Description of Alarm Word 2 and Warning Word 2
Bit Hex Dec Alarm Word 2 Warning Word 2
0 00000001 1 Start Delayed
1 00000002 2 Stop Delayed
9 00000200 512 Discharge Temperature High Discharge Temperature High
10 00000400 1024 Start Failed
11 00000800 2048 Speed Limit
Table 5.4 Compressor Specific Alarms and Warnings
5.1.2 Alarm Words
Bit
(Hex)
Alarm Word
(16-90
Alarm Word)
00000001
00000002 Power card over temperature
00000004 Earth fault
00000008
00000010 Control word timeout
00000020 Over current
00000040
00000080 Motor thermistor over temp.
00000100 Motor ETR over temperature
00000200 Inverter overloaded
00000400 DC link under voltage
00000800 DC link over voltage
00001000 Short circuit
00002000
00004000 Mains phase loss
00008000 AMA not OK
00010000 Live zero error
00020000 Internal fault
00040000
00080000 Motor phase U is missing
00100000 Motor phase V is missing
00200000 Motor phase W is missing
00800000 Control Voltage Fault
01000000
02000000 VDD, supply low
04000000 Brake resistor short circuit
08000000 Brake chopper fault
10000000 Earth fault DESAT
20000000 Drive initialised
40000000 Safe Stop [A68]
80000000
Table 5.5 16-90 Alarm Word
Bit
(Hex)
Alarm Word 2
(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 16-91 Alarm Word 2
Troubleshooting
VLT
®
Refrigeration Drive Programming Guide
192 MG16H102 - VLT
®
is a registered Danfoss trademark
55
To Next Page
Loading...
Need help?
General