CABLING AND CONNECTIONS
vacon • 49
6
6.1.3
Changing the EMC protection class
The EMC protection level of Vacon NX_ AC drives can be changed from class H to class T (and from class
L to T in NX_6 FR6) with a simple procedure presented in the following figures.
Note! After having performed the change check
EMC Level modified
on the sticker included in the NX
delivery (see below) and note the date. Unless already done, attach the sticker close to the nameplate of
the AC drive.
FR4 and FR5:
Figure 6-2. Changing of EMC protection class, FR4 (left) and FR5 (right). First remove the cable cover.
FR6:
Figure 6-3. Changing of EMC protection class, FR6. The cable cover does not need to be
removed
Remove this screw
Remove this screw
Drive m odified
:
Option board:
N XOPT................
IP54 upgrade/ Collar
in slot:
Date:...................
A B C D E
EMC level modified: H/ L to T
Date:...................
Date:...................
Remove these screws
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