Toshiba TOSVERT VF-FS1 Instruction Manual page 88

5) Use a motor that has 2-8 P.
6) Always operate the motor in single operation (one inverter to one motor). Sensorless vector control
7) The maximum length of wires between the inverter and motor is 30 meters. If the wires are longer than 30
8) Connecting a reactor or surge voltage suppression filter between the inverter and the motor may reduce
8) The following table shows the relationship between the V/F control mode
selection (
Under normal conditions, be sure to set or adjust the parameters marked with
When making detailed settings, adjust the parameters marked with
Do not adjust the parameters marked with
5
(For instructions about how to adjust the parameter
cannot be used when one inverter is operated with more than one motor.
meters, set standard auto-tuning with the wires connected to improve low-speed torque during sensorless
vector control.
However the effects of voltage drop cause motor-generated torque in the vicinity of rated frequency to be
somewhat lower.
motor-generated torque. Setting auto-tuning may also cause a trip (
control unusable.
) and the motor constant parameter.
as well, if necessary.
, because they are invalid.
and later, see section 6.17.)
E-22
E6581381
) rendering sensorless vector
.