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List Of Fault Or Alarm Indications - Mitsubishi Electric FR-E700 Basic Instruction Manual

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4.2

List of fault or alarm indications

Operation Panel
Indication
E---
HOLD
to
Er1 to 4
Err.
OL
oL
RB
TH
PS
MT
UV
FN
E.OC1
E.OC2
E.OC3
E.OV1
E.OV2
E.OV3
E.THT
E.THM
E.FIN
Refer
Name
to
Page
Faults history
108
Operation panel lock
98
Parameter write error
98
98
Inverter reset
Stall prevention
99
(overcurrent)
Stall prevention
99
(overvoltage)
Regenerative brake
100
prealarm
Electronic thermal relay
100
function prealarm
PU stop
99
Maintenance signal output
100
Undervoltage
100
Fan fault
100
Overcurrent trip during
101
acceleration
Overcurrent trip during
101
constant speed
Overcurrent trip during
101
deceleration or stop
Regenerative overvoltage
101
trip during acceleration
Regenerative overvoltage
102
trip during constant speed
Regenerative overvoltage
trip during deceleration or
102
stop
Inverter overload trip
102
(electronic thermal relay
function)
Motor overload trip
(electronic thermal relay
102
function)
Fin overheat
103
List of fault or alarm indications
Operation Panel
Indication
E.ILF ∗
E.OLT
E. BE
E.GF
E.LF
E.OHT
E.OP1
E. 1
E.PE
E.PE2 ∗
E.PUE
E.RET
/
E. 5/
/
E. 6/
E. 7/
/
E.CPU
E.IOH ∗
E.AIE ∗
E. USB ∗
E.MB4
to
to
E.MB7
E.13
∗ If a fault occurs when using with the FR-PU04, "Fault 14" is displayed on the
FR-PU04.
Refer
Name
to
Page
103
Input phase loss
103
Stall prevention
Brake transistor alarm
103
detection
Output side earth (ground)
103
fault overcurrent at start
104
Output phase loss
External thermal relay
104
operation
Communication option
104
fault
104
Option fault
Parameter storage device
104
fault
Internal board fault
105
105
PU disconnection
Retry count excess
105
CPU fault
105
Inrush current limit circuit
105
fault
Analog input fault
106
106
USB communication fault
105
Brake sequence fault
Internal circuit fault
106
4
97

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