LED Color State Description
OC Fwd/Rv Green/Red OFF Directional overcurrent
fault detection
condition is not
detected
OC Fwd/Rv
Green/Red ON Directional overcurrent
fault detection
condition is detected.
LED color indication is
as per configuration
and fault detection
direction.
Non Dir EF
Red OFF Non-directional earth-
fault detection
condition is not
detected
Non Dir EF
Red ON Non-directional earth-
fault detection
condition is detected
EF Fwd/Rv
Green/Red OFF Directional earth-fault
detection condition is
not detected
EF Fwd/Rv
Green/Red ON Directional earth-fault
condition is detected.
LED color indication is
as per configuration
and fault detection
direction.
Table 177: LED indicators (SIM4F modules)
LED
Color State Description
Ready Green ON Module is ready
Ready Green Flashing Module is powered on,
configuration is
pending
IRF
Red OFF Module is healthy
IRF Red ON Module is in error
condition
IRF Red Flashing Module is in warning
condition
Inrush Green OFF Inrush fault condition is
not detected
Inrush Green ON Inrush fault condition is
detected
Fault Direction
Indication
Green OFF Fault direction
indication fault
condition is not
detected
Fault Direction
Indication
Green ON Fault direction
indication fault
condition is detected
Table continues on next page
1MRS757488 H Section 9
Troubleshooting
RIO600 275
Installation and Commissioning Manual
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