Danfoss VLT AQUA Operating Instructions Manual page 170

9 Troubleshooting
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 Hardware mismatch
16 Short Circuit
17 Control word timeout
23 Internal Fan Fault
24 External Fan Fault
25 Brake resistor short-circuited
26 Brake resistor power limit
27 Brake chopper short-circuited
28 Brake check
29 Drive over temperature
30 Motor phase U missing
31 Motor phase V missing
32 Motor phase W missing
33 Inrush fault
34 Fieldbus communication fault
35 Out of frequency range
36 Mains failure
37 Phase Imbalance
39 Heatsink sensor
40 Overload of Digital Output Terminal 27
41 Overload of Digital Output Terminal 29
42 Overload of Digital Output On X30/6
9
42 Overload of Digital Output On X30/7
46 Pwr. card supply
47 24 V supply low
48 1.8 V supply low
49 Speed limit
50 AMA calibration failed
51 AMA check U
nom
52 AMA low I
nom
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
62 Output Frequency at Maximum Limit
64 Voltage Limit
65 Control Board Over-temperature
66 Heat sink Temperature Low
67 Option Configuration has Changed
68 Safe Stop Activated
69 Pwr. Card Temp
70 Illegal FC configuration
71 PTC 1 Safe Stop
72 Dangerous Failure
73 Safe Stop Auto Restart
76 Power Unit Setup
79 Illegal PS config
80 Drive Initialised to Default Value
91 Analog input 54 wrong settings
92 NoFlow
93 Dry Pump
94 End of Curve
95 Broken Belt
96 Start Delayed
97 Stop Delayed
98 Clock Fault
Table 9.1: Alarm/Warning code list
170
and I
nom
MG.20.T1.02 - VLT
VLT AQUA Low Harmonic Drive Operating In-
Warning Alarm/Trip 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 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 1)
X
X
X 1)
X
X
X
X X
X X
X X
X X
X
X
X
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is a registered Danfoss trademark
Parameter Reference
6-01
1-80
(X) 14-12
1-90
1-90
X
X
X
X
8-04
14-53
2-13
2-15
X
(X) 4-58
(X) 4-58
(X) 4-58
X
X
5-00, 5-01
5-00, 5-02
5-32
5-33
X
X
X
X
X
X
X 1)
X
X
22-2*
22-2*
22-5*
22-6*
22-7*
22-7*
0-7*
structions