ABB REF601 CEI - Page 14

1MDU07205-YN rev. F
REF601 CEI
User’s manual
14
The internal fault code indicates the type of internal IED fault. When a fault appears,
document the code and state it when ordering the service.
Fig. 2 – Internal fault indication and codes
REF601 overview
Flash Memory Fault
Power ON RAM
check fault
Power ON EEPROM
check fault
Internal supply
voltage check
Gain check fault
Runtime RAM check
fault
I R F 0 0 1
I R F 0 0 2
I R F 0 0 4
I R F 0 0 8
I R F 0 1 6
I R F 0 3 2
I R F 0 6 4
Runtime EEPROM
check fault