Mains Failure; Internal Fault - Danfoss VLT AutomationDrive FC 302 Operating Instructions Manual

Warnings and Alarms
Bit Hex Dec
17 00020000 131072
18 00040000 262144
19 00080000 524288
20 00100000 1048576
21 00200000 2097152
22 00400000 4194304
23 00800000 8388608
24 01000000 16777216
25 02000000 33554432
26 04000000 67108864
27 08000000 134217728
28 10000000 268435456
29 20000000 536870912
30 40000000 1073741824 Safe Stop (A68)
31 80000000 2147483648 Mech. brake low
Table 6.3 Description of Alarm Word, Warning Word and Extended Status Word
The alarm words, warning words and extended status
words can be read out via serial bus or optional fieldbus
for diagnose. See also 16-94 Ext. Status Word.
®
VLT Automation Drive FC 300 Operating Instructions
Alarm Word Alarm Word 2
Internal Fault (A38) KTY error
Brake Overload Fans error
(A26)
U phase Loss (A30) ECB error
V phase Loss (A31) reserved
W phase Loss (A32) reserved
Fieldbus Fault (A34) reserved
24 V Supply Low reserved
(A47)
Mains Failure (A36) reserved
1.8V Supply Low reserved
(A48)
Brake Resistor (A25) reserved
Brake IGBT (A27) reserved
Option Change reserved
(A67)
Drive Feedback Fault
Initialized(A80) (A61, A90)
PTC 1 Safe Stop
(A71)
Dangerous Failure
(A63) (A72)
MG33U402 - Rev. 2013-12-16
Warning Word Warning
Word 2
10V Low (W1) KTY Warn
Brake Overload (W26) Fans Warn
Brake Resistor (W25) ECB Warn
Brake IGBT (W27) reserved
Speed Limit (W49) reserved
Fieldbus Fault (W34) reserved
24V Supply Low (W47) reserved
Mains Failure (W36) reserved
Current Limit (W59) reserved
Low Temp (W66) reserved
Voltage Limit (W64) reserved
Encoder loss (W90) reserved
Feedback Fault (W61,
W90)
Safe Stop (W68) PTC 1 Safe
Stop (W71)
Extended Status Word
Extended
Status Word
Password Timelock
number of allowed
password trials
exceeded - timelock
active
Password Protection
0-61 =
ALL_NO_ACCESS OR
BUS_NO_ACCESS OR
BUS_READONLY
Reference High
reference > 4-55
Reference Low
6
reference < 4-54
Local Reference
reference site =
REMOTE -> auto on
pressed & active
Protection Mode
Unused
Unused
Unused
Unused
Unused
Unused
Unused
Unused
Unused
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