IMPULSE•G+/VG+ Series 4 Technical Manual
November 2022
Page 201
* These faults only occur when latched.
for Fault Latching Options.
UV2
CTL PS Undervolt
Undervoltage 2 Fault.
The VFD detected a loss
of the 24V logic power supply voltage.
1. Check power wiring.
2. Correct the line voltage.
3. Check collector system.
X
UV3
MC Answerback
MC Fault.
The pre-charge contactor opened
during operation.
1. Check power wiring.
2. Correct the line voltage.
3. Check collector system.
4. Wait 30-45 seconds before
restarting VFD.
X
UV4
GC Undervolt
Gate Driver Board Undervoltage.
Voltage drop in the gate driver board circuit.
Exclusive to 4810 and 41090 models.
1. Cycle power to the VFD and
see if the fault reoccurs.
2. If the problem continues,
replace the gate driver board
or the entire VFD. Contact
Magnetek for gate driver board
replacement information.
X
X
voF
Vout Det Error
Output Voltage Detection Fault.
Problem detected with the voltage on the output
side of the VFD.
Replace the VFD.
X
X
Display
Description
Corrective Action
Fault Alarm
Содержание Impulse G+ series 4
Страница 20: ...IMPULSE G VG Series 4 Technical Manual November 2022 Page 20 Figure 2 1 Capacitor Reform Diagrams...
Страница 30: ...IMPULSE G VG Series 4 Technical Manual November 2022 Page 30 Figure 3 1 Typical Connection Diagram...
Страница 53: ...IMPULSE G VG Series 4 Technical Manual November 2022 Page 53 4 3 2 Menu Structure Figure 4 1 Menu Structure...
Страница 243: ...IMPULSE G VG Series 4 Technical Manual November 2022 Page 243 Figure B 5 Figure B 6 Figure B 7...
Страница 246: ...IMPULSE G VG Series 4 Technical Manual November 2022 Page 246 Figure B 8 Figure B 9 Figure B 10 Figure B 11...
Страница 248: ...IMPULSE G VG Series 4 Adjustable Frequency Vector Crane Controls Technical Manual November 2022...