variable speed drive 1)Power:0.4-500kw 2)Delivery :7 to 15days 3)CE,ISO9001:2000 Approved 4)MOQ:1pc ... and adjust multiple parameters; build in RS485 communication interface with flexible operation; with strong adaptability, stable running, high accuracy, perfect reliability, ... , Plastic machining, Paper & printing, Petrochemical, Textile priting High quality with CE approved variable speed drive(VSD)