8.4 Warnings and Alarms
NOTICE
Refer to the relevant
operating instructions
for an overview of warning and alarm types and for the full list of warnings
and alarms.
Alarm word, warning word, and DeviceNet warning word are shown on the frequency converter display in hex format. When
there is more than 1 warning or alarm, the sum of all warnings or alarms is shown. Alarm word, warning word, and
DeviceNet warning word can also be shown using the serial bus in
parameter 16-90 Alarm Word
,
parameter 16-92 Warning
Word
, and
parameter 16-05 Main Actual Value [%]
.
Bit (Hex)
Alarm word
(
parameter 16-90 Alarm Word
)
Alarm number
Major/
minor alarm
Recoverable/
unrecoverable alarm
00000001
Unused
–
–
–
00000002
Drive overtemperature
29
Major
Recoverable
00000004
Ground fault
14
Major
Unrecoverable
00000008
Unused
–
–
–
00000010
Control word timeout
18
Minor
Recoverable
00000020
Overcurrent
13
Major
Unrecoverable
00000040
Torque limit
12
Major
Recoverable
00000080
Motor thermistor over temp.
11
Major
Recoverable
00000100
Motor ETR overtemperature
10
Major
Recoverable
00000200
Inverter overloaded
9
Major
Recoverable
00000400
DC link undervoltage
8
Major
Recoverable
00000800
DC link overvoltage
7
Major
Recoverable
00001000
Short circuit
16
Major
Unrecoverable
00002000
Inrush fault
33
Major
Recoverable
00004000
Mains phase loss
4
Major
Unrecoverable
00008000
AMA not OK
50
Major
Recoverable
00010000
Live zero error
2
Major
Recoverable
00020000
Internal fault
38
Major
Unrecoverable
00040000
Brake resistor power limit
26
Major
Unrecoverable
00080000
Motor phase U is missing
30
Major
Unrecoverable
00100000
Motor phase V is missing
31
Major
Unrecoverable
00200000
Motor phase W is missing
32
Major
Unrecoverable
00400000
Fieldbus comm. fault
34
Major
Recoverable
00800000
24 V supply fault
47
Major
Unrecoverable
01000000
Mains failure
36
Major
Recoverable
02000000
1.8 V supply fault
48
Major
Unrecoverable
04000000
Brake resistor short circuit
25
Major
Recoverable
08000000
Brake chopper fault
27
Major
Recoverable
10000000
Unused
–
–
–
20000000
Unused
–
–
–
40000000
Unused
–
–
–
80000000
Unused
–
–
–
Table 8.15 Alarm Word
Troubleshooting
VLT
®
DeviceNet MCA 104
44
Danfoss A/S © 12/2015 All rights reserved.
MG92F102
8
8
Содержание VLT DeviceNet MCA 104
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