Lenze E82xVxxxKxxxxx - Manual (Page 30)

Technical data
Open and closed loop control
4
l
30 EDS82EV903 EN 3.0
4.2 Open and closed loop control
Open and closed loop control
Open and closed loop
control modes V/f characteristic control (linear, quadratic), vector control, torque selection
Switching frequency
0.25 ... 11 kW 2 kHz, 4 kHz, 8 kHz, 16 kHz noise optimised
15 ... 90 kW 1 kHz, 2 kHz, 4 kHz, 8 kHz, 16 kHz,
optionally noise optimised or power loss optimised
Torque behaviour
Maximum torque
0.25 ... 11 kW 1.8 x M
rated
for 60 s if rated motor power = rated controller power
Maximum torque
15 ... 90 kW 1.8 x M
rated
for 60 s
2.1 x M
rated
for 3 s after
controller enable
Setting range 1 : 10 in speed setting range 3 ... 50 Hz, accuracy < 8 %
Torque/speed
characteristic
1.8
2.0
1.0
M/M
N
n [min ] -1 500 1000 1500
Vector control (sensorless
speed control)
Minimum output
frequency 1.0 Hz (0 ... M
rated
)
Setting range 1 : 50 based on 50 Hz and M
rated
Accuracy ± 0.5 %
in speed setting range 3 ... 50 Hz
Smooth running ± 0.1 Hz
Output frequency
Range − 650 Hz ... + 650 Hz
Absolute resolution 0.02 Hz
Standardised
resolution Parameter data: 0.01 %, process data: 0.006 % (= 2 14 )
Digital setpoint selection
Accuracy ± 0.0001 %
Analog setpoint selection
Linearity ± 0.5 % based on instantaneous value
Temperature
sensitivity + 0.3 % (0 ... +60 °C) based on instantaneous value
Offset ± 0 %
A/D converter 10−bit resolution
Error: 1 digit º 0.1 % based on final value
Operation in generator
mode
0.25 ... 11 kW Integrated brake chopper
15 ... 90 kW With 9352 brake chopper