Toshiba TOSVERT VF-AS3, Instruction Manual

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E6582062 
I. Safety precautions
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■ Limits in purpose
This inverter is used for controlling speeds of three-phase motors in general industrial use.
■ Handling
Safety precautions
• This product is intended for general purpose uses in industrial application. It cannot be used for application
which will cause big impact on public and require special quality control, such as power plant and railway, and
equipment in which failure and operational errors of this product can endanger human life or harm a human
body, such as equipment for nuclear power control, aviation, space flight control, traffic, medical, safety
device, and amusement. However, it is possible to verify the application propriety under the condition that
purpose is limited and special quality control is not required. Please contact your Toshiba distributor if you
wish to use this product for a specific purpose.
• Please use our product for application which will not cause serious accident or damage even if the product
has failure, or please use our product in environment where a backup circuit, device is provided as a system
outside the product or a safety device functions.
• Please do not use our product for any load other than three-phase motors in general industrial use. Use in
other than proper three-phase motors can cause an accident.
Warning
Disassembly
inhibited
• Never disassemble, modify or repair.
This can result in electric shock, fire and other injury. Please call your Toshiba distributor for
repairs.
Prohibited
• Never remove the front cover when the power is on.
The unit contains high voltage parts and contact with them will result in electric shock.
• Do not stick your fingers into openings such as cable wiring holes and cooling fan covers.
The unit contains high voltage parts and contact with them will result in electric shock.
• Do not place or insert any kind of object (electrical wire cuttings, rods, wires etc.) inside the
inverter.
This will cause a short circuit and result in electric shock or fire.
• Do not allow water or any other fluids to come in contact with the inverter.
This will cause a short circuit and result in electric shock or fire.
Mandatory
action
• Turn the power on only after attaching the front cover.
If you turn the power on without attaching the front cover, this will result in electric shock or
other injury.
• Immediately turn the power off if the inverter begins to emit smoke or an unusual odor, or
unusual sounds.
Continuous use of the inverter in such a state will cause fire. If the inverter is left to be turned on
in that state, it can cause fire. Please call your Toshiba distributor for repairs.
• Always turn the power off if the inverter is not used for long time.
• The inverter will have failure due to leakage current caused by dust and other material. If the
inverter's power is left to be turned on in that state, it can cause fire.