iC7-Automation Air-cooled Enclosed Drives
Operating Guide
10.8.2 Motor Connections
Table 51: Motor Connections
Item
Output voltage
Output frequency
Switching frequency
Field weakening point
Motor control principles
Motor and generator types sup-
ported
Torque control, torque step rise
time
Torque control, static accuracy
Speed control, static accuracy
Speed control, dynamic accura-
cy (response)
Motor control resolution
Cable length
Dependent on voltage, current, and control mode
1
10.8.3 Ambient Conditions
Table 52: Ambient Conditions
Item
Protection rating
Ambient operating temperature
Installation temperature
108 | Danfoss A/S © 2023.09
Technical data
0–100% of supply voltage
0...599 Hz
(1)
1.5...8 kHz, default 3 kHz
1...600 Hz
U/f control
VVC+ (Vector Voltage Control)
FVC+ (Flux Vector Control)
Induction/asynchronous motor
Non-Salient Permanent Magnet Motor
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 supply
Open loop: <2% of motor nominal torque up to nominal speed and <4% of motor nominal
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
Open loop: 5% of motor nominal slip up to motor nominal motor frequency and 10% of mo-
tor nominal slip in the field weakening area
Closed loop: 0.01% static error of nominal speed with encoder PPR of 1024 or better
Open loop: 0.2...0.4% s with nominal torque step
Closed loop: 0.1...0.2% s with nominal torque step
Reference setpoint resolution 31 bit + sign
up to 150 m (492 ft) shielded motor cable
up to 300 m (984 ft) unshielded motor cable
Technical data
IP21/UL Type 1
IP54/UL Type 12
-15 °C...0 °C (5 °F...32 °F) (no frost). The highest current rating of AE11 and IE11 must be de-
rated 20% in freezing conditions.
0 °C...+40 °C (32 °F...104 °F) (at I
–10 °C...+70 °C (14 °F...158 °F)
) with derating up to +55 °C (131 °F).
N
AQ330347384398en-000201 / 139Z8096
Specifications
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