Vacon 100 hvac Applications Manual page 56

VACON · 56
Table 10: Motor control settings
Index Parameter
P3.1.2.1 Switching Frequency
P3.1.2.2 Motor Switch
Zero Frequency Volt-
P3.1.2.4
age
Motor preheat func-
P3.1.2.5
tion
5
Min Max Unit
1.5 Varies kHz
0 1
0.00 40.00 %
0 3
PARAMETERS MENU
Default ID Description
If you increase the
switching frequency,
the capacity of the AC
drive reduces. To
reduce capacitive cur-
rents in the motor
Varies 601 cable, when the cable
is long, we recommend
that you use a low
switching frequency.
To reduce the motor
noise, use a high
switching frequency.
When you enable this
function, the drive does
not trip when the
motor switch is closed
and opened, for exam-
0 653
ple in a flying start.
0 = Disabled
1 = Enabled
This parameter gives
the zero frequency
voltage of the U/f
Varies 606
curve. The default
value is different for
different unit sizes.
0 = Not used
1 = Always in stop state
2 = Controlled by DI
3 = Temp limit (heat-
sink)
0 1225
You can activate the
virtual digital input
with Real Time Clock
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