Alpha EF1 fault code meaning

Alpha / EF1

Series: ALPHA6000

External fault on terminals X1–X8 (X1–X5 only on 3004GB/35R5PB and below)

AC drive

Meaning:

Possible causes

Source:

Series: ALPHA6000E

Terminals X1–X5

AC drive

Meaning:

Possible causes

Source:

Series: ALPHA6000F

External fault on terminals X1–X8 (X1–X5 only on 35R5PB and below)

AC drive

Meaning:

Possible causes

Source:

Series: ALPHA6000S/6000V/6700S

External fault on terminals X1–X10 (X1–X5 only on 3004GB and below)

AC drive

Meaning:

Possible causes

Source: