Danfoss Vlt Error Code 2563 Portable -
Confirm that motor cables are shielded and that the shields are properly clamped to the decoupling plate of the drive.
Did this error happen , or after a configuration change ?
Hold , [Main Menu] , and [OK] simultaneously while powering up.
Lock out and tag out (LOTO) the main power to the Danfoss VLT drive. Danfoss Vlt Error Code 2563
Use a Megger (insulation resistance tester) to test the insulation resistance between each phase and between each phase and ground.
To effectively troubleshoot Error Code 2563, follow these steps:
Confirm that network communication cables (Ethernet, Modbus, Profibus) use twisted-pair shielded cables and that the shield is grounded correctly at the drive end. Confirm that motor cables are shielded and that
What is installed? (e.g., PROFINET, EtherNet/IP, PROFIBUS)
is a protective alarm, not a nuisance trip. It is your drive telling you that its electronic “heart” (the IGBTs) is overheating. Treat it with urgency.
A missing phase on the supply side or high voltage imbalance. Lock out and tag out (LOTO) the main
Go to and Parameter 15-60 to 15-63 (Option Ident) .
Error Code 2563 specifically registers as an . It occurs when the drive’s main control card fails to establish a secure, timely data handshake with an integrated option card (such as a Profibus, PROFINET, EtherNet/IP, or extended I/O module) or experiences an internal memory allocation timeout during initialization. Primary Causes of Danfoss VLT Error 2563