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Change during operation: N = impossible, Y* = possible (enabled by using ),
Y
= possible (enabled by using
)
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43
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FUNC
DATA
Torque boost
This function can choose between 32 types of boost according to the load type and motor characteris-
tics.
0
to
1
2 Lower
to
3 1 Higher
Electronic thermal O/L relay (Select)
This function is used to select between the following three values:
0 Inactive
1 Active············4-pole standard motor
2 Active············4-pole forced air motor
Electronic thermal O/L relay(Level)
0. 1 4
to
2 2. 3
Set the value obtained by multiplying the motor rated current by coefficient K in the table below ac-
cording to the wiring length between the drive and motor.
Wiring length
Drive HP
0’ 132’ 165’ Max. 330’
1/8 K=1.2 External thermal is
recommended.
1/4 K=1 K=1.1
1/ 2 to 5 K=1
F10
F11
This function sets the operation level of an electronic thermal O/L relay by using an
ampere value according to the motor rated current.
20 to 135% of the drive rated current can be set.
Values less than 9.99A can be set in 0.01A step and values more than 10.0A can be set
in 0.1A step.
For square law torque loads
(fan, pump)
F09
Output
voltage
Output frequency
Higher
Lower
Square law torque
Factory setting
Change during
operation
Motor rated
Y*
Factory
setting
Change during
operation
13
Y
Factory
setting
Change during
operation
1
Y*