Munters HCUw, Эксплуатация и техническое обслуживание

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68
3 G 3 J V L i s t o f P a r a m e t e r s
Chapter 9
Parame-
ter No. Name Description Set-
ting
range
Unit
of set-
ting
Default
setting Changes
during
opera-
tion
Refer-
ence
page
n34 Motor protec-
tive time setting
Used to set the electric thermal character-
istics of the motor to be connected in
1-minute increments.
Note The default setting does not require
any changes in normal operation.
Note To set the parameter according to
the
characteristics of the motor, check
with the motor manufacturer the thermal
time constant and set the parameter 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 1 min 8 No 6-14
n35 Cooling fan op-
eration function Used to operate the Cooling Fan of the In-
verter 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
a f t e r
Inverter
stops operating
1: Rotates while Inverter is turned on
Note This parameter is available only if
the Inverter incorporates 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
t o 0 .
0, 1 1 0 No 6-14