what is difference between acs800 drive and acs 880 drive
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ACS880 is the new series of ABB. The major difference between the two series:
ACS880 have STO embedded and FSO modules for safety application.
ACS880 have new processor and power IGBT, for better DTC control of motor.
ACS880 have more intuitive control panel and commissioning sw
ACS880 have memory unit to save application
One short overview of the new performance of ACS 880 in the attached file
Hope this help you