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YASKAWA A1000 Series Technical Manual

YASKAWA A1000 Series
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6.9 Diagnosing and Resetting Faults
YASKAWA ELECTRIC SIEP C710616 27C YASKAWA AC Drive A1000 Technical Manual 335
Troubleshooting
6
Fault Reset Methods
When a fault occurs, the cause of the fault must be removed and the drive must be restarted. The table below lists the
different ways to restart the drive.
Note: If the Run command is present, the drive will disregard any attempts to reset the fault. The Run command must first be removed
before a fault situation can be cleared.
After the Fault Occurs Procedure
Fix the cause of the fault, restart the drive, and
reset the fault
Press on the digital operator.
Resetting via Fault Reset Digital Input S4
Close then open the fault signal digital input via terminal S4.
S4 is set for “Fault Reset” as default (H1-04 = 14).
If the above methods do not reset the fault, turn off the drive main power supply. Reapply power after the digital
operator display is out.
LO
RE
F2F1
ESC
RUN STOP
ENTERRESET
ALARM
DIGITAL OPERATOR JVOP-180
RESET
- MODE -
oC
Overcurrent
DRV
FWD
RESET
YEG
Fault Reset Switch
Drive
S4 Fault Reset Digital Input
SC Digital Input Common
ON
OFF
2
1

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YASKAWA A1000 Series Specifications

General IconGeneral
SeriesA1000
TypeAC Drive
AltitudeUp to 1000m without derating
Output Frequency0-400 Hz
Control MethodV/f Control
Overload Capacity150% for 60 seconds
Communication OptionsModbus, DeviceNet, Profibus, Ethernet/IP
Ambient Temperature-10 to 50°C
Storage Temperature-20 to 60°C
Humidity5% to 95% (non-condensing)
Enclosure RatingIP20
Horsepower0.5 to 1000 HP
Power Range0.4 - 630 kW (varies by voltage and model)
Protection FeaturesOvercurrent, Overvoltage, Undervoltage, Overheat
Cooling MethodFan Cooled
SafetySafe Torque Off (STO)

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