13. Ground the motor cable shield at the motor end. For minimum radio frequency
interference, ground the motor cable shield 360 degrees at the cable entry of the
motor terminal box.
￭ Connection procedure, frames R6…R9
WARNING!
If you install the drive on any other system than symmetrically grounded TN-S
system, see Grounding system compatibility check (page 115) if you have to
disconnect the EMC filter and ground-to-phase varistor.
1. Attach the residual voltage warning sticker in the local language next to the control
unit.
2. Remove the side plates of the cable box: Remove the retaining screws (2a) and
slide the walls out (2b).
3. Remove the shroud on the power cable terminals by releasing the clips with a
screwdriver (3a) and pulling the shroud out (3b).
4. Knock out holes in the shroud for the cables to be installed.
5. Frames R8…R9: If you install parallel cables, also knock out holes in the lower
shroud for the cables to be installed.
134 Electrical installation – IEC
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