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List Of Fault Or Alarm Display - Mitsubishi Electric FR-F720P-0.75K Instruction Manual

Fr-f700p series.
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6.2 List of fault or alarm display

Operation Panel
Indication
E---
Faults history
HOLD
Operation panel lock
LOCd
Password locked
to
Er1 to 4 Parameter write error
to
rE1 to 4 Copy operation error
Err.
Error
Stall prevention
OL
(overcurrent)
Stall prevention
oL
(overvoltage)
Regenerative brake
RB
prealarm
Electronic thermal
TH
relay function prealarm
PS
PU stop
Maintenance signal
MT
output
CP
Parameter copy
FN
Fan alarm
Overcurrent trip during
E.OC1
acceleration
Overcurrent trip during
E.OC2
constant speed
Overcurrent trip during
E.OC3
deceleration or stop
Regenerative
E.OV1
overvoltage trip during
acceleration
Regenerative
E.OV2
overvoltage trip during
constant speed
Regenerative
E.OV3
overvoltage trip during
deceleration or stop
Inverter overload trip
E.THT
(electronic thermal relay
function)
Motor overload trip
E.THM
(electronic thermal relay
function)
E.FIN
Heatsink overheat
Instantaneous power
E.IPF
failure
Brake transistor alarm
E.BE
detection/internal
circuit fault
E.UVT Undervoltage
E.ILF*
Input phase loss
E.OLT Stall prevention stop
Fault
Refer
Name
data
to
code
page
132
118
118
118
119
119
120
120
121
121
120
121
121
121
16
122
(H10)
17
122
(H11)
18
123
(H12)
32
123
(H20)
33
123
(H21)
34
123
(H22)
48
124
(H30)
49
124
(H31)
64
124
(H40)
80
125
(H50)
112
125
(H70)
81
125
(H51)
82
125
(H52)
96
126
(H60)
List of fault or alarm display
Operation Panel
Indication
E.SOT* Loss of synchronism
detection
IPM
IPM
IPM
Output side earth
E.GF
(ground) fault
overcurrent
E.LF
Output phase loss
External thermal relay
E.OHT
operation
PTC thermistor
E.PTC*
operation
E.OPT Option fault
Communication option
E.OP1
fault
E. 1
Option fault
Parameter storage
E.PE
device fault
E.PUE PU disconnection
E.RET Retry count excess
Parameter storage
E.PE2*
device fault
E. 5
E. 6
CPU fault
E. 7
E.CPU
Operation panel power
supply short circuit,
E.CTE
RS-485 terminal
power supply short
circuit
24VDC power output
E.P24
short circuit
Output current
E.CDO*
detection value
exceeded
Inrush current limit
E.IOH*
circuit fault
Communication fault
E.SER*
(inverter)
E.AIE* Analog input fault
E.PID* PID signal fault
E.13
Internal circuit fault
* If an error occurs when using FR-PU04/FR-PU07, "Fault 14" is
displayed on FR-PU04/FR-PU07.
Fault
Refer
Name
data
to
code
page
97
126
(H61)
128
126
(H80)
129
126
(H81)
144
126
(H90)
*2
145
127
(H91)
160
127
(HA0)
161
127
(HA1)
241
127
(HF1)
176
128
(HB0)
177
128
(HB1)
178
128
(HB2)
179
128
(HB3)
245
(HF5)
246
(HF6)
128
247
(HF7)
192
(HC0)
193
129
(HC1)
194
129
(HC2)
196
129
(HC4)
197
129
(HC5)
198
129
(HC6)
199
130
(HC7)
230
130
(HE6)
253
130
(HFD)
117
6

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