No. Description Warning Alarm/Trip Alarm/Trip Lock Parameter Reference
27 Brake chopper short-circuited X X    
28 Brake check (X) (X)   2-15
29 Power board over temp 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 Inrush fault   X X  
34 Fieldbus communication fault X X    
36 Mains failure        
38 Internal fault   X X  
40 Overload T27        
41 Overload T29        
42 Overload X30/6-7        
47 24 V supply low X X X  
48 1.8 V supply low   X X  
49 Speed limit        
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        
62 Output Frequency at Maximum Limit X      
64 Voltage Limit X      
65 Control Board Over-temperature X X X  
66 Heat sink Temperature Low X      
67 Option Configuration has Changed   X    
68 Safe Stop Activated   X    
70 Illegal FC configuration        
80 Drive Initialised to Default Value   X    
92 No-Flow 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*
250 New spare part        
251 New type code        
Table 5.1 Alarm/Warning Code List
(X) Dependent on parameter
Troubleshooting
VLT
®
 Refrigeration Drive Programming Guide
190 MG16H102 - VLT
®
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