List Of Fault Displays - Mitsubishi Electric 800 Series Instruction Manual

2.4

List of fault displays

If the displayed message does not correspond to any of the
following or if you have any other problem, contact your sales
representative.
 Error message
• A message regarding operational fault or setting fault on
the operation panel is displayed. The inverter output is
not shut off.
Operation panel
indication
HOLD
LOCD
to Er1 to
Er4
Err.
 Warning
• The inverter output is not shut off even when a warning is
displayed. However, failure to take appropriate measures
will lead to a fault.
Operation panel
indication
OLC
OLV
RB
TH
PS
MT
SL
CF
SA
LDF
EHR
DIP
IP
SE
15
2. Protective Functions
2.4 List of fault displays
Name
Operation panel lock
Password locked
Parameter write error
Error
Data
Name
code
Stall prevention 1
(overcurrent) (H01)
Stall prevention 2
(overvoltage) (H02)
Regenerative brake 3
pre-alarm (H03)
Electronic thermal
4
relay function pre-
(H04)
alarm
6
PU stop
(H06)
8
Maintenance timer
(H08)
Speed limit 9
indication (H09)
Continuous
10
operation during
(H0A)
communication
12
Safety stop
(H0C)
26
Load fault warning
(H1A)
Ethernet
28
communication
(H1C)
fault
Duplicate IP 32
address (H20)
38
IP address fault
(H26)
Incorrect parameter 48
setting (H30)
Operation panel
indication
 Alarm
• The inverter output is not shut off. An Alarm (LF) signal
can also be output with a parameter setting.
Operation panel
Refer
indication
to page
17
17
 Fault
• When a protective function is activated, the inverter
17
output is shut off and a Fault (ALM) signal is output.
• The data code is used for checking the fault detail via
18
communication or with Pr.997 Fault initiation.
 Data code 16 to 199
Operation panel
indication
Refer
to page
18
18
19
19
19
20
19
20
19
20
20
20
20
21
Name
UV Undervoltage
Name
FN Fan alarm
Name
Overcurrent trip
E.OC1
during acceleration
Overcurrent trip
E.OC2
during constant
Overcurrent trip
E.OC3
during deceleration
Regenerative
E.OV1
overvoltage trip
Regenerative
E.OV2
overvoltage trip
Regenerative
E.OV3
overvoltage trip
Inverter overload
E.THT
trip (electronic
Motor overload trip
E.THM
(electronic thermal
E.FIN Heat sink overheat
E.UVT Undervoltage
E.ILF Input phase loss
Stall prevention
E.OLT
stop
Loss of
E.SOT
synchronism
Upper limit fault
E.LUP
detection
Lower limit fault
E.LDN
detection
Brake transistor
E.BE
alarm detection
Output side earth
E.GF
(ground) fault
Data Refer
code to page
— 21
Refer
to page
21
Data Refer
code to page
16
22
(H10)
17
22
(H11)
18
23
(H12)
32
23
(H20)
33
23
(H21)
34
24
(H22)
48
24
(H30)
49
24
(H31)
64
24
(H40)
81
25
(H51)
82
25
(H52)
96
25
(H60)
97
25
(H61)
98
26
(H62)
99
26
(H63)
112
26
(H70)
128
26
(H80)