ABB ACH550 Error 15: EXTERNAL FLT 2

AC drive · taken from the manufacturer’s manual, pages cited

Fault code15

EXTERNAL FLT 2 indicates a digital input defined for second external fault has been activated. The manual's first action is: “See parameter 3004 EXTERNAL FAULT 2.”

Model
ABB ACH550
Display shows
EXTERNAL FLT 2 (15)
Type
Fault code
Source
Manual p. 25

What 15 means

EXTERNAL FLT 2 p. 25

Common causes

  • Digital input defined to report second external fault is active. p. 25

What to do

  1. See parameter 3004 EXTERNAL FAULT 2. p. 25

Before you service the product, read the safety instructions in the manual p. 2.

If 15 is still not resolved

  • contact the factory or your local Authorized Service Center for repair or replacement. p. 2
    “Never attempt to repair a malfunctioning ACH550; contact the factory or your local Authorized Service Center for repair or replacement.”
Open the manual at page 25 All ACH550 error codes Manual details & download

This page summarises what the manufacturer’s manual says about 15; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with ABB. Found a mistake? Report an error.