Issue:
OBF fault on the ATV12

Product Line:
Altivar Machine, ATV12

Environment:
All serial numbers

Cause:
• Braking too sudden or driving load too high

Resolution:
• Increase the deceleration time
• Install a module unit with a braking resistor if necessary
• Check the line supply voltage, to be sure that it is under the maximum acceptable (20% over maximum line supply during run status)
• Monitor for voltage surges and spikes

Udgivet til: Schneider Electric Danmark