Technical data
General data and operating conditions
4
l
34
EDS84DG752 EN 7.0
Control
Control modes
VFCplus:
l V/f control (linear or square−law)
l Feedback system required
SLVC:
l Sensorless vector control (speed)
VFCplus eco:
l V/f control, energetically optimised
SLPSM:
l Sensorless control for synchronous motors
Switching frequency
4 kHz, 8 kHz, 16 kHz
Torque behaviour
Maximum torque 1.5 x M
rated
for 60 s
2.0 x M
rated
for 3 s
if rated motor power = rated controller power
Setting range 1 : 10 SLVC: In speed range 3 ... 50 Hz
V/f: In speed range 10 ... 50 Hz
Sensorless vector control (speed)
Minimum output
frequency
0.5 Hz (0 ... M
rated
)
Accuracy ±0,5 %
In a setting range of 3 ... 50 Hz
Smooth running ±0.1 Hz
Output frequency
Range −300 Hz ... +300 Hz
Absolute resolution 0.2 Hz
Standardised
resolution
Parameter data: 0.01 %, process data: 0.006 % (= 2
14
)
Digital setpoint selection
Typical accuracy ±0,01 %
Analog setpoint selection
Typical accuracy ±1 % Based on the final value
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