￭ Connection procedure for frames R4 and R5
1. Remove the front cover. IP21 drives: Release the retaining clip with a screwdriver
(a) and lift the cover from the bottom outwards (b).
2. For IP21 drives: Remove the cable entry box cover by undoing the mounting screw.
3. For frame R4: Remove the EMC shroud that separates the input and output cabling
if needed for easier installation.
4. Remove the shroud on the power cable terminals by releasing the clips and lifting
the shroud up from the sides with a screwdriver (a). Knock out holes in the shroud
for the cables to be installed (b).
5. Attach the residual voltage warning sticker in the local language next to the control
unit top.
6. Cut adequate holes into the rubber grommets. Slide the grommets onto the cables.
Slide the cables through the holes of the bottom plate and attach the grommets to
the holes.
7. Prepare the ends of the input power and motor cables as illustrated in the figure.
Bare shield will be grounded 360 degrees under the grounding clamp.
8. Ground the cable shields 360 degrees under the grounding clamps. Mind the sharp
edges.
9. Connect the twisted cable shields to the grounding terminals.
10. Connect the phase conductors of the input cable to the L1, L2 and L3 terminals and
the phase conductors of the motor cable to the T1/U, T2/V and T3/W terminals.
Tighten the screws to the torque given in the figure below.
Electrical installation – IEC 97
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