Danfoss Vlt Error Code 2563 Jun 2026

A failed IGBT test confirms that the power section of the drive has failed, and a full board-level repair is needed.

If the resistance is low (typically

To troubleshoot error code 2563, follow these step-by-step procedures:

The screen blanked for a second, and then the red light blinked aggressively again. ALARM 2563 Danfoss Vlt Error Code 2563

Turn off the power, wait for the display to go dark, and restart.

If the VFD is mounted directly on a high-vibration machine frame, relocate it to a dedicated electrical enclosure or use rubber vibration isolators.

Danfoss VLT series drives, there is no single "Error Code 2563." Instead, this likely refers to Alarm 38 (Internal Fault) with a specific sub-code of Overview of Alarm 38 A failed IGBT test confirms that the power

Ensure that all (motor and control) are properly bonded at both ends with a 360-degree connection.

If the insulation test failed, re-insulate or replace the motor cables.

Disconnect mains power and wait for the display to turn off. If the VFD is mounted directly on a

I can provide the specific parameter paths and wiring diagrams for your exact setup. Share public link

1-800-828-6344 Service bulletin reference: AN-2563-2024 (Power Card EEPROM Integrity)

If the error persists, you may need to reset the drive to its default settings. For many VLT models, this is done by pressing the [Status] , [Main Menu] , and [OK] buttons simultaneously while powering up the unit. Note: This will erase all custom parameter settings.