3-8
Parameter
No. (Reg-
ister No.
(Hex))
MemoChanges
during
opera-
tion
Default
setting
Setting
range
DescriptionName
n34
(0122)
Motor
protec-
tive time
setting
Used to set the electric thermal char-
acteristics of the motor to be con-
nected in 1-minute increments.
Note The default setting does not
require any changes in normal
operation.
Note To set the parameter accord-
ing to the characteristics of the
motor, check with the motor
manufacturer the thermal time
constant and set the parame-
ter with some margin. In other
words, set the value slightly
shorter than the thermal time
constant.
Note To detect motor overloading
quicker, reduce the set value,
provided that it does not cause
any application problems.
1 to 60 8 No
n35
(0123)
Cooling
fan op-
eration
function
Used to operate the Cooling Fan of
the Inverter while the Inverter is
turned on or only while the Inverter is
in operation.
0: Rotates only while RUN command
is input and for 1 minute after In-
verter stops operating
1: Rotates while Inverter is turned on
Note This parameter is available
only if the Inverter incorpo-
rates a Cooling Fan.
Note If the operation frequency of
the Inverter is low, the life of
the fan can be prolonged by
setting the parameter to 0.
0, 1 0 No
List of Parameters Chapter 3
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