Vacon NX series Operating Guide

Parameters vacon • 11
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2
2.2 DC-link side parameters
2.2.1 Over voltage control for DC-link voltage
P2.5.3.1 OVER VOLTAGE REFERENCE ID1528
The over voltage reference in percentage of Nominal DC Voltage of the drive.
P2.5.3.2 OVER VOLTAGE DROOP ID1862
The over voltage reference drooping. The set drooping is reached when the active current is 100%.
2.2.2 Under voltage control for DC-link voltage
P2.5.2.1 UNDER VOLTAGE REFERENCE D1567
The under voltage reference in percentage of Nominal DC Voltage of the drive.
P2.5.2.2 UNDER VOLTAGE DROOP ID1863
The under voltage reference drooping. The set drooping is reached when the active current is 100%.
NOTE: For more detailed parameter information, see the Vacon NX Programming Guide
(DPD01886A).
Table 6. Over voltage control for DC-link voltage
Code Parameter Min Max Unit Default ID Note
P 2.5.3.1 Over voltage reference 0 320 % 118 1528
A percentage of unit nominal DC-
Link voltage.
500 Vac unit: 675 Vdc
690 Vac unit: 931 Vdc
P 2.5.3.2 Over voltage droop 0 100 % 0 1862
Table 7. Under voltage control for DC-link voltage
Code Parameter Min Max Unit Default ID Note
P 2.5.2.1
Under Voltage
Reference
0 320 % 65 1567
A percentage of nominal DC-Link
voltage.
500 Vac unit: 675 Vdc
690 Vac unit: 931 Vdc
P 2.5.2.2 Under Voltage Droop 0 100 % 0 1863
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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