Lenze ECSCExxx Power supply module - Manual (Page 119)

Troubleshooting and fault elimination
Fault analysis
Fault analysis via the LED display
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119 EDBCSXE040 EN 7.0
11 Troubleshooting and fault elimination
Failures can be quickly detected and classified by means of display elements or status
messages via the MotionBus (CAN).
Display elements and status messages provide a rough classification of the trouble.
The chapter "11.2 Fault messages" (
¶ 122)contains notes on causes and deletion of
faults.
11.1 Fault analysis
11.1.1 Fault analysis via the LED display
LED Operating status Check
Red Green
Off On Module enabled, no fault
Off Blinking Module inhibited (CINH), switch−on inhibit C0183
Blinking, 1 Hz Off Error (TRIP) / error short−circuit braking (short−circuit
braking TRIP) C0168/1
Blinking, 3 Hz Off Message C0183, C0168/1
Blinking, 1 Hz Blinking Warning with inhibited module
C0183, C0168/1
Blinking, 1 Hz On Warning with enabled module
11.1.2 Fault analysis with keypad XT EMZ9371BC
The status messages in the display give information on the device state.
Display Device state Check
RDY Ready for operation, inhibit can be set C0183, C0168/1
IMP Power stage inhibited C0183, C0168/1
Imax Maximum current reached
Fail Fault caused by TRIP, short−circuit braking TRIP, message or
warning C0183, C0168/1