Alarm Words - Danfoss VLT Refrigeration Drive FC 103 Programming Manual

Troubleshooting
Bit Hex
0 00000001
1 00000002
9 00000200
10 00000400
11 00000800
Table 5.4 Compressor Specific Alarms and Warnings

5.1.2 Alarm Words

5 5
Bit
(hex)
00000001
00000002
00000004
00000008
00000010
00000020
00000040
00000080
00000100
00000200
00000400
00000800
00001000
00002000
00004000
00008000
00010000
00020000
00040000
00080000
00100000
00200000
00800000
01000000
02000000
04000000
08000000
10000000
20000000
40000000
80000000
Table 5.5 Parameter 16-90 Alarm Word
222
®
VLT Refrigeration Drive FC 103
Description of alarm word 2 and warning word 2
Dec Alarm word 2
1 –
2 –
512 Discharge Temperature High
1024 Start Failed
2048 Speed Limit
Alarm word
(parameter 16-90 Alarm Word)
–
Power card overtemperature
Earth fault
–
Control word timeout
Overcurrent
–
Motor thermistor overtemperature
Motor ETR overtemperature
Inverter overloaded
DC-link undervoltage
DC-link overvoltage
Short circuit
–
Mains phase loss
AMA not OK
Live zero error
Internal fault
–
Motor phase U is missing
Motor phase V is missing
Motor phase W is missing
Control voltage fault
–
VDD, supply low
Brake resistor short circuit
Brake chopper fault
Earth fault DESAT
Drive initialised
Safe Stop [A68]
–
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Warning word 2
Start Delayed
Stop Delayed
Discharge Temperature High
–
–
Bit Alarm word 2
(hex) (parameter 16-91 Alarm Word 2)
00000001 –
00000002 Reserved
00000004 Service trip, typecode/sparepart
00000008 Reserved
00000010 Reserved
00000020 –
00000040 –
00000080 –
00000100 Broken belt
00000200 Not used
00000400 Not used
00000800 Reserved
00001000 Reserved
00002000 Reserved
00004000 Reserved
00008000 Reserved
00010000 Reserved
00020000 Not used
00040000 Fans error
00080000 ECB error
00100000 Reserved
00200000 Reserved
00400000 Reserved
00800000 Reserved
01000000 Reserved
02000000 Reserved
04000000 Reserved
08000000 Reserved
10000000 Reserved
20000000 Reserved
40000000 PTC 1 safe stop [A71]
80000000 Dangerous failure [A72]
Table 5.6 Parameter 16-91 Alarm Word 2
MG16H202