ABB ACH550 Error 2002: OVERVOLTAGE

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

Fault code2002

The drive has detected an overvoltage condition because the over voltage controller is active. The manual's first action is: “Check for and correct: • Static or transient overvoltages in the input power supply. • Insufficient deceleration time (parameters 2203 DECELER TIME 1 and 2206 DECELER TIME 2). • Interaction with external input filter.”

Model
ABB ACH550
Display shows
OVERVOLTAGE (2002)
Type
Fault code
Source
Manual p. 29

What 2002 means

OVERVOLTAGE p. 29

Common causes

  • Over voltage controller is active. p. 29

What to do

  1. Check for and correct: • Static or transient overvoltages in the input power supply. • Insufficient deceleration time (parameters 2203 DECELER TIME 1 and 2206 DECELER TIME 2). • Interaction with external input filter. p. 29

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

If 2002 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 29 All ACH550 error codes Manual details & download

This page summarises what the manufacturer’s manual says about 2002; 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.