Toshiba Tosvert VF-A5 - Manual (Page 3)

introduction
Thank you for purchasing the Toshiba High-Performance Inverter TOSVERT VF-A5'.
The *VF-A5" inverter has many various functions built in for use with a 3-phase induction motor. All Operations
of this unit are done via the easy-to-use keyboard-type operation panel. A blind function (Refer to page 50) that
dispiays only those functions required for operation, and an edit function (Refer to page 29) that automatically
collects parameters that differ from their defauit settings are used to make basic operation and setting easier.
Advanced control technology features (sensorless vector control, feedback control, current limit, retry, and stall
prevention functions) are built in, so that the inverter wiil not trip easily, and will provide unparaileied reliability.
Please read this manual thoroughly before use to properly understand the correct use of the outstanding
functions of the 'VF-A5'.
This manual should be stored by the user of the *VF-A5* for reference during maintenance and inspection.
Symbois used in this manual are as shown below. Understand them before reading this manual.
1. LED display character codes; Refer to page 123
2. To indicate a parameter display on the operation panel in this manual:
Example rWcT~t
To indicate a panel key:
Example ENTER key
The box is not used when indicating parameter group names and parameter settings.
Note) The box is not used when displaying parameters in tables.