Danfoss VLT FC 101 Quick Manual page 37

Quick Guide
1 1
Alarm/
Warning
Fault Bit
number Number Fault text
58
59
60
66
69
79
80
87
95
200
202
250
251
Table 1.32
1-34
Warning Alarm
AMA internal X
25 Current limit X
External
44 Interlock
Heatsink
Temperature
26 Low X
Pwr. Card
1 Temp X
Illegal power
section config-
uration X
Drive
29 initialized
Auto DC
47 Braking X
40 Broken Belt X
Fire Mode X
Fire Mode
Limits
Exceeded X
New spare
part
New Typecode
MG18A322 - VLT
VLT HVAC Basic Drive Quick Guide
Trip
locked Cause of problem
X Contact your local Danfoss supplier.
The current is higher than the value in par. 4-18 Current Limit
External interlock has been activated. To resume normal operation,
apply 24 V DC to the terminal programmed for external interlock
and reset the Adjustable frequency drive (via serial communication,
X digital I/O, or by pressing reset button on keypad).
This warning is based on the temperature sensor in the IGBT
module (Only on 400 V 40–125 hp [30–90 kW] units).
The temperature sensor on the power card is either too hot or too
X X cold.
X Internal fault. Contact your local Danfoss supplier.
X All parameter settings are initialized to default settings.
The drive is auto DC braking
Torque is below the torque level set for no load, indicating a
X broken belt. See parameter group 22-6.
Fire mode has been activated.
Fire mode has suppressed one or more warranty voiding alarms.
The power or switch mode power supply has been exchanged.
(Only on 400 V 40–125 hp [30–90 kW] units). Contact your local
X X Danfoss supplier.
The Adjustable frequency drive has a new type code (Only on 400
X X V 40–125 hp [30–90 kW] units). Contact your local Danfoss supplier.
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is a registered Danfoss trademark