- 87 -
HLP-C
+
Inverters
⑻
When the fan starts an overcurrent stall is detected with the
inverter.
①
At starting the fan rotates disorderly. Please set it for DC
braking at starting.
②
DC braking at starting has been set. Please increase the DC
braking value.
⑼
The machine has the noise of vibration and roar
①
The vibration frequency of mechanical system resonates with
the carrier. Adjust the carrier to avoid the point of resonance.
②
The vibration frequency of mechanical system resonates with
the output frequency of the inverter.
a
：
Set skip function to avoid the point of resonance..
b
：
Put rubber vibration isolator on the base plate of motor.
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