Active Front End Power Ratings; Vacon Nxa; Dc Voltage 380-500 V; Vacon Nxa; Dc Voltage 525-690 V - Vacon NX Active Front End User Manual

Active Front End (AFE)
4.8

Active Front End power ratings

4.8.1 Vacon NXA; DC voltage 380–500 V
Table 6. Power ratings of Vacon NXA, supply voltage 380–500 VAC
Unit
Type
Code Frame I
NXA_0261 5
AFE NXA_0460 5
NXA_1300 5
For dimensions of NXA units, see Table 8 and LCL filters Table 9.
NOTE! The rated currents in a given ambient (+40 °C) temperature are achieved only when the switching
frequency is equal to the factory default.
NOTE! The motor output power: P
P = AFEs DC power
dc
η
= efficiency of the inverter
INU
η
= efficiency of the motor
Motor
4.8.2 Vacon NXA; DC voltage 525–690 V
Table 7. Power ratings of Vacon NXA, supply voltage 525–690 VAC
Unit
Type
Code
NXA_0170 6
AFE NXA_0325 6
NXA_1030 6
For dimensions of NXA units, see Table 8 and LCL filters Table 9.
NOTE! The rated currents in a given ambient (+40 °C) temperature are achieved only when the switching
frequency is equal to the factory default.
NOTE! The motor output power: P
P = AFEs DC power
dc
η
= efficiency of the inverter
INU
η
= efficiency of the motor
Motor
24-hour support +358 (0)201 212 575 • Email: vacon@vacon.com
Low oveload
(AC current)
I
L-cont [A] 1min [A]
FI9 261 287
FI10 460 506
FI13 1300 1430
x η
=P x (η
out dc INU Motor
Low oveload
(AC current)
Frame I I
L-cont [A] 1min [A]
FI9 170
FI10 325
FI13 1030
x η
=P x (η
out dc INU Motor
High oveload
(AC current)
I I
H-cont [A] 1min [A]
205 308
385 578
1150 1725
).
High oveload
(AC current)
I I
H-cont [A] 1min [A]
187 144 216
358 261 392
1133 920 1380
).
vacon • 33
DC Power
(continuous)
400 V mains 500 V mains
P [kW] P [kW]
175 229
309 387
874 1092
DC Power
(continuous)
690 V mains
P [kW]
197
377
1194
4