E6581697
E-25
5
5.13 Manual torque boost - increasing torque boost at low
speeds
: Torque boost value 1
Function
If torque is inadequate at low speeds, increase torque by raising the torque boost rate with this
parameter.
O
ut
put
v
ol
tage
[V
]/(
%
)
Base frequency voltage
Output frequency (Hz)
Base frequency
[Parameter setting]
Title
Function
Adjustment range
Default setting
Torque boost value 1
0.0 - 30.0 (%)
According to model
(Refer to section 11.4)
+
Valid when
is set to 0, 1, or 7.
Note 1: The optimum value is programmed for each inverter capacity. Be careful not to increase the torque boost
rate too much because it could cause an overcurrent trip at startup.
5.14 Setting the electronic thermal
t
: Motor electronic-thermal protection level 1
o
: Electronic thermal protection characteristic selection
Refer to section 3.5 for details
5.15 Preset-speed operation (speeds in 15 steps)
s
to
,
to
: Preset-speed frequency 1 to 15
Refer to section 3.6 for details.
Summary of Contents for TOSVERT VF-MB1
Page 350: ...2011 07 ...
