the grounding shelf.
•
Ground the shield 360 degrees by tightening the clamp of the power cable
grounding shelf onto the stripped part of the cable (4a).
•
Connect the twisted shield of the cable to the grounding terminal (4b).
•
Connect the phase conductors of the cable to the T1/U, T2/V and T3/W terminals.
•
Tighten the screws to the torque given below:
•
Tighten the screws to the torque given below:
Frame size
Frame size
T1/U. T2/V. T3/W.
T1/U. T2/V. T3/W.
Notes
Notes
•
The screws are of different length. Install them at the correct locations.
• The screws are of different length. Install them at the correct locations.
•
After reinstalling the grounding shelf, you can make the 360 degree grounding for the
• After reinstalling the grounding shelf, you can make the 360 degree grounding for
cables.
the cables.
Input power cable
Input power cable
4. Prepare the ends of the cable as illustrated in the figure.
Note:
4. Prepare the ends of the cable as illustrated in the figure.
The bare shield will be grounded 360 degrees. Mark the pigtail made from the shield as a
Note: The bare shield will be grounded 360 degrees. Mark the pigtail made from the
PE conductor with yellow-and-green color
shield as a PE conductor with yellow-and-green color.
PE
PE
PE
PE
5. Connect the input power cable as follows:
•
Ground the shield 360 degrees by tightening the clamp of the power cable grounding
shelf onto the stripped part of the cable (6a).
R3
N·m
N·m
lbf·ft
2.5...4.5 1.8...3.3
2.5...4.5
4c
4b
4a
Electrical installation 73
R3
R4
R4
lbf·ft
N·m
N·m
lbf·ft
4.0
3.0
1.8...3.3
4.0
lbf·ft
3.0