Alarms, faults and system messages
9.4 Faults
Inverter cabinet units
Operating Instructions, 12/2014, A5E32923362A
441
Figure 9-7
Complete fault buffer
Acknowledgement
In most cases, you have the following options to acknowledge a fault:
●
Switch-off the inverter power supply and switch-on again.
●
Acknowledgement signal at digital input 2
●
Acknowledgement signal in bit 7 of control word 1 (r0054) for Control Units with fieldbus
interface
Faults detected during the inverter-internal monitoring of hardware and firmware can be
acknowledged only by switching the supply voltage off and on again. The list of faults in the
List Manual contains a note on this limited acknowledgement possibility.
Summary of Contents for SINAMICS G120P
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