Troubleshooting; Warnings And Alarms - Danfoss VLT CANopen MCA 105 Programming Manual

Troubleshooting

8 Troubleshooting

8.1 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 CANopen 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
displayed using the serial bus in:
•
Parameter 16-90 Alarm Word.
•
Parameter 16-91 Alarm Word 2.
•
Parameter 16-92 Warning Word.
8 8
•
Parameter 16-93 Warning Word 2.
40
®
VLT CANopen MCA 105
Bit
(Hex)
00000001
00000002
00000004
00000008
00000010
00000020
00000040
00000080
00000100
00000200
00000400
00000800
00001000
00002000
00004000
00008000
00010000
00020000
00040000
00080000
00100000
00200000
00400000
00800000
01000000
02000000
04000000
08000000
10000000
20000000
40000000
80000000
Table 8.1 Parameter 16-90 Alarm Word
Danfoss A/S © 06/2015 All rights reserved.
Alarm word
(parameter 16-90 Alarm Word)
Brake check
Power card overtemperature
Ground fault
Ctrl. card overtemperature
Control word timeout
Overcurrent
Torque limit
Motor thermistor overtemperature
Motor ETR overtemperature
Inverter overloaded
DC link undervoltage
DC link overvoltage
Short circuit
Inrush fault
Mains phase loss
AMA not OK
Live zero error
Internal fault
Brake overload
Motor phase U is missing
Motor phase V is missing
Motor phase W is missing
Fieldbus fault
24 V supply fault
Mains failure
1.8 V supply fault
Brake resistor short circuit
Brake chopper fault
Option change
Frequency converter initialised
Safe torque off
Mech. brake low
MG92G102