7
Troubleshooting and fault elimination
Display elements
7
Troubleshooting and fault elimination
7.1
Display elements
The two LEDs at the front of the regenerative power supply module indicate the operating
status:
Pos.
1
130
Status
Description
green
red
on
off
l
The regenerative power supply module is connected to the mains voltage and
is ready for operation.
l
No faults.
off
on
Active fault
l
off
off
Mains voltage is switched off
l
Mains phase L2 or L3 failed
l
EDBMB9340 DE/EN/FR 12.0