97
8
8.1 SAFETY INFORMATION
8. TROUBLESHOOTING AND SOLUTIONS
DANGER
• Do not disconnect the AC drive while
power is on, and keep all breakers in
OFF state. Failure to comply may result
in electric shock.
WARNING
• Make sure to ground the AC drive
according to local laws and regulations.
Failure to comply may result in electric
shock or fire.
• Do not remove the front cover or touch
the internal circuit while the power
is on. Failure to comply may result in
electric shock.
• Do not allow unqualified personnel to
perform any maintenance, inspection
or component replacement work.
Failure to comply may result in electric
shock or fire.
• When installing the drive inside an
enclosed cabinet, use a cooling fan or
air conditioner to keep temperature
below 50°C. Failure to comply may
result in overheating or even fire.
• Tighten all screws based on the specified
tightening torque. Failure to comply may
result in fire or electric shock.
• Always confirm input voltage is within
nameplate rating. Failure to comply
may result in electric shock or fire.
• Keep flammable and combustible
materials away from the drive.
CAUTION
• Cover the top of the drive with a
temporary cloth or paper during
installation so as to prevent foreign
matter such as metal shavings, oil and
water from falling into the drive. If any
foreign matter falls into the drive, the
drive may have a fault.
• After the installation is completed,
remove the temporary cloth or paper.
Leaving the cloth or paper on the drive,
may result in abnormal heating due to
poor ventilation.
• Follow proper electrostatic discharge
(ESD) procedures when operating the
AC drive. Failure to comply will damage
the internal circuit of the drive.
