STEP 55 fault code meaning

STEP / 55

Series: AS300

Door-open obstruction fault (alarm)

AC drive

Meaning:

Possible causes

Source:

Series: AS300A

Motor overtemperature

door controller

Meaning:

Possible causes

Source:

Series: AS500S, ET6/EP6/EH6

Mains phase sequence error

AC drive

Meaning:

Possible causes

Source:

Series: B8000, G9000+, G9000, SMARTX

Register fault

AC drive

Meaning:

Possible causes

Source:

Series: ES6

Mains phase sequence error

AC drive

Meaning:

Possible causes

Source: