
Chapter 7 Troubleshooting
|
VFD-BW Series
7-2
Revision May 2009, BWE0, SW V1.05
7.2 Ground Fault
GFF
Ground fault
No
Yes
Is output circuit(cable or
motor) of AC motor drive
grounded?
Remove ground fault
Maybe AC motor drive has
malfunction or misoperation
due to noise. Please
contact DELTA.
7.3 Over Voltage (OV)
Over voltage
Yes
No
Yes
No
No
No
Is voltage within
specification
Reduce voltage to
be within spec.
Has over-voltage occurred without load
Maybe AC motor drive
has malfunction or
misoperation due to
noise. Please contact
DELTA.
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
When OV occurs, check if the
voltage of DC BUS is greater
than protection value
Does OV occur when
sudden acceleration
stops
Can
deceleration time
be increased?
Increase setting time
Can
acceleration time
be increased?
Reduce moment
of inertia
Can moment of load inertia
be reduced?
Can brake unit or DC brake be used?
Need to check control method. Please contact DELTA.
Need to consider using
brake unit or
DC brake
Содержание VFD-BW Series
Страница 1: ...PLC1 ir ...
Страница 2: ......
Страница 3: ......
Страница 23: ...Chapter 1 Introduction VFD BW Series 1 14 Revision May 2009 BWE0 SW V1 05 This page intentionally left blank ...
Страница 61: ...Chapter 3 Start Up VFD BW Series 3 4 Revision May 2009 BWE0 SW V1 05 This page intentionally left blank ...
Страница 183: ...Chapter 5 Parameters VFD BW Series 5 118 Revision May 2009 BWE0 SW V1 05 This page intentionally left blank ...
Страница 189: ...Chapter 6 Fault Code Information VFD BW Series 6 6 Revision May 2009 BWE0 SW V1 05 This page intentionally left blank ...
Страница 214: ...Appendix B Accessories VFD BW Series Revision May 2009 BWE0 SW V1 05 B 7 Order P N VFDB4132 VFDB4132 CHARGE ACT OC OH ...
Страница 221: ...Appendix B Accessories VFD BW Series B 14 Revision May 2009 BWE0 SW V1 05 Order P N 50TDS4W4C Order P N 100TDS84C ...
Страница 222: ...Appendix B Accessories VFD BW Series Revision May 2009 BWE0 SW V1 05 B 15 Order P N 150TDS84C ...
Страница 243: ...Appendix B Accessories VFD BW Series B 40 Revision May 2009 BWE0 SW V1 05 This page intentionally left blank ...