What causes a BrF Brake Feedback Fault on an ATV340 series drive?

Issue:
Causes of BrF fault on an ATV340.

Product Line:
ATV340

Environment:
Brake Logic Control function is being used.

Cause:
The status of the brake feedback contact is not matching the brake logic control parameters.
The brake does not stop the motor quickly enough (detected by measuring the speed on the "Pulse
input" input).

Resolution:
- Verify the brake feedback circuit.
- Verify the brake logic control circuit.
- Verify the brake behavior
- Verify the Decel Ramp Adapt parameter has been changed to NO

Publicerad för:Schneider Electric Sverige