,220V,24000rpm,4 bearings,400Hz). 1 x 2.2KW VFD Inverter 220V. Collet size: ER11. VFD's V= Spindle's V1. VFD's W= Spindle's W1. VFD's U= Spindle's U1. The upgraded version of the top junction box makes the spindle wiring simpler and safer.
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