... 50Hz→0Hz→Reverse running 50Hz→0Hz. Application: Knitting Machine, compressor, extruding machine, injection machine, motor, braiding machine, pressure fan, forced draught blower, blower, ... -off machine, slitter, Cutting machine, conveyor, pump, grinder, cluster, glazing machine, polisher, polishing machine, laundry-drier, drying machine, ball crusher, ball grinding mill, drawing machine VTdrive ...