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ABB MD21 - Page 57

ABB MD21
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0 5 . PR OT EC T I O N F U N C T I O N S 57
Case 2: Autoreclose time<voltage dip< Maximum powerdown time.
45 Autorestart (autoreclose time<voltage dip< Maximum powerdown time)
46 Restart (Voltage dip> Maximum powerdown time)
If power is restored after autoreclose time but before maximum powerdown time, motor
will be restarted after the staggered start delay time.
Case 3: Voltage dip> Maximum powerdown time.
If supply voltage remains below restore level long enough and exceeds maximum
powerdown time, no automatic restart will be initiated.

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