EMC class
in IEC/EN
61800-3 +
A1
VACON
®
equiva‐
lent
EMC
class
Description
Available for
C4
T
These AC drives comply with the standard IEC/EN 61800-3 + A1 if they are used in IT
systems. In IT systems, the networks are isolated from ground, or connected to
ground through high impedance to decrease the leakage current.
NOTICE
If the AC drives are used with other supplies, they do not comply with the
EMC requirements.
To change the EMC class of the VACON® NX AC drive from C2 or C3 to C4, see the
instructions in
6.6 Installation in an IT System
.
All products
No EMC
emission
protection
N
The AC drives of this category do not give EMC emission protection. These drives are
installed in enclosures.
NOTICE
An external EMC filter is usually necessary to comply with the EMC emission
requirements.
NOTICE
RADIO INTERFERENCE
In a residential environment, this product can cause radio interference.
-
Take supplementary mitigation measures.
In IP00
3.8 Control Panel
3.8.1 Introduction to Control Panel
The control panel is the interface between the AC drive and the user. Use the control panel to control the speed of a motor and
monitor the status of the AC drive. Use it also to set the parameters of the AC drive.
The control panel can be removed from the AC drive. The control panel is isolated from the input line potential.
3.8.2 Keypad
The VACON
®
keypad has 9 buttons with which to control the AC drive (and motor), set parameters, and monitor values.
Product Overview
Operating Guide | VACON® NXS/NXP Air-cooled
AQ275638903263en-000301 / DPD00910
24 | Danfoss A/S © 2020.02
