Incorrect response of the earth-fault monitoring (corrected in 8400 HighLine from V11.0, TopLine from V01.12)

Eliminated as of:
HighLine with firmware version V11.00
TopLine with firmware version V01.12

Behaviour of the new version?
The error is corrected with the above-mentioned firmware version.



What happens?
The earth-fault monitoring is triggered. The inverter changes to the 'Fault' status with the 'OC2' error message.

When does the problem occur
Due to a dead time in the current sensor system, the earth-fault monitoring is triggered when a very dynamic current rise occurs.

Which products are affected?
HighLine with firmware version V10.00
TopLine with firmware version V01.10

Diagnostics options?
The inverter is in the 'Fault' status and the 'OC2' error message is shown.

Short-term measures/recommendations?
None

Evaluation:
The error occurs extremely rarely and can be acknowledged without the implementation of further measures.

URL for linking this AKB article: https://www.lenze.com/en-de/go/akb/201205293/1/
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