Section 8 Start Up Troublehooting; Option Panel Alarm And Warnings; Fault Table - Danfoss VLT Option Panel Instruction Manual

Option Panel Alarm and Warnings

Code
Number
220 Overload Trip
221 Bypass Interlock
222 M2 Open Failed
223 M2 Close Failed
224 M3 Open Failed
226 M3 Close Failed
227 Bypass Com Error
228 APU Low Voltage
229 Motor Disconn.
Bypass Run Starts in:
Bypass Activates in:
52
Section 8
Start Up Troublehooting
Table 8-1. Option Panel Alarms and Warnings
Title
Table 8-2. Option Panel Status Display
Display Text
Indicates the number of seconds until the motor will be
started in bypass. This time delay can be adjusted using
parameter 31-01.
Indicates the number of seconds left until the system
automatically activates Bypass Mode. Time delay can be
adjusted using parameter 31-02.
Definition
Motor overload has tripped. Indicates excess motor load.
Check motor and driven load. To reset press the
OFF/Reset key. Then, to restart the system, press the
Auto ON or Hand ON key.
Bypass interlock has opened and caused the motor to
stop. Correct the problem. Depending on the setting of
parameter 14-20, the system will either automatically
reset this alarm or require the OFF/Reset key to be
pressed.
ECB: The contactor that connects the drive to the motor
failed to open. The motor can not be operated.
ECB: The contactor that connects the drive to the motor
failed to close. The motor can not be operated.
ECB: The contactor that connects the motor to the power
line has failed to open.
ECB: The contactor that connects the motor to the power
line has failed to close. The motor can not be operated.
Communication between the main control card and the
bypass option has been lost. Motor control lost. It will be
possible to run the motor using Manual Bypass Override.
See the Option Panel's Instruction Manual for more
details.
The Option Panel Power Supply has failed, or there is a
power problem.
Terminal 3 on connector X57 of the ECB control card
shows an open. This generally means that neither motor
has been selected in contactor motor select. Select a
motor.
Definition