01
Customer:
Date:
Circuit:
Connected load:
What to do if the
AFDD
has tripped?
The outgoing lines may only be
connected or disconnected in a
de-energized state.
01
6LE008001Aa
Press the test button.
1
2
Check the status of
the LED
(Table 1)
To test the product:
AFDD is switched off.
Perform a diagnostic
RCBO-AFDD
LED color-codes
1
2
Indicator
LED Status
LED OFF
AFDD is OFF or internal failure
Blinking RED/GREEN + yellow flag absence
AFDD manually tripped
Blinking RED/GREEN + yellow flag presence
Overload or Short-Circuit
Steady RED
Residual current fault
Only for RCBO-AFDD
Blinking RED/YELLOW
Series arc fault
Blinking RED
Parallel arc fault
Steady YELLOW
Overvoltage
Blinking YELLOW
Internal failure
Contact the
technical support
MCB-AFDD
Table 1: LED status display for a standard troubleshooting
3
3
Check the status of the
yellow flag.
