Caution, Warning – Yaskawa G5HHP Drive User Manual
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CAUTION
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Do not connect phase-advancing capacitors or LC/RC noise filters to the output cir-
cuits.
The Inverter panel can be damaged or internal parts burnt if these devices are connected.
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Do not connect electromagnetic switches or contactors to the output circuits.
If a load is connected while the Inverter Panel is operating, surge current will cause the overcur-
rent protection circuit to operate.
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Setting User Constants
CAUTION
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Disconnect the load (machine, device) from the motor before autotuning.
The motor may turn, possibly resulting in injury or damage to equipment. Also, motor constants
cannot be correctly set with the motor attached to a load.
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Trial Operation
WARNING
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Check to be sure that the front door is closed before turning ON the power supply. Do
not open the front door during operation.
An electric shock may occur if the front door is open when power is ON.
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Do not come close to the machine when the fault reset function is used. If the alarm is
cleared, the machine may start moving suddenly. Also, design the machine so that hu-
man safety is ensured even when it is restarted.
Injury may occur.
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Provide a separate emergency stop switch; the Digital Operator STOP Key is valid
only when its function is set.
Injury may occur.
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Reset alarms only after confirming that the RUN signal is OFF. If an alarm is reset with
the RUN signal turned ON, the machine may suddenly start.
Injury may occur.
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CAUTION
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Don’t touch the radiation fins (heat sink), braking resistor, or Braking Resistor Unit.
These can become very hot.
Otherwise, a burn injury may occur.
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Be sure that the motor and machine is within the applicable ranges before starting op-
eration.
Otherwise, an injury may occur.
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Provide a separate holding brake if necessary.
Otherwise, an injury may occur.
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Don’t check signals while the Inverter is running.
Otherwise, the equipment may be damaged.
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Be careful when changing Inverter Panel settings. The Inverter Panel is factory set to
suitable settings.
The equipment may be damaged is unsuitable settings are used.
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