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■ Safety precautions
Be sure to read this User's Manual thoroughly prior to installation, wiring (connection), operation, maintenance, or
inspection to ensure correct use of the product. Furthermore, ensure a thorough understanding of device
knowledge, safety information, as well as all related precautions.
Safety precautions contained in this User's Manual have been categorized as follows.
Indicates possible danger, leading to death or serious injury if the product is handled
incorrectly.
Indicates possible danger, leading to minor or moderate injury, or physical property
damage only if the product is handled incorrectly.
Failure to heed the information contained under the CAUTION title may also result in serious consequences.
All items indicate important content and must therefore be observed.
Application
• The FRENIC-MEGA is a piece of equipment used to run three-phase induction motors and synchronous
motors. It cannot be used for single-phase motors or other applications.
Failure to observe this could result in fire or an accident.
• The FRENIC-MEGA cannot be used as is for applications which may have a direct effect on the human body
such as life support machines.
• Strict quality control has been observed in the manufacture of this product, however, safety devices should be
installed when the product is used for equipment which may result in a serious accident or loss in the event of
failure.
Failure to observe this could result in an accident.
Installation
• Install on noncombustibles such as metal.
• Do not install near combustibles.
Failure to observe this could result in fire.
• If using an optional DC reactor, there is a possibility of users coming into contact with main circuit terminal
block parts (live parts). In such cases, take measures such as installing the product in a location where it will
not easily come into contact with people.
Failure to observe this could result in electric shock or injury.
• Do not hold the surface cover when transporting the product.
Failure to observe this could result in injury if the product is dropped.
• Take measures to prevent foreign material such as lint, wastepaper, wood shavings, dust, or metal scraps
getting into the inverter, or adhering to the cooling fan.
• Use the specified screws for changing the mounting base.
Failure to observe this could result in fire or an accident.
• Do not install or run inverters with damaged external or internal parts.
Failure to observe this could result in fire, an accident, or injury.
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