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(4)
ow-
d
CAUTION
&
When retry function is selected, the M e r w i l l try to restart the machine up to 10
times over a one hour
period.
Ensure operator safety with other devices.
&
The stop key is valid only when furrtion setting
has
been made. Prepare an
emergency stop switch separately.
&
Switch
off
the start signal when resetting the inverter. Failure to do
so
may start the
motor immediateiy after reset.
&
Do
not use for loads other than the $phase induction motor. If another electric device
is connected to the inverter output, the device could be damaged
A
Do not modify the equipment.
&
The electronic motor thermal protection
does
not guarantee
lo
prevent motor burn out.
A
Do
not use a contactor on the inverter input f o r lrequent startinwstopping of the
inverter, use control signals.
To reduce the effect of mains conducted electromagnetic interference, use a RFI noise
finer. Take care to ensure that electromagnetic radiation from the inverter does not
&
When driving a 400
V
class W
r with the inverter, use an insulation-enhamed motor,
damage or affect the operation of nearby electrical equipment.
or measures should be taken to suppress the surge vottage. Surge vonages atributable
to the wiring constant may occur at motor terminals, deterioraling the insulation of the
A
When parameter clear or all parameter clear is performed, each parameter returns to
motor.
the factory setting. Re-set the
requlred
parameters before starting operation.
&
The inverter can be easiiy set for high-speed operatin. W o r e changing its setting,
fully examine the performances of the motor and machine.
A
The inverter does not have a holding stop facility. For emergency stop, another circuit
must be used.
(5) Emergency stop
d
CAUTION
A
Provide a safety backup such as an emergency brake which wiil prevent the machine
and equipment from hazardous conditions if the inverter fails.
(6) Malntenenco, i n o p e d o n and pmta
mplacemont
CAUTION
Do not carry
out
a megger (imulaticm resistance) test on the control circuit of the inverler.
(7) Dlsporing of
t h e
inverter.
r
~~
d
CAUTION
Treat as industrial waste.
(8)
General
[Many of the diagrams and drawings in the instruction manual show the inverter without a
I
cover, or partially open. Never mn
the
inverter like this. Always replace the cover and fol-
low this instruction manual when operating the inverter.
A - 4
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