Vacon NX series User Manual

Active Front End (AFE) vacon • 37
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
4
4.8.2 VACON
®
NXA; DC voltage 525–690 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 10. Power ratings of VACON
®
NXA, supply voltage 525–690 VAC (UL 525-600V)
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]
690 V mains
P [kW]
AFE
NXA_0125 6 FI9 125 138 100 150 145
NXA_0144 6 FI9 144 158 125 188 167
NXA_0170 6 FI9 170 187 144 216 197
NXA_0261 6 FI10 261 287 208 312 303
NXA_0325 6 FI10 325 358 261 392 377
NXA_0920 6 FI13 920 1012 820 1230 1067
NXA_1030 6 FI13 1030 1133 920 1380 1194

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