Danfoss VLT CDS302 Operating Instructions Manual page 143

Troubleshooting
No. Description
14 Earth Fault
15 Hardware mismatch
16 Short Circuit
17 Control word time-out
18 Start Failed
19 Discharge Temp. High
20 Temp. Input Error
21 Param Error
22 Hoist Mech. Brake
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 Heatsink temp
30 Motor phase U missing
31 Motor phase V missing
32 Motor phase W missing
33 Inrush Fault
34 Fieldbus communication fault
35 Option Fault
36 Mains failure
37 Phase imbalance
38 Internal Fault
39 Heatsink sensor
40 Overload of Digital Output Terminal 27
41 Overload of Digital Output Terminal 29
42 Ovrld X30/6-7
43 Ext. Supply (option)
45 Earth Fault 2
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 and I
nom nom
52 AMA low I
nom
53 AMA motor too big
54 AMA motor too small
MG34M302 - VLT
®
Operating Instructions VLT
Warning Alarm/Trip
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®
is a registered Danfoss trademark/Commercial Compressor
CDS302 and CDS303
Alarm/Trip Lock
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Parameter
Reference
8-04 Control Word
Timeout Function
1-77 Compressor Start
Max Speed [RPM] and
1-79 Compressor Start
Max Time to Trip
28-2x Discharge Temp.
Monitor
Parameter group 2-2*
7
2-13 Brake Power
Monitoring
2-15 Brake Check
4-58 Missing Motor
Phase Function
4-58 Missing Motor
Phase Function
4-58 Missing Motor
Phase Function
5-00 Digital I/O Mode,
5-01 Terminal 27 Mode
5-00 Digital I/O Mode,
5-02 Terminal 29 Mode
1-86 Trip Speed Low
[RPM]
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