4
vacon • 36
Active Front End (AFE)
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
4.8
Active Front End power ratings
4.8.1
VACON
®
NXA; DC voltage 380–500 V
For dimensions of NXA units, see Table 11 and LCL filters Table 12.
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
out
=P
dc
x (
η
INU
x
η
Motor
).
P
dc
= AFEs DC power
η
INU
= efficiency of the inverter
η
Motor
= efficiency of the motor
Table 9. Power ratings of VACON
®
NXA, supply voltage 380–500 VAC
Type
Unit
Low overload
(AC current)
High overload
(AC current)
DC Power
(continuous)
Code
Enclosure
size
I
L-cont [A]
I
1min [A]
I
H-cont
[A]
I
1min [A]
400 V mains
P [kW]
500 V mains
P [kW]
AFE
NXA_0168 5
FI9
170
187
140
210
114
143
NXA_0205 5
FI9
205
226
170
255
138
172
NXA_0261 5
FI9
261
287
205
308
175
220
NXA_0385 5
FI10
385
424
300
450
259
323
NXA_0460 5
FI10
460
506
385
578
309
387
NXA_1150 5
FI13
1150
1265
1030
1545
773
966
NXA_1300 5
FI13
1300
1430
1150
1725
874
1092
