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Fault
num‐
ber
Alarm/
warning
bit num‐
ber
Fault text
Warn‐
ing
Alarm
Trip
locked
Cause of problem
80
29
Drive initial-
ised
–
X
–
All parameter settings are initialized to default settings.
87
47
Auto DC
Braking
X
–
–
The drive is auto DC braking.
95
40
Broken Belt
X
X
–
Torque is below the torque level set for no load, indicat-
ing a broken belt. See
parameter group 22-6* Broken Belt
Detection
.
126
–
Motor Rotat-
ing
–
X
–
High back EMF voltage. Stop the rotor of the PM motor.
200
–
Fire Mode
X
–
–
Fire mode has been activated.
202
–
Fire Mode
Limits Excee-
ded
X
–
–
Fire mode has suppressed 1 or more warranty voiding
alarms.
250
–
New spare-
part
–
X
X
The power or switch mode power supply has been ex-
changed (on 400 V, 30–90 kW (40–125 hp) and 600 V
units). Contact the local Danfoss supplier.
251
–
New Type-
code
–
X
X
The drive has a new type code (on 400 V, 30– 90 kW (40–
125 hp) and 600 V units). Contact the local Danfoss sup-
plier.
Warnings and Alarms
Operating Guide | VLT® HVAC Basic Drive FC 101
AQ275641848264en-000101 / 132R0078| 65
Danfoss A/S © 2019.11
Содержание VLT HVAC Basic Drive FC 101
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