13 | Diagnostics STOBER
184
02/2019 | ID 442728.05
13.3.4 Event 33: Overcurrent
The drive controller is interrupted if:
§ U30 = 0: Inactive
Response:
§ The power unit is disabled and axis movement is no longer controlled by the drive controller
§ The brakes are no longer controlled by the drive controller and engage in the event of an
inactive release override (F06)
The drive controller is interrupted with emergency braking if:
§ U30 = 1: Active and
§ A29 = 1: Active for STOBER device controller
or
§ U30 = 1: Active and
§ A540 = 2: slow down on quick stop ramp for CiA 402 device controller
Response:
§ The axis is stopped by emergency braking; the brakes are no longer controlled by the drive
controller and engage in the event of an inactive release override (F06)
§ At the end of emergency braking, the power unit is disabled and axis movement is no longer
controlled by the drive controller
Cause Check and action
Short acceleration times Check the actual current using the scope image and reduce the
acceleration values if necessary (E00)
Large torque/force limits Check the actual current using the scope image (E00) and reduce the
torque/force limits if necessary (C03, C05)
Wrong drive controller design Check the design and change the drive controller type if necessary
Tab. 187: Event 33 – Causes and actions
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