Technical item or function
Technical data
Control characteristics
Control method
Frequency control U/f
Open Loop Sensorless Vector Control
Closed Loop Frequency Control
Closed Loop Vector Control
Switching frequency (see param-
eter 2.6.9)
NXI_xxxx 5: 1…16 kHz; Factory default 10 kHz
NXI_0072 and greater: 1…10 kHz; Factory default 3.6 kHz
NXI_xxxx 6: 1…6 kHz; Factory default 1.5 kHz
Analog input
Resolution 0.1% (10-bit), accuracy ±1%
Panel reference
Resolution 0.01 Hz
Field weakening point
30…320 Hz
Acceleration time
0…3000 s
Deceleration time
0…3000 s
Specifications
Operating Guide | VACON® NX Inverters FI4-FI8
AQ299433367205en-000101 / DPD00908
122 | Danfoss A/S © 2019.07
Summary of Contents for VACON NX FI4
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