Table 58: Mains Connections (continued)
Item Technical data
Displacement power factor (DPF) AFE: 1
6-pulse: 0.97
Switching on input supply from a dis-
charged drive
FE09–FE10: Maximum 1 time/2 minutes
Overvoltage category Category III
9.8.2 Motor Connections
Table 59: Motor Connections
Item Technical data
Output voltage 0–100% of supply voltage
Output frequency 0...599 Hz
(1)
Switching frequency 1.5…8 kHz, default 3 kHz
Field weakening point 1...600 Hz
Motor control principles U/f control
VVC+ (Vector Voltage Control)
FVC+ (Flux Vector Control)
Motor and generator types supported Induction/asynchronous motor
Non-Salient Permanent Magnet Motor
Torque control, torque step rise time Open loop: <5 ms with nominal torque and <1 ms with nominal torque with AFE supply
Closed loop: <5 ms with nominal torque and <1 ms with nominal torque with AFE sup-
ply
Torque control, static accuracy Open loop: <2% of motor nominal torque up to nominal speed and <4% of motor nomi-
nal torque in the field weakening area
Closed loop: <2% of motor nominal torque up to nominal speed and <4% of motor
nominal torque in the field weakening area
Speed control, static accuracy Open loop: 5% of motor nominal slip up to motor nominal motor frequency and 10% of
motor nominal slip in the field weakening area
Closed loop: 0.01% static error of nominal speed with encoder PPR of 1024 or better
Speed control, dynamic accuracy (re-
sponse)
Open loop: 0.2...0.4% s with nominal torque step
Closed loop: 0.1...0.2% s with nominal torque step
Motor control resolution Reference setpoint resolution 31 bit + sign
Cable length up to 150 m (492 ft) shielded motor cable
up to 300 m (984 ft) unshielded motor cable
1) Dependent on voltage, current, and control mode
126 | Danfoss Drives Oy © 2024.09 AJ389643274589en-000101 / 172F6409A
Design Guide | iC7-Automation Air-cooled Enclosed Drives Specifications
To Next Page