Alarm/
warning
number
Fault text
Warning
Alarm
Trip lock Cause of problem
56
AMA
interrupted by
user
–
X
–
The user has interrupted the AMA.
57
AMA time-out
–
X
–
Restart the AMA some times, until the AMA is complete.
NOTICE
Repeated runs can heat the motor to a level where the
resistance R
s
and R
r
are increased. Usually, however, this
increased resistance is not critical.
58
AMA internal
–
X
–
Contact the local Danfoss supplier.
59
Current limit
X
–
–
The current is higher than the value in
parameter 4-18 Current Limit
.
60
External
Interlock
–
X
–
External interlock is activated. To resume normal operation, apply
24 V DC to the terminal programmed for external interlock and reset
the frequency converter. Reset via serial communication, digital I/O, or
[Reset] on the LCP).
63
Mech. brake
low
–
X
–
The minimum required current for opening the mechanical brake has
not been reached.
65
Ctr. card temp
X
X
X
–
66
Heat sink
temperature
low
X
–
–
The heat sink temperature is measured as 0
°
C. This result could
indicate that the temperature sensor is defect. The defect causes the
fan speed to increase to its maximum to cool down the power part or
control card.
67
Option change
–
X
–
–
69
Pwr. Card Temp
X
X
X
The temperature sensor on the power card is either too hot or too
cold.
70
Illegal FC config
–
X
X
Power size configuration fault on the power card.
80
Drive initialised
–
X
–
All parameter settings are initialized to default settings.
87
Auto DC
Braking
X
–
–
The frequency converter is auto DC braking.
88
Option
detection
–
X
X
–
93
Dry pump
X
X
–
–
94
End of curve
X
X
–
–
95
Broken belt
X
X
–
Torque is below the torque level set for no load, indicating a broken
belt. See parameter group
22-6* Broken Belt Detection
.
99
Locked rotor
–
X
–
The frequency converter detected a locked rotor situation. See
parameter 30–22 Locked Rotor Protection
and
parameter 30–23 Locked
Rotor Detection Time [s]
.
101
Flow/pressure
info missing
–
X
–
Flow/pressure information is missing.
126
Motor Rotating
–
X
–
High back EMF voltage. Stop the rotor of the PM motor.
127
Back EMF too
high
X
–
–
–
200
Fire Mode
X
–
–
Fire mode is activated.
202
Fire Mode
Limits Exceeded
X
–
–
Fire mode has suppressed 1 or more warranty voiding alarms.
206
Memory
module
X
–
–
–
207
Memory
module alarm
–
X
X
–
Table 5.2 Warnings and Alarms
Diagnostics and Troubleshoo...
Programming Guide
MG03N202
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119
5
5
Summary of Contents for VLT DriveMotor FCP 106
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