Danfoss vlt aqua Instruction

No. Description Warning Alarm/Trip Alarm/Trip Lock Parameter Reference
1 10 Volts low X
2 Live zero error (X) (X) 6-01
3 No motor (X) 1-80
4 Line phase loss (X) (X) (X) 14-12
5 DC link voltage high X
6 DC link voltage low X
7 DC overvolt X X
8DC undervolt X X
9 Inverter overloaded X X
10 Motor ETR overtemperature (X) (X) 1-90
11 Motor thermistor overtemperature (X) (X) 1-90
12 Torque limit X X
13 Overcurrent X X X
14 Ground fault X X X
15 Hardware mismatch X X
16 Short Circuit X X
17 Control word timeout (X) (X) 8-04
23 Internal Fan Fault X
24 External Fan Fault X 14-53
25 Brake resistor short-circuited X
26 Brake resistor power limit (X) (X) 2-13
27 Brake chopper short-circuited X X
28 Brake check (X) (X) 2-15
29 Drive overtemperature X X X
30 Motor phase U missing (X) (X) (X) 4-58
31 Motor phase V missing (X) (X) (X) 4-58
32 Motor phase W missing (X) (X) (X) 4-58
33 Soft-charge fault X X
34 Serial communication fault X X
35 Out of frequency ranges X X
36 Line failure X X
37 Phase Imbalance X X
39 Heatsink sensor X X
40 Overload of Digital Output Terminal 27 (X) 5-00, 5-01
41 Overload of Digital Output Terminal 29 (X) 5-00, 5-02
42 Overload of Digital Output On X30/6 (X) 5-32
42 Overload of Digital Output On X30/7 (X) 5-33
46 Pwr. card supply X X
47 24 V supply low X X X
48 1.8 V supply low X X
49 Speed limit X
50 AMA calibration failed X
51 AMA check U
nom
and I
nom
X
52 AMA low I
nom
X
53 AMA motor too big X
54 AMA motor too small X
55 AMA parameter out of range X
56 AMA interrupted by user X
57 AMA timeout X
58 AMA internal fault X X
59 Current limit X
60 External Interlock X
62 Output Frequency at Maximum Limit X
64 Voltage Limit X
65 Control Board Overtemperature X X X
66 Heatsink Temperature Low X
67 Option Configuration has Changed X
68 Safe Stop Activated
X
1)
69 Pwr. Card Temp X X
70 Illegal FC configuration X
71 PTC 1 Safe Stop X
X
1)
72 Dangerous Failure
X
1)
73 Safe Stop Auto Restart
76 Power Unit Set-up X
79 Illegal PS config X X
80 Drive Initialized to Default Value X
91 Analog input 54 wrong settings X
92 NoFlow X X 22-2*
93 Dry Pump X X 22-2*
94 End of Curve X X 22-5*
95 Broken Belt X X 22-6*
96 Start Delayed X 22-7*
97 Stop Delayed X 22-7*
98 Clock Fault X 0-7*
Table 9.1: Alarm/Warning code list
9 Troubleshooting
VLT AQUA Low Harmonic Drive Instruction
Manual
9-2 MG.20.T1.22 - VLT
®
is a registered Danfoss trademark
9

Danfoss vlt aqua Specifications

General

Supply Voltage	200-240V, 380-500V, 525-600V
Enclosure	IP20
Features	Energy optimization
Approvals	CE, UL, cUL
Input Voltage Range	200-240V, 380-500V, 525-600V
Output Voltage Range	0 to supply voltage
Protection Features	Overvoltage, Undervoltage, Overcurrent, Short circuit, Ground fault
Communication Interfaces	PROFIBUS
Cooling Method	Air-cooled