Adapt Machine Data; Determine Speed Range (Fdmin, Fdmax) - Lenze 8201 Operating Instructions Manual

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Commissioning

5.3 Adapt machine data

5.3.1
Code
C010 Minimum field
C011 Maximum field
Function
Adjustment
5-4
820XBA1097
Determine speed range (f
Name Possible settings
Lenze Selection
0.0 0.0
frequency
50.0 30.0
frequency
The speed range required for the application can be selected here by determing the
field frequencies f
-
f corresponds to the speed at 0 % speed setpoint selection.
dmin
-
f corresponds to the speed at 100 % speed setpoint selection.
dmax
Relation between field frequency and synchronous motor speed:
f
dmax
n
rsyn
Example: 4 pole asynchronous
motor:
p = 2, f = 50 Hz
dmax
dmin,
{0.1Hz} 480.0
{0.1Hz} 480.0
and f :
dmin dmax
ô
n synchronous motor speed [min
60
rsyn
f max. field frequency [Hz]
p
dmax
p number of pole pairs
50
n
rsyn
f
dmax)
IMPORTANT
Info
-1
]
ô
60
–1
1500 min
2