Maintenance, Diagnostics an...
8.3 Active Filter Warning and Alarm Definitions
NOTICE
After a manual reset pressing [Reset], press [Auto On] or [Hand On] to restart the unit.
If an alarm cannot be reset, the reason may be that its cause has not been rectified, or the alarm is trip-locked (see also
Table 8.1).
Alarms that are trip-locked offer additional protection, meaning that the mains supply must be switched off before the
alarm can be reset. After being switched back on, the unit is no longer blocked and may be reset as described in
chapter 8.2.2 Alarm Trip once the cause has been rectified.
Alarms that are not trip-locked can also be reset using the automatic reset function in 14-20 Reset Mode. Automatic wake-up
is possible during this type of reset.
If a warning and alarm is marked against a code in Table 8.1, either a warning occurs before an alarm, or the display for a
given fault (warning or alarm) is configurable.
Number
Description
1
10 Volts low
8
8
2
Live zero error
4
Mains phase loss
5
DC link voltage high
6
DC link voltage low
7
DC over voltage
8
DC under voltage
13
Over current
14
Earth fault
15
Hardware mismatch
16
Short circuit
17
Control word timeout
23
Internal fan fault
24
External fan fault
29
Heatsink temp
33
Inrush fault
34
Fieldbus fault
35
Option fault
38
Internal fault
39
Heatsink sensor
40
Overload of digital output terminal 27
41
Overload of digital output terminal 29
46
Pwr. card supply
47
24 V supply low
48
1.8 V supply low
65
Control board over-temperature
66
Heat sink temperature low
67
Option configuration has changed
68
Safe torque off activated
69
Pwr. card temp
70
Illegal FC configuration
72
Dangerous failure
73
Safe torque off auto restart
76
Power unit setup
76
Operating Instructions
Warning
Alarm/Trip
X
(X)
X
X
X
X
X
X
X
(X)
X
X
X
X
X
(X)
(X)
X
X
X
X
Danfoss A/S © 09/2014 All rights reserved.
Alarm/Trip Lock
(X)
X
X
X
X
X
X
X
X
X
X
(X)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Parameter Reference
6-01
8-04
14-53
5-00, 5-01
5-00, 5-02
MG90V302
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