– 5 –
– 4 –
Use overcurrent protection device,
ground-fault circuit interrupter,
overtemperature protecting device,
and emergency stop device.
Before transferring, wiring or
checking product, disconnect the
power source for safe isolation.
Securely install the equipment to
prevent bodily injury or fire in
case of earthquake.
Provide emergency stop circuit
externally for instantaneous
interruption of operation and
power supply.
Install the unit to a nonflammable
construction (e.g. metal).
Installation area should be free
from excessive dust, and from
splashing water and oil.
Correctly run wirings to the
tacho-generator.
Turn off power upon power
interruption or activation of
overtemperature protecting device.
After an earthquake, first verify
safety.
Failure to heed
these requirements
will result in electric
shock, personal
injury or fire.
Incomplete power
disconnection will
cause electric shock.
Installation on a
flammable material
may cause fire.
Incorrect wiring will
result in short circuit,
electric shock,
personal injury, etc.
Unpredictable
restarting will cause
personal injury.
Failure to heed this
precaution will result
in electric shock,
personal injury, fire,
malfunction or
damage.
Failure to heed
these requirements
will result in electric
shock, personal
injury, fire,
malfunction or
damage.
Don't move the product by
holding leadwires or motor shaft.
Don't put the machine into
unstable operation.
Don't apply excessive shock to
the motor shaft.
Don't apply excessive shock to
the product.
Don't get on the product. Don't
place heavy object on the
product.
Once power failure occurs, don't
come close to the machine that
will unexpectedly start upon
recovery of the power.
Provide secure mechanism so
that the restarting of the machine
will not cause personal injury.
Failure to heed
these precautions
will cause bodily
injury.
Excessive shock will
cause failure.
Failure to heed this
instruction will result in
electric shock, personal
injury, fire, malfunction
or damage.
After correctly connecting
leadwires, insulate the live parts
with insulator.
Incorrect wiring will
result in short circuit,
electric shock, fire or
malfunction.
Install the equipment in the
control board and keep the
terminal block and protect it from
inadvertent contact.
Failure to heed this
precaution will result in
electric shock, personal
injury, fire, malfunction
or damage.
Ground the motor ground to the
earth.
Floating ground
circuit will cause
electric shock.
Caution
Don't use the speed controller in
or near environment containing
water, corrosive gas, flammable
gas or flammable material.
Don't damage leadwires or
subject leadwires to excessive
stress such as strong pressure,
heavy object and clamping load.
Wiring work should be done by a
qualified electrician.
Don't place flammable materials
near the motor (including the
controller).
Don't make soldering joint on a
round pin of the speed controller.
Don't use leadwires soaked in
water or oil.
Don't use the controller in a place
subject to excessive vibration or
shock.
To prevent possibility
of fire.
Will cause electric
shock, malfunction
or damage.
Will cause electric
shock, personal
injury or fire.
Don't remove the speed controller
setting knob.
Will cause burn
injury or electric
shock.
Don't touch rotating member of
the motor.
Don't touch potentially hot motor
casing.
Don't attempt to carry out wiring or
manual operation with wet hand.
Will cause personal
injury.
Will cause burn
injury.
Will cause electric
shock, personal
injury or fire.
Wiring work done by
an inexperienced
person will cause
electric shock.
Danger
Safety Precautions
Please observe safety precautions fully.
