... to 15days 3)CE,ISO9001:2000 Approved 4)MOQ:1pc three phase frequency converter ALPHA 6000 series magnetic flux vector control frequency ... braking unit4. Use 32 bit high speed CPU special for motor control 5. Simple PLC multi-step control function6. Bulit-in ... , Metal, Plastic machining, Paper & printing, Petrochemical, Textile priting ALPHA 380V three phase frequency converter