Lenze 4800 Manual page 246

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8 Troubleshooting and fault elimination
Warning!
During troubleshooting, the drive should always be disconnected from the mains
supply for safety reasons.
The controller is equipped with several functions to protect it from impermissible
operating conditions. If one of the protection functions is activated, the controller
sets Pulse Inhibit (IMP) or TRIP, warning or message and/or resets the signal
"Ready for operation (RDY) - depending on the monitoring selected.
( Faults during operation are immediately displayed or indicated through a
( The fault can be analysed with the history buffer (chapter 8.2) and the list in
( The list in chapter 8.3 indicates how to eliminate the fault.
8.1 Troubleshooting
8.1.1 Display on the operating unit of the controller
The LEDs RDY and IMP show the controller status.
FAIL =
FAIL
P
3
P
P
3
3
3 : on
Troubleshooting and fault elimination
status information (chapter 8.1).
chapter 8.3.
3
: TRIP or message or warning is active
RDY
3
P
P
3
3
3
P : off
IMP Check
P
Controller enabled; no fault
3
C065, C066, C067
3
C183, C067
3
C183
P
C065, C066
3
C065, C066, C067, C183
48XX/49XXSHB0399
8-1