1.1 Pre-Operation Information
Precautions for operation
Incorrect handling might cause the inverter to operate improperly, its life to be reduced considerably, or at the
worst, the inverter to be damaged. Handle the inverter properly in accordance with the information in each
section as well as the precautions and instructions of this manual to use it correctly.
This manual is written for the FR-A500 series transistorized inverters.
For handling information on the parameter unit (FR-PU04), plug-in options, stand-alone options, etc., refer to
the corresponding manuals.
(1) Unpacking and product check
Unpack the inverter and check the capacity plate on the front cover and the rating plate on the inverter side
face to ensure that the product agrees with your order and the inverter is intact.
1) Inverter type
FR- A520 - 0.4K
0.4K to 55K Indicates capacity in "kW".
If you have found any discrepancy, damage, etc., please contact your sales representative.
(2) Preparations of instruments and parts required for operation
Instruments and parts to be prepared depend on how the inverter is operated. Prepare equipment and parts
as necessary. (Refer to page 48.)
To operate the inverter with high performance for a long time, install the inverter in a proper place, in the
correct direction, and with proper clearances. (Refer to page 10.)
Connect the power supply, motor and operation signals (control signals) to the terminal block. Note that
incorrect connection may damage the inverter and peripheral devices. (Refer to page 12.)
Applicable Motor Capacity