Ramp Control - Danfoss Vacon NXP Applications Manual

66 · vacon
Together with inductor size and inductor losses voltage will be increased
18 Vac + 4,5 Vac = 22,5 Vac from Supply Voltage parameter -> 422,5 Vac.
2.2.6.7 Voltage Down
Select a digital input to decrease the supply voltage with a set ramp rate.
2.2.6.8 Voltage Up (DigIn)
Select a digital input to increase the supply voltage with a set ramp rate.
2.2.6.9 Voltage Adjust Rate
Defines the rate that is used to change the base voltage when Up and Down inputs are
used.
2.2.6.10 Voltage Maximum Adjust
The maximum adjustment to the voltage when controlling reactive power.
5.3

Ramp control

P2.3.1 Ramp Time
This parameter defines the time required for the frequency to increase and decrease
between zero frequency and P2.3.2 Ramp Range.
P2.3.2 Ramp Range
This parameter defines the frequency range where the ramp time is related. Starting
from zero frequency.
5
(DigIn) ID1551
ID1550
ID1555
ID1639
ID103
ID232
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Description of parameters