User Manual
EM303A General Purpose Inverter
44
z Operation Status Monitoring
1. Change input frequency or rotation direction, and monitor if there is
vibration or unexpected noise with the motor or not.
2. Check if inverter runs stably.
5.2.4 On-Load Operation
After idling operation of motor is succeeded, connect motor to the mechanical load
for a trial operation.
● Connecting Motor to Mechanical Load
1.
After motor stops, turn off the power of inverter, and connect the motor to
mechanical load.
2. Tighten up screw to locate the mechanical load onto the motor shaft.
● Starting up the Inverter
1.
Start up the inverter in the same way as that in idling operation.
2.
Set the frequency about 1/10 of the normal running speed.
Get ready for pressing STOP in case of anything unexpected.
● Operation Status Monitoring
1.
Monitor that the motor runs in the correct direction,
2.
Increase frequency setting only after load mechanism is stable when running at
a low speed.
3.
Change the input frequency or rotation direction of motor, and monitor whether
there is vibration or unexpected noise with motor or not.
4.
Monitor the parameters of C0-12 or C0-13 in running, and confirm whether the
output current of the inverter is normal.
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