Configuration
Function blocks
Internal motor control with vector control (MCTRL2)
8
8.2
8.2.7
8.2-49
EDSVF9333V EN 3.0-06/2005
Codes for parameter setting
Code Possible settings IMPORTANT
No. Name Lenze Selection
C0006
OP MODE 5
Selection of the operating mode
forthemotorcontrol
1 vector ctrl Vector control
without or with
speed feedback
In case of the first selection enter
the motor data and identify them
with C0148.
6.8-8
5 V/f V/f characteristic
control
Commissioning without
identification of the motor data is
possible
z Advantage of identification
with C0148: Improved smooth
running at low speeds
6.8-4
C0010 N
min
0 0 {1 rpm} 36000
z Reference value
for the absolute
and relative
setpoint selection
for the
acceleration and
deceleration times
z C0059 must be set
correctly
z Set C0010 < C0011
z C0010 is only
effectiveincaseof
analog setpoint
selection via AIN1
Important: For
parameter setting
via interface, major
changes in one step
should only be made
when the controller
is inhibited.
Minimum
speed
6.10-1
C0011 N
max
3000 0 {1 rpm} 36000 Maximum
speed
C0018 fchop 6 Switching frequency of the
inverter
z General rule: the lower the
switching frequency the
– lower the power loss
– higher the noise generation
– better the concentricity
factor
–Observederating
information at high
switching frequencies
z The max. output frequency
(f
out
) amounts to:
–f
chop
=16kHz⇒f
out
= 600 Hz
–f
chop
=8kHz⇒f
out
= 300 Hz
–f
chop
=4kHz⇒f
out
= 150 Hz
–f
chop
=2kHz⇒f
out
= 150 Hz
6.9-1
0 auto chop automatic
change-over of
the switching
frequency
between
16/8/2 kHz
1 2kHzsin optimised smooth
running
2 4kHzf_top power-optimised
3 8kHzf_top power-optimised
4 8kHzsin noise optimised
5 16 kHz sin noise optimised
6 auto 8/2 kHz noise /
power-optimised
with automatic
change-over to
low switching
frequency
C0019 THRESH
NACT=0
0 -36000 {1 rpm} 36000 Operating threshold - automatic
DC injection brake (Auto-GSB)
z Falling below the threshold in
C0019 activates automatic DC
injection braking when the
holding time set under C0107 >
0
8.2-25
8.2-48
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