User manual

78 • vacon parameters
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8
8.5 Ramps and brakes setup (Control panel: Menu PAR -> P4)
Code Parameter Min Max Unit Default ID Note
Ramp S-shape 1 0,0 10,0 s 0,0 500
0 = Linear
>0 = S-curve ramp time
Acceleration time 1 0,1 3000,0 s 3,0 103
Defines the time
required for the output
frequency to increase
from zero frequency to
maximum frequency.
Deceleration time 1 0,1 3000,0 s 3,0 104
Defines the time
required for the output
frequency to decrease
from maximum
frequency to zero
frequency.
Ramp S-shape 2 0,0 10,0 s 0,0 501 See the parameter P4.1
Acceleration time 2 0,1 3000,0 s 10,0 502 See the parameter P4.2
Deceleration time 2 0,1 3000,0 s 10,0 503 See the parameter P4.3
Flux Braking 0 3 0 520
0 = Off
1 = Deceleration
2 = Chopper
3 = Full Mode
Flux Braking Cur-
rent
0,5 x
I
Nunit
2,0 x
I
Nunit
A
I
Nunit
519
Defines the current level
for flux braking.
DC Braking Current
0,3 x
I
Nunit
2,0 x
I
Nunit
A
I
Nunit
507
Defines the current
injected into the motor
during DC brakeing.
Stop DC current
time
0,00 600,00 s 0,00 508
Determines if braking 
is ON or OFF and the
braking time of the 
DC-brake when the
motor is stopping.
0 = Not active
Stop DC current
frequency
0,10 10,00 Hz 1,50 515
The output frequency at
which the DC-braking is
applied.
Start DC current
time
0,00 600,00 s 0,00 516 0 = Not active
Table 8.5: Ramps and brakes setup
P4.1
i
P4.2
P4.3
P4.4
P4.5
P4.6
i
P4.7
i
P4.8
P4.9
P4.10
i
P4.11
i
P4.12
i