... 7G,9G,12G,14G,16GWeaving speed Variable frequency,6-block control ,easy adjustment(operation display), highest speed of ... package cutting yarn ,breaking,fumu,trangle machine,density televsion,shutle box,mobile machine,voltage instability (frequency-conversion protection)Control ... stepping motor 1-150(8-block control) requirements on power supply andelectrical machine AC220,50HZ,drivde motor of ...