Danfoss VLT Design Manual page 125

Refrigeration drive
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General Specifications and ...
frequency converter. Once the problem has been rectified,
only the alarm continues flashing.
No.
Description
1
10 Volts low
2
Live zero error
3
No motor
4
Mains phase loss
5
DC link voltage high
6
DC link voltage low
7
DC over voltage
8
DC under voltage
9
Inverter overloaded
10
Motor ETR over temperature
11
Motor thermistor over temperature
12
Torque limit
13
Over Current
14
Earth fault
15
Incomp. HW
16
Short Circuit
8
8
17
Control word timeout
18
Start failed
19
Discharge temp. high
23
Internal fans
24
External fans
25
Brake resistor short-circuited
26
Brake resistor power limit
27
Brake chopper short-circuited
28
Brake check
29
Power board over temp
30
Motor phase U missing
31
Motor phase V missing
32
Motor phase W missing
33
Inrush fault
34
Fieldbus communication fault
36
Mains failure
38
Internal fault
40
Overload T27
41
Overload T29
42
Overload X30/6-7
47
24 V supply low
48
1.8 V supply low
49
Speed limit
50
AMA calibration failed
51
AMA check U
52
AMA low I
53
AMA motor too big
54
AMA motor too small
55
AMA parameter out of range
56
AMA interrupted by user
57
AMA timeout
58
AMA internal fault
59
Current limit
60
External interlock
124
VLT
and I
nom
nom
nom
MG16G102 - VLT
®
Refrigeration Drive Design Guide
Warning
Alarm/Trip
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)
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
®
is a registered Danfoss trademark
Alarm/Trip Lock
Parameter Reference
6-01
1-80
(X)
14-12
1-90
1-90
X
X
X
X
8-04
2-13
2-15
X
(X)
4-58
(X)
4-58
(X)
4-58
X
X
X
X

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