STEP 21 fault code meaning

STEP / 21

Series: AS180, AS450, AS500, AS600N, AS620, ME500

Abc overcurrent

AC drive

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Series: AS180N, AS500S, AS-M210, ET6/EP6/EH6

Abc overcurrent

AC drive

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Series: AS300

Software overcurrent (abc phase instantaneous overcurrent)

AC drive

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Series: AS300A

Locked rotor

door controller

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Series: AS360, AS390, B8000

Motor overheat

AC drive

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Series: AS380

Motor overheat

AC drive

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Series: AS510

Abc overcurrent

AC drive

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Series: C100

Emergency stop

AC drive

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Series: C7000+

Motor overheat

AC drive

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Series: G9000+, G9000, SMARTX

Motor overheat

AC drive

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Series: SD380

Locked rotor

door controller

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