4
Find the grounding arm and push it down.
A
B
A. The grounding arm is up
B. The grounding arm is down
(level C4)
5
After the change, write "The EMC level was
changed" and the date on the "product modified"
label. If the label is not attached at this time, attach
it on the drive near the name plate.
Product modified
Date:
Date:
Date:
7.6.4
THE EMC JUMPER IN MR9
To make a change in the EMC protection of the AC drive, you must find the necessary EMC
jumpers. To change the EMC level from C2 or C3 (in 690 V) to C4, remove the EMC jumpers.
To change the EMC level from C4 to C2 or C3, install the EMC jumpers. You can find the EMC
jumpers, which are not installed, in the accessories bag.
HOW TO FIND THE EMC JUMPER 1
1
Open the cover of the AC drive.
2
Remove the cover of the fan.
3
In IP54, also remove the fan.
COMMISSIONING AND ADDITIONAL INSTRUCTIONS
VACON · 115
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