Bit
Hex
Dec
Alarm Word
Alarm Word 2
Warning Word
Warning
Word 2
Extended
Status Word
12
00001000
4,096
Short Circuit (A16)
reserved
DC Voltage Low (W6)
reserved
Braking Max
BrakePower >
BrakePowerLimit
(p212)
13
00002000
8,192
Soft-charge Fault
(A33)
reserved
DC Voltage High (W5)
Braking
14
00004000
16,384
Line Ph. Loss (A4)
reserved
Line Ph. Loss (W4)
Out of Speed Range
15
00008000
32,768
AMA Not OK
reserved
No Motor (W3)
OVC Active
16
00010000
65,536
Live Zero Error (A2) reserved
Live Zero Error (W2)
AC Brake
17
00020000
131,072
Internal Fault (A38) KTY error
10 V Low (W1)
KTY Warn
Password Timelock
number of allowed
password trials
exceeded - timelock
active
18
00040000
262,144
Brake Overload
(A26)
Fans error
Brake Overload (W26)
Fans Warn
Password Protection
p0-61 =
ALL_NO_ACCESS OR
BUS_NO_ACCESS OR
BUS_READONLY
19
00080000
524,288
U phase Loss (A30) ECB error
Brake Resistor (W25)
ECB Warn
Reference High
reference > p4-55
20
00100000
1,048,576
V phase Loss (A31) reserved
Brake IGBT (W27)
reserved
Reference Low
reference < p4-54
21
00200000
2,097,152
W phase Loss (A32) reserved
Speed Limit (W49)
reserved
Local Reference
reference site =
REMOTE -> auto on
pressed & active
22
00400000
4,194,304
Serial communi-
cation bus Fault
(A34)
reserved
Serial communication bus
Fault (W34)
reserved
Protection Mode
23
00800000
8,388,608
24 V Supply Low
(A47)
reserved
24 V Supply Low (W47)
reserved
Unused
24
01000000
16,777,216
Line Failure (A36)
reserved
Line Failure (W36)
reserved
Unused
25
02000000
33,554,432
1.8 V Supply Low
(A48)
reserved
Current Limit (W59)
reserved
Unused
26
04000000
67,108,864
Brake Resistor (A25) reserved
Low Temp (W66)
reserved
Unused
27
08000000
134,217,728 Brake IGBT (A27)
reserved
Voltage Limit (W64)
reserved
Unused
28
10,000,000 268,435,456 Option Change
(A67)
reserved
Encoder loss (W90)
reserved
Unused
29
20,000,000 536,870,912 Drive Initialized
(A80)
Feedback Fault
(A61, A90)
Feedback Fault (W61,
W90)
Unused
30
40,000,000 1,073,741,824 Safe Stop (A68)
PTC 1 Safe Stop
(A71)
Safe Stop (W68)
PTC 1 Safe
Stop (W71)
Unused
31
80,000,000 2,147,483,648 Mech. brake low
(A63)
Dangerous Failure
(A72)
Extended Status Word
Unused
Table 5.2 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 serial communication
bus for diagnosis. See also
16-94 Ext. Status Word
.
Troubleshooting
FC 300 Programming Guide
MG33MD22 - VLT
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is a registered Danfoss trademark
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