Vacon NX series User Manual

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

Vacon NX series Specifications

General

Product type	AC Drive
Output voltage range	0-Uin
Frequency range	0-500 Hz
Enclosure classes	IP00, IP21
Mounting types	Wall
Braking chopper	Integrated or external
EMC filter	Built-in or external
Control modes	Scalar, Vector
Protection features	Overcurrent, overvoltage, undervoltage, overtemperature, short circuit
Communication options	Modbus, Profibus, CANopen, Ethernet
Ambient temperature range	-10°C to +50°C
Cooling method	Air-cooled