... ,9G,12G,14G,16GWeaving speed Variable frequency,6-block control ,easy adjustment(operation display), highest speed of 1 ... shutle box,mobile machine,voltage instability (frequency-conversion protection)Control system types,amount,mobile track,cloth wrapping,weaving speed ... Density adjustment stepping motor 1-150(8-block control) requirements on power supply andelectrical machine AC220,50HZ,drivde motor ...