Abb acs550 fault codes list pdf

At the bottom of this page there is a link to the diagnostics section of the user manual for the ABB ACH drive that gives further information for troubleshooting, if needed. Temperature is at or above limit.

Do not attempt any measurement, parts replacement or other service procedure not described in this manual. Such action will void the warranty, may endanger correct operation, and increase downtime and expense. All electrical installation and maintenance work described in this chapter should only be undertaken by qualified service personnel. The Safety instructions on the first pages of this manual must be followed. The form of the display depends on the severity of the error. The fault code on the control panel display is temporary.

Abb acs550 fault codes list pdf

The fault name is shown in long form along with some possible causes and corrective actions that may be taken. Check for and correct:. Temperature is at or above limit. Motor is operating in the stall region. Check for and. The drive monitors for ground faults while the drive is running and while the drive is not running. Detection is more sensitive when the drive is not running and can produce false positives. Note: Disabling earth fault ground fault may void the warranty. The thermistor measuring the internal temperature of the drive is open or shorted. A communication-related problem has been detected on the fiber optic link between the control and OINT boards. Exceptionally low voltage detected on the OINT power supply. Current measurement is out of range.

If an external source for start command is selected and it is active, the ACH may start immediately after fault reset.

In the process of operation of the frequency converter, sooner or later problems related to its correct operation arise. Errors and failures can occur both when turning on setting the frequency converter and during its operation. If most errors occur, the inverter stops working. The reaction to some errors can be programmed. For example, if a fault occurs the frequency converter can stop or continue to run by issuing a fault message.

Table Of Contents. Table of Contents. Quick Links. Acs Drives 0. AcsU1 Drives 1. Previous Page. Next Page. All Rights Reserved. The maximum allowed number of charging cycles of the DC capacitors i. Never attempt to repair a malfunctioning drive; contact the factory or your local Authorized Service Center for replacement.

Abb acs550 fault codes list pdf

Currently this feature is not available for Installations. Low Voltage AC Drives. Legacy AC Drives.

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The drive heat sink is overheating. The message returns periodically as long as the alarm condition exists. In the process of operation of the frequency converter, sooner or later problems related to its correct operation arise. This message is related to the previous one and some extent duplicates it. See Fault resetting on page In addition, if there are problems with the initial start-up, there is a possibility of an error in the connection of control circuits start-up. Professional Documents. Motor is operating in the stall region. This is normal the first time the motor is run after motor parameters are entered or changed. Temperature is at or above limit. Error internal to the drive. Check for and. Thanks to standardized parts, installation is also no problem.

The fault name is shown in long form along with some possible causes and corrective actions that may be taken. Check for and correct:.

Contact your local ABB sales representative. The thermistor measuring the internal temperature of the drive is open or shorted. Note: Disabling earth fault ground fault may void the warranty. Field Trouble Shooting Guide. These codes are not used as of the publication of this manual. These modes are mutually incompatible, because PFA interlocks cannot be observed in the override mode. This message appears when the DC link voltage exceeds the allowable threshold. Temperature is at or above limit. What is Scribd? Eltra Trade Blog. This problem can be solved in several ways - increase the braking time, apply a braking resistor, disable braking stopping the motor at free coasting , raise the limit level of overvoltage limitation if possible. Check for and correct:.