Inovance MD380 Series, User Manual

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Safety Information and Precautions MD380 User Manual
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7) Voltage-sensitive device or capacitor on output side of the AC drive
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factor or lightning protection voltage-sensitive resistor on the output side of the AC
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:
Capacitor or
voltage-sensitive
resistor
AC
drive
8) Contactor on input and output sides of the AC drive
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and the power
supply, the AC drive must not be started or stopped by switching the contactor on or
off. If the AC drive has to be operated by the contactor, ensure that the time interval
between switching is at least one hour because frequent charge and discharge
shortens the service life of the capacitor inside the AC drive.
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and the motor,
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inside the AC drive may be damaged.
380 VAC
50/60 Hz
R
S
T
V
:
8
Contactor KM
Contactor KM or
other switches
M
AC drive
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corresponding voltage step-up or step-down device.
10) Prohibition of changing three-phase input into two-phase input
Do not change three-phase input of the AC drive into two-phase input because this will
cause faults or damage the AC drive.
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