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13.7.16 Inverter Fault Codes
LCD Display Message
NO ERROR
OVERCURRENT (ACCEL)
(PRESS CLEAR)
OVERCURRENT (DECEL)
(PRESS CLEAR)
OVERCURRENT (RUN)
(PRESS CLEAR)
LOAD-END OVERCURRENT
(PRESS CLEAR)
U-PHASE SHORT CKT
(PRESS CLEAR)
V-PHASE SHORT CKT
(PRESS CLEAR)
W-PHASE SHORT CKT
(PRESS CLEAR)
LOST INPUT PHASE
(PRESS CLEAR)
LOST OUTPUT PHASE
(PRESS CLEAR)
OVERVOLTAGE (ACCEL)
(PRESS CLEAR)
OVERVOLTAGE (DECEL)
(PRESS CLEAR)
OVERVOLTAGE (RUN)
(PRESS CLEAR)
INVERTER OVERLOAD
(PRESS CLEAR)
MOTOR OVERLOAD
(PRESS CLEAR)
DBR OVERLOAD TRIP
(PRESS CLEAR)
OVERHEAT TRIP
(PRESS CLEAR)
EMERGENCY OFF
(PRESS CLEAR)
EEPROM WRITE FAILURE
(PRESS CLEAR)
EEPROM READ FAILURE
(PRESS CLEAR)
RAM ERROR
(PRESS CLEAR)
ROM ERROR
(PRESS CLEAR)
CPU ERROR
(PRESS CLEAR)
COMMUNICATION ERROR
(PRESS CLEAR)
GATE ARRAY FAULT
(PRESS CLEAR)
CURRENT DETECT ERROR
(PRESS CLEAR)
Data
(Hex)
××00
No error has been recorded since the last inverter reset or trip clear
××01
Overcurrent during acceleration
××02
Overcurrent during deceleration
××03
Overcurrent during constant-speed run
××04
Load-end overcurrent detected at start-up (output terminals, motor wiring
etc.)
××05
U-phase armature short circuit
××06
V-phase armature short circuit
××07
W-phase armature short circuit
××08
Lost input phase (option)
××09
Lost output phase (option)
××0A
Overvoltage during acceleration
××0B
Overvoltage during deceleration
××0C
Overvoltage during constant-speed run
××0D
Inverter overload
××0E
Motor overload
××0F
Dynamic braking resistor overload
××10
Inverter overheat
××11
Emergency off
××12
EEPROM failure during write
××13
EEPROM failure during initial read
××14
Unused
××15
RAM error
××16
ROM error
××17
CPU error
××18
RS232C timer time-out
××19
Gate array error
××1A
Output current detection circuit error
90
Explanation
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